Reviews

We are proud of our professional and friendly service but don't just take our word for it. Here are a range of reviews left by our amazing customers. We love to hear about your experience and what you think, if you would like to leave a review then please click here. Alternatively, you can check pricing and availability to get the ball rolling. 

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Jo Miles
12th September 2024

New boiler fitted and amazing work

New boiler fitted and amazing work! Everyone was brilliant to deal with and quote and job matched. It's always great to support a local business as well in the process which can provide a personal service.

Malcolm Mason
11th September 2024

On initial survey.

On initial survey, very helpful, did full survey of property and explained what would happen next.

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Inderpal Ghir
11th September 2024

Mitch and his team are amazing. Mitch organised for a plumber called Thomasz to fit two Towel heaters. Thomasz was very friendly and very efficient in the way that he worked. Completed the job on time. I will need other work doing and will definitely call back Grand Union plumbing and heating.

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Audrey Vickers
9th September 2024

My shower cubicle needed replacement, as the door had jammed. Grand Union Plumbing & Heating had done some good work for me in the past and were my go to company. I asked them to look at a replacement. They were professional, clean and friendly, all at a very reasonable cost. The work was difficult for their bathroom fitter but it wasn't for me. My bathroom looks amazing and the shower is perfect!

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Jamie Newman
6th September 2024

Helpful team

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Nico Cerbetto
5th September 2024

Friendly and professional service.

Sarah Griffiths
4th September 2024

So helpful & nice

So helpful & nice, explained everything to me & what was going to happen next realty great service

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Martin Mynard
4th September 2024

Great service. Arrived within the booking window. Kept up to date with arrival. Friendly and professional engineer. Thank you

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Louise Curtis
3rd September 2024

Great communication from these guys, Gave me a 3 hour time slot on my chosen day and then the plumber gave me a courtesy message when he was on his way, Which is great when you’ve got kids. They guy came and did his inspection promptly and was very professional. 10/10

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Mawerinho
3rd September 2024

Had a boiler service done... nice, friendly and punctual Was very helpful with advice and feedback Confident guys that know what they are doing and perform efficiently. Would recommend!

Jane Jyne
30th August 2024

Lovely guy

Lovely guy, He was very helpful and the quote was competitively priced. I was very impressed that he cleaned up after himself after completing the job. I have no hesitation in recommending this company, and I will use them again, should I need a reliable plumber.

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Emma Coghlan
30th August 2024

From the first point of contact to the end of the job, the service I received from Grand Union Plumbing and Heating was exceptional. The engineer arrived on time, was polite, very respectful of my home and went above and beyond to make sure I wouldn’t have any future problems with the heating. The work was carried out to a very high standard. I would have no hesitation recommending them to my friends and family.

Aaron
29th August 2024

Had a problem with my water tank as it…

Had a problem with my water tank as it wouldn’t stop filling up. Marco was the plumber who attended on both visits and he explained what the problem was and dealt with it very quickly and promptly, great service. Thanks Marco

OLUFEMI
28th August 2024

Excellent customer service

Excellent customer service

Annie Yip
27th August 2024

Technician came on time and solved the…

Technician came on time and solved the issue professionally.

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RK
25th August 2024

Polite, professional and tidy. Very happy with the service. Tomasz was great.

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Jacqui Beretta
23rd August 2024

Professional service

David
22nd August 2024

Excellent service

Excellent service, I contacted Grand Union online as I had discovered a minor leak out of normal working hours. I left a description of what was needed, Mitch phoned me the next morning with an available time slot and the problem was resolved within 24 hours. A job well done.

WendyH
21st August 2024

The engineer Marco was great

The engineer Marco was great. He persevered with a difficult problem.

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Mustafa AlKhen
20th August 2024

Had a boiler service done, very professional team

Kath
19th August 2024

First Class Plumbing from Mitch

First Class Plumbing from Mitch. He was very efficient and patient with us and explained as did the work. I would happily use Grand Union Plumbing and Heating Ltd - Definitely 5*****

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Liz Bird
19th August 2024

Amazing service. Thomaz arrived on time. 8.30am. Clean and tidy job. Can't praise this company highly enough. Fitted new toilet. Thank you. Value for money. 5 star.

