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- Gas Safe & OFTEC registered engineers
1,240 reviews
Excellent 4.8 out of 5
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42 Crispin Crescent, Croydon, CR0 4UE
Boiler Guide member since January 2020
Gas Mark 1 London Ltd
Gas Mark 1 London Ltd
are Gas Safe registered heating engineers who specialise in gas boilers.
For similar replacement boiler companies in this area please visit the Croydon boiler page.
We specialise in
Domestic,
Electric
Gas,
Vented Cylinders,
Unvented Cylinders
Call Us Now
42 Crispin Crescent, Croydon, CR0 4UE
Boiler Guide member since January 2020
Gas Mark 1 was set up by Eric after leaving lengthy and successful employment with a well known provider of domestic gas and central heating maintenance contracts. At Gas Mark 1 we aim to provide you with a service you can trust and would be happy to recommend to others.
Work undertaken but not limited to: boiler breakdown repair, new boiler installations, powerflushing, annual service & maintenance, system upgrades, kitchen & bathroom installations, landlord services, CP12's, request a callback to find out if we can help you.
Accreditations
577508
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Excellent 4.8 out of 5
What work do you need?
Excellent 4.8 out of 5
