Why Choose Us?

  • Local, convenient & affordable
  • John Lewis & British Gas approved engineers
  • Quality service backed up by our online reviews
  • Free estimates, no call out charge
  • All work insured and guaranteed for a minimum of 1 year
  • All prices are fixed – no surprises!
Affordable

We will happily beat any written quote supplied by a competitor or business.

Emergency Callouts

We offer a call out & breakdown service to customers who have a plumbing/heating emergency.

John Lewis Home Solutions Approved

We are a John Lewis Home Solutions approved company. All of our work that is carried out is fully guaranteed by us and insured.

REQUEST AN APPOINTMENT

Use our calendar appointment request form and we will confirm back to you as soon as we can! We look forward to hearing from you.

Some of our services

If you are looking for a professional heating engineer within the Milton Keynes area for anything from boiler installations to fixing a tap, or would like some friendly advice please give us a call.

Boiler Installations

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Breakdown & Callout

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Gas Safety Certificates

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Boiler Servicing

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Power Flushing

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Plumbing

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Grand Union Plumbing & Heating Ltd
5.0
Based on 9 reviews
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Suzanne Peachy Simmons
Suzanne Peachy Simmons
2020-04-05T10:15:18+0000
Mitch recently replaced our boiler, ran new pipework and relocated some radiators. He was always on time, was really conscientious and I would always recommend him.read more
Rebecca Hughes
Rebecca Hughes
2020-03-20T04:37:33+0000
I found Mitchell through the Gas Safe Register and he did a boiler service and gas safety certificate for me. Would highly recommend and will use again. Great service.read more
Jo Allen
Jo Allen
2020-03-18T19:08:41+0000
I found grand union very professional and helpful and would thoroughly recommend them.
Linda Cassidy Gordon
Linda Cassidy Gordon
2020-03-08T20:27:40+0000
Exceptionally reliable, trust worthy and competitive – changed our boiler and refitted our water cylinder – fantastic job, thx Mitch….read more
Paul Moore
Paul Moore
2020-03-08T07:35:59+0000
Always provide a great service, highly professional, great comms and competitive rates.
Bradley Smith
Bradley Smith
2020-03-04T18:53:43+0000
Amazing service!! Very professional and reliable
Simon Greenhalgh
Simon Greenhalgh
2020-03-04T17:04:42+0000
They always on time and professional job. Thanks
Sean Mcmanus
Sean Mcmanus
2020-03-04T15:52:35+0000
Highly recommend, very professional 👍🏻
George Martell
George Martell
2020-03-04T15:51:13+0000
Use Grand Union for all my plumbing and heating issues. 10/10 👍
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