Heating advice
for London homeowners

Straight answers to the questions we get asked on the doorstep, written by the engineer who does the work.

Ravinder Singh - Founder, DGN GAS Gas Safe registered · Baxi Approved · Vaillant Advance · Worcester Bosch Installer

Guides

Worth reading before you buy

What actually moves the price, and what a cheap quote usually leaves out. Written from real London jobs, not a price calculator.

All three are good boilers. Here is how they compare on size, guarantee, price and reliability, from an installer who fits all three.

Written down before any work starts - so there are no surprises on install day. London & surrounding areas.