— FAQs
Plumbing, Heating & Boiler FAQs
Quick answers from your local Northampton Gas Safe engineer.
Are you Gas Safe registered?
Yes — every J Lamb engineer is Gas Safe registered. You can verify our number on the Gas Safe Register website.
Do you cover all of Northamptonshire?
Yes — Northampton, Wellingborough, Kettering, Daventry, Towcester, Rushden, Corby and surrounding villages.
How fast is your emergency response?
We aim to be on-site in Northampton within 60 minutes, 24/7.
Do you offer fixed-price quotes?
Always. We provide a written, fixed-price quote before any work starts — no surprise charges.
What warranty do you offer on boilers?
Up to 12 years manufacturer warranty on Worcester Bosch, Vaillant and Ideal installations, plus our own 12-month workmanship guarantee.
Do you service all boiler brands?
Yes — Worcester Bosch, Vaillant, Ideal, Baxi, Glow-worm, Viessmann, Alpha, Potterton and more.
How often should I service my boiler?
Annually. It keeps your warranty valid, your bills lower and your family safer from carbