Heating advice
for London homeowners
Straight answers to the questions we get asked on the doorstep, written by the engineer who does the work.
Worth reading before you buy
Major gas leaks on work done within the last year
What we found on several recent jobs, what the regulations ask for after gas work, and why we check for a leak before and after every job.
Read the guide ›Two boiler quotes, £400 apart. What is actually different?
Five things to check on a boiler quote before you sign it: the model, the warranty, the flush and filter, hard water, Boiler Plus and the Gas Safe number.
Read the guide ›Combi or cylinder - which suits your home?
How to tell which your home needs, what each costs as a rough guide, and what to do when there is no room for a cylinder.
Read the guide ›Do I qualify for a boiler grant?
Who qualifies, who does not, and where to apply. ECO4, council schemes and the £7,500 heat pump grant, checked against GOV.UK.
Read the guide ›A local installer or British Gas?
The same boilers, the same guarantees, the same rules. What is different between a local installer and a national company, and how to compare the two.
Read the guide ›Your condensing boiler is probably not condensing
The one dial nobody shows you, why turning it down does not make the house colder, and how to do the 60 degree check tonight.
Read the guide ›One radiator cold? Check this before you bleed it
Where the cold part sits tells you whether it is air, sludge or the valve, and in two cases out of three bleeding it will not help.
Read the guide ›How much does a new boiler cost in London?
What actually moves the price, and what a cheap quote usually leaves out. Written from real London jobs, not a price calculator.
Read the guide ›Worcester, Vaillant or Baxi - which should you choose?
All three are good boilers. Here is how they compare on size, guarantee, price and reliability, from an installer who fits all three.
Read the guide ›Want a clear, fixed price for your own home?
Written down before any work starts - so there are no surprises on install day. London & surrounding areas.
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