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kerry knight
19th August 2024

We had a leak from the loft into the bedrooms and our current emergency cover with Anglian offered an unacceptably long response time, leaving our home at risk of flooding. Thankfully I called Mitch, who quickly arranged for someone to come out.They identified the issue and repaired the pipe promptly. The service was exceptional-fast,professional and greatly appreciated.

Jo Veale
Jo Veale
9th August 2024

Feedback Form

Tomasz was polite, friendly, tidy and efficient when replacing our bathroom tap. Thank you for the excellent service.

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Joanna Veale
9th August 2024

Tomasz was polite, friendly, tidy and efficient when replacing our bathroom tap. Thank you for the great service

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Christine Checkley
8th August 2024

The service I received was excellent.

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susan o'sullivan
6th August 2024

Engineer arrived promptly as advised. Marco is very polite efficient and quickly replaced our old eroded kitchen tap. Happy to recommend the company.

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Patrick Tse
6th August 2024

Andy arrived punctual and was very courteous, would recommend.

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joanne rigby
5th August 2024

very polite good job kept me informed of what needed doing and tidy .did a great job fitting toilet

Pip
5th August 2024

Very polite and efficient

Engineer was very polite, friendly and efficient service.

Pamela Fainton
Pamela Fainton
5th August 2024

Feedback Form

Brilliant service, all workers on time every day, and tidied up. I am extremely pleased with the result. My bathroom looks amazing!

Gordon Slessor
Gordon Slessor
2nd August 2024

Feedback Form

Thank you for excellent service.

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Surinder Ghir
1st August 2024

I was very pleased with the service given by you. The job was handled and completed very quickly.

Xena
31st July 2024

You won't regret using them

These guys have quite simply been elevated to my Go to engineers in MK whenever I have a boiler/radiator issue. Professional, helpful, swift and reasonably priced.

Ishan Patel
31st July 2024

Neat and tidy work.

Neat and tidy work.

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Ishan Patel
31st July 2024

Neat and tidy work, thank you.

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Miss G
29th July 2024

Great service,thanks

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Paul Connolly
29th July 2024

Very friendly punctual and helpful service

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Pritesh
25th July 2024

Professional and skilled staff

Jane Sharp
23rd July 2024

Efficient service

Efficient service, polite and courteous engineer. Highly recommend.

DOnna hEaton
22nd July 2024

Brilliant service form booking the…

Brilliant service form booking the visit to having our annual boiler check, friendly staff with great knowledge and advice will be booking them again next year

Jsn Kwasniewski
Jsn Kwasniewski
18th July 2024

Feedback Form

Really good service

Lin-Ying Chan
16th July 2024

The worker have a good manner and skill…

The worker have a good manner and skill set.

S McKay
13th July 2024

Fantastic company to deal with

Fantastic company to deal with, and would not hesitate to recommend them.

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Langton Wildman
13th July 2024

Expansion chamber was changed in one day. Good service and value in comparison with other local companies.

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Simon Reynolds
12th July 2024

Great service from start to finish. All tradesmen very professional, good quality work carried out and communication very good. Would definitely recommend!

Nigel David
10th July 2024

Excellent friendly service from the…

Excellent friendly service from the team at Grand Union as always! Love their technology alerting the expected arrival time etc.

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Matthew
9th July 2024

Great company with a prompt professional service and attutude all done with a smile!

Alejandra Sanchez
Alejandra Sanchez
9th July 2024

Feedback Form

Excellent responsive, clear and timely service
Thank you!

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Sarah Darch
4th July 2024

Very accurate, great service, helpful. Would recommend Mitchell as very experienced and trustworthy person.

Catherine Walshe
Catherine Walshe
3rd July 2024

Feedback Form

Professional and efficient service.

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Paul Hack
1st July 2024

Had Grand Union Plumbing and heating fit my new shower today. Not only was it done swiftly with no fuss but provided as well with a great fitter who cleaned up everything and made sure I was OK with the controls. Brilliant quick service at very good price. Thank you.

Helen
27th June 2024

Great experience from beginning to end

Grand Union redid our bathroom for us. Great experience from beginning to end, very professional and bathroom looks brilliant. Thanks again to Harley, Mitchell and the team!

Richard
24th June 2024

Very helpful

Very helpful and quick response reasonable pricing.

Desne Prydderch
21st June 2024

Taps

Thank you Marco for replacing our kitchen tap. Prompt, professional, friendly and reasonably priced. Definitely recommend this company to all. Fenny Stratford

Susan Williams
19th June 2024

Highly recommend

This was a return visit to replace some parts on the boiler. They were their usual high professional selves from making the appointment to fit in with me, notification of ETA of when Marco would arrive, which is always useful and, impressively, they stick to it. Job was done efficiently and everything left tidy. Very pleased.

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Jemima
18th June 2024

Good work done, and very nice staff

RK L
7th June 2024

Reliable as usual

I have always used Grand Union and will not use anyone else, they resolved a shower issue for me quickly, reliable and prompt as usual, thanks again.

Mark
6th June 2024

Very Professional Plumbing Company

From first contact with Mitch and then Lauren with regard to our plumbing issues it was clear that I was dealing with a very professional organisation who were interested to help solve our problems. The plumber Tomasz then did an excellent and fast job(s) fixing our two toilets. Highly recommended.

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Mark Mullaney
6th June 2024

From first contact with Mitch and then Lauren with regard to our plumbing issues it was clear that I was dealing with a very professional organisation who were interested to help solve our problems. The plumber Tomasz then did an excellent and fast job(s) fixing our two toilets. Highly recommended.

Kate Davies
5th June 2024

Careful planning and execution of work

Careful planning and execution of work. Time taken to consult with creative solutions. Great service and responsible outcomes

Sue Williams
4th June 2024

Great service

From the initial phone call from GUP&H to book my appointment to repair the issue through to the site visit, I am over the moon with the service. I received a text to say the engineer was on his way. Very respectful of the property and gives feedback on the issue and next steps. Can’t ask for more. Great 😊

Lisle Lisle
4th June 2024

I love my new outside tap

I love my new outside tap! Thank you. I look forward to future correspondence.

Chris jones
29th May 2024

Very friendly customer service and…

Very friendly customer service and great job by the workers A++++++ well recommended

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Emily Yu
29th May 2024

Andy from Grand Union checks the boiler today. He demonstrates his ability and skill to have thorough checking on the boiler. He is attentive to details and responsive to our enquiries so that we can take action to report the problem to our developer accordingly. He is very nice and communicate effectively with us.

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Ryan O'Sullivan
29th May 2024

From start to finish, the Grand Union team were professional, helpful, polite, tidy and respectful. The design and install was smooth throughout the whole end to end process. We were kept fully informed at each stage, with the result being a stunning new bathroom which is better than we could have hoped for.

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Monika Jasonek
23rd May 2024

Great service!

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Ender Dinçer
22nd May 2024

Harley did a fantastic job with our bathroom renovation. He made sure we are happy with all the details from start to finish. We are happy customers and would highly recommend this company. See their work from the attached images.

Claire Pernet
21st May 2024

Gentleman was very nice and worked…

Gentleman was very nice and worked quickly and efficiently

Janet Edwards
13th May 2024

A transformation beyond words

A transformation beyond words! I wont put a photo if the before because yes, it really was that bad! Having put off doing the bathroom for a number of years it was time for the bath to go & for us to get a shower put in instead. The bathroom before was in a horrific state, shiplap panels on all the walls with painted over mosaic tiles… horrendous! What Mitch & his team pulled off was beyond what we could’ve ever dreamed of. Every tradesman that came in was respectable, conscientious & incredibly hard working & worked together to ensure we had the bathroom we wanted, nothing was too much to ask. If I could give them more than 5 stars I would because they absolutely deserve it!

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Janet Edwards
13th May 2024

A transformation beyond words! I wont put a photo if the before because yes, it really was that bad! Having put off doing the bathroom for a number of years it was time for the bath to go & for us to get a shower put in instead. The bathroom before was in a horrific state, shiplap panels on all the walls with painted over mosaic tiles… horrendous! What Mitch & his team pulled off was beyond what we could’ve ever dreamed of. Every tradesman that came in was respectable, conscientious & incredibly hard working & worked together to ensure we had the bathroom we wanted, nothing was too much to ask. If I could give them more than 5 stars I would because they absolutely deserve it!

SamGoss
10th May 2024

Really helpful and friendly

Really helpful and friendly. Drained blocked outside. Turned out to be further down the road after they did investigating. Still tried to unblock despite it being housing association issue. Would definitely use again

Simon Spolton
9th May 2024

Lovely new Bathroom

They were friendly, but very professional, and very hard working. They did exactly what we asked them to do for a fair price, and we are very pleased with the results.

Rebbeca Goodchild
8th May 2024

Amazing service

I had a tap which was leaking quite alot of water. I requested a quote online and was called back within the hour. I was asked to upload a picture of the tap and had a quote in under 30 mins. Once I had accepted the quote, I had a call to arrange a time and date which we were able to get a next day appointment. Absolutely amazing. Marco came out, was quick and efficient and now do not have a leaking tap. Thank you so much. Would highly recommend!

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jan redding
7th May 2024

The service I have had from this team has been exceptional, not just a one off experience but for some years now. Each time I contact them the communication is polite, clear and informative. The engineers know their stuff and get jobs done quickly. If that were not enough their prices are reasonable too. Thank you Mitch, you and your team are providing an invaluable service.

Gary Maton
2nd May 2024

Great service

Great service, kept me informed and very helpful. Gave me a price before the job.

Andrew Hall
1st May 2024

Responsive service

Responsive service, quality job, good value

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Simonas Šaras
25th April 2024

Good service provided, have nothing to complain about. Efficient, quick, on time - well done

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Cornel Iamandi
22nd April 2024

Very good communication and prompt. Happy with them and i do recommend

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Phil James
20th April 2024

This is the 1st time using Grand Union for a heating problem, and definitely won't be the last, for all of our heating and plumbing issues. We received a message about 15 minutes prior to the engineer, Marcos arrival. Marco was extremely friendly, efficient and very knowledgeable of his trade. If all of Grand Unions engineers are as efficient as Marco, then we can highly recommend this company for all of your plumbing and heating needs. We'll definitely be using Grand Union for our next boiler service, and any other issues that might arise in the future.

John
19th April 2024

Grand Union Plumbing are first class…

Grand Union Plumbing are first class from the ease and friendliness of the booking right through to their perfect work

Kernow Boy
19th April 2024

Wish we found Grand Union Plumbing earlier!

This is the 1st time using Grand Union for a heating problem, and definitely won't be the last, for all of our heating and plumbing issues. We received a message about 15 minutes prior to the engineer, Marcos arrival. Marco was extremely friendly, efficient and very knowledgeable of his trade. If all of Grand Unions engineers are as efficient as Marco, then we can highly recommend this company for all of your plumbing and heating needs. We'll definitely be using Grand Union for our next boiler service, and any other issues that might arise in the future.

Samantha Horwood
16th April 2024

Efficient and effective

Marco came and fixed out tap/plumbing and was very efficient. He was also very chatty and honest about what needed to be done. Will be using this company again for any future needs.

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Samantha Horwood
16th April 2024

Very efficient, nice and polite and honest about the work needed completing.

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Christopher Maddison
14th April 2024

Prompt, pleasant and efficient.

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Debra Jeffery
13th April 2024

Great service. Tomasz was really good when job turned out to be bigger than expected. Would use again.

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Dawn Howard
10th April 2024

Always professional and friendly, either on the phone or in person. I have Andy fix my boiler quite often. He is a friendly guy and always knows exactly what is wrong with it. Highly recommend.

Colin Gauntlett
9th April 2024

Good service once again

Good service once again. I have used this company a few times now and the service has been excellent. They are always willing to go the extra mile to solve the problem and understand the true meaning of customer service.

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Adam D
5th April 2024

Fabulous bathroom installers! Super happy that we chose Grand Union Plumbing & Heating to install our new bathroom. Mitch, who heads up Grand Union, was very friendly and attentive as we talked through our design, offering sensible suggestions that complimented our design ideas well. He was then quick to provide a competitive quote and book us in. We had Connor fit our bathroom. Connor was fantastic - extremely hard working and meticulous; we knew everything was in safe hands. Moreover, he always took the time to clean up properly at the end of the day. Mitch coordinated the work outside the rip-out and installation phases and no suprise, he's got a great team of trusted electricians, plasterers, tilers and decorators that were also exceptional. All up, a really seamless process and we've got a new bathroom we're really happy with. If you're after a bathroom install do seriously consider Mitch, Connor and the team, we're already thinking about getting them back to do more work for us!

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alaa hsr
2nd April 2024

The guy was so nice and kind and respectful Thank you

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Ken Ho
29th March 2024

Top services, highly recommended!

Luke Hollis
24th March 2024

Our yearly boiler service by Grand Union

Grand union came out to do our yearly boiler service and arrived on time. Picked up on a faulty component during the service and the part was replaced within the hour. Great service and highly recommended. 5 stars

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Marta Wyrobek
22nd March 2024

Tomasz did a fantastic job efficiently, was polite and kept us in touch with progress. Definitely I wil used that company again

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Debbie Cusack
17th March 2024

Had a txt to say Andy was in way as he collected keys from work. Reliable and great customer service

Ms Jenny Hand
8th March 2024

Excellent service

Easy to book. Engineer called to say what time he would turn up. Completed the job and left no mess. Explained what he had done with photos. Friendly and knowledgeable person. Would definitely use them again. Excellent service.

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Mike Fawcett
7th March 2024

Friendly and helpful. Took the time out to make sure everything was in working order once the work was complete. Much appreciated

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vagner campos
7th March 2024

The plumber is very good at what he does. Came on time and did an excellent job and very respectful . Show me very friendly. I recommend it and say you can trust. Thank you for brilliant job.

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Priya Fernando
7th March 2024

The company carried out Boiler service and gas safety checks. The service engineer came within the given time slot. The work done and the advised given was highly professional. I highly recommend this company.

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Víctor Saiz Romero
4th March 2024

Very professional plumber that helped us to replace our boiler and water tank with a combi in record time to minimise disruption to our tenants. They did a great job and for an affordable price. Not only that, they were very helpful to answer all our insurance (endless as usual) questions! Would recommend 100% !! Thanks so much for all your help

Lauren Cramb
28th February 2024

Great service

Great service From Scott and Craig Done my heating and plumbing. Cleaned up after jobs, explained everything being done thoughroly nice guys. Many thanks

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LL Lam
28th February 2024

Very prompt action. Nice services. The staff tidy up and clean the place after he repaired the taps. Also details explain the issue. Advised how it works after replacement. Thank you for the services.

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Lauren Woodruff
24th February 2024

Called my letting agent with a slight leak from the condensation pipe from the boiler, grand union came within 30 minutes and fixed it like new thanks. ☺️

Wembley
23rd February 2024

High Standard

Extremely reliable and high standard of work completed. From start to finish everything was communicated clearly, great service.

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Lauren Cramb
21st February 2024

Excellent customer service Great workmanship, cleaned and tidied up after jobs and removed debris. We easily contacted and kept me informed as to what was happening. Good job reccomend

Chris Reading
15th February 2024

Grand Union, grand job.

Marco kept us informed regarding arrival time and was spot on as usual. As with all of Mitch’s lads Marco is polite, friendly , professional with no bull along the way. Will always use Grand Union in future, if they can’t do a job Mitch always seems to know someone who can:)

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Isabel Sastre
13th February 2024

Called last Monday as my boiler stopped working and didn’t have neither hot water nor heating. They were excellent giving different quotes and have done an amazing job. Everything was fixed in less than 2 days. Would definitely recommend them!

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Amit Agrawal
10th February 2024

Scott visited us for solving an issue with our radiators. He was quick to identify the issue and gave us the estimate for the work to be done.

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David Lane
9th February 2024

These guys really know what they’re doing, I had a problem with my heating control in that the smart device failed and I needed to get back to my original programmer which the smart device prevented me from doing. It took a while but Marco resolved the issue and tidied up the mess of wiring that the smart device installers had left.

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Paul Bevan
7th February 2024

Friendly, very reliable great service would highly recommend

Jan Felipe
6th February 2024

Very good and highly recommended company

Marco is very efficient, respectful and quick action to schedule the repair. His work was flawlessly done to our kitchen sink which was leaking. Had put all the parts newly installed in a good quality recommendation. Well done to the company for having him.

George Quinton
5th February 2024

Arrived on time as specified

Arrived on time as specified, very polite and professional engineer, clean and tidy up after service 2nd time used and will be using again for any plumbing needs thank you

David Lane
3rd February 2024

Really friendly team

Really friendly team, engineer explained everything that was done in a clear manner, the boiler service was carried out quickly and efficiently

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Kathy Cartmell
3rd February 2024

Used this company a lot, always good, always professional. Came to my rescue when my shower bust, fixed same day, reasonable price, Thanks Mitch and all the staff

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Darren Page
1st February 2024

Tomasz did a great job on your en-suite, we will be having Grand Union back for future jobs including a new bathroom!

Nisbah M
30th January 2024

I rarely complete reviews but this was…

I rarely complete reviews but this was a must. We had contacted GU for a service of our boiler. Marco literally came 3 hours later and completed one. Definitely the most efficient service I’ve used. Price was a lot cheaper than others too. Already recommended to a local friend who was looking for the same service. Thank you 👍🏽

Ian Robinson
30th January 2024

Grand union plumbing a great company to work with

Great experience with this project and great contact from start to finish .knowledgeable and friendly staff Turned up on time and very tidy with the work

Jenny Parker
27th January 2024

Couldn’t have wished for more

I called GU when the controls of my elderly parents system packed up. Mitch came the next morning, found the problem and advised best solution to fix which he did the same morning. I couldn’t have asked for a more prompt, efficient and professional service.

Ben van Leeuwen
26th January 2024

Very friendly

Very friendly, supportive and reliable. I received a text message with a time slot and an ETA ahead of the driver arriving. Left the place as they found it. Have used for years and will use again. Highly recommended.

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Benny van Leeuwen
26th January 2024

Very friendly, supportive and reliable. I received a text message with a time slot and an ETA ahead of the driver arriving. Left the place as they found it. Have used for years and will use again. Highly recommended.

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Colin Gauntlett
25th January 2024

Really good work and prompt service by Scott. Already booked in another repair.

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Nutan Thaker
25th January 2024

We had returned from holidays , house was a little chilled so went to put heating back on , and it would not warm up . Emailed and called grand union plumber, the young lady so polite and very helpful and explained our problem, also being pensioners so need house nice and warm. She organised for Andy to come and get all systems go for the heating by 3:30 pm Thank you so much for a quick response 👍👍 Definately five star service we got.

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VIJAYA KUMAR PATTANSHETTY
24th January 2024

Had a pressure drop in combi boiler from a leak.They were quick to respond, arrived on time as promised, polite professional service.

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Caryl Evans
24th January 2024

Excellent job!

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Ian Smith
22nd January 2024

Excellent service and so quick to respond. Marco does it again !!

Paul Sinfield
20th January 2024

Quick repair

Not the first time I have used Grand Union , they are always on time with great communication, helpful guys who answer your question directly, clean and polite , thank you.

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Clive Williams
19th January 2024

Great service; thank you chaps.

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elod simon
19th January 2024

Quick and profesional service.thank you

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Wendy Maynard
18th January 2024

Mitch and all the guys are very professional and helpful. Unfortunately, I had a cowboy builder wreck my bathroom before Christmas leaving me with little facilities for a family of 7. GUPH worked really hard to get me a working bath and shower before the Christmas holidays. They are reasonably priced and a great team of people. I highly recommend and will only have Mitch and his team do any work for me in the future.

Lauren
17th January 2024

Very quick and efficient yearly service…

Very quick and efficient yearly service on the boiler. Friendly and efficient service and help with other jobs I need doing. Thank you

Audrey Vickers
17th January 2024

Following the coldest night in 5 years...

After 2 radiators leaked and had to be replaced within a couple of months, I asked Grand Union Plumbers to come and sort out a very cold house. Their engineer turned up on time, was very efficient, polite, clean and friendly and left the house nice and warm! Price was very reasonable and I wouldn't hesitate to recommend them!

Alison Al
17th January 2024

First Class Heating and Hot Water Repair

Thank you Grand Union for fixing the boiler and get the heating and hot water on. Always a first class service from Mitch and Marco.

Terry H
17th January 2024

Quick response to our problem dealt in…

Quick response to our problem dealt in the most helpful manner , informed all along the way as to when the plumber was on his way and job carried out professionally. Very satisfied

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Michalina Borawska
16th January 2024

All good,great communication,easy to book appointment,polite and friendly engineer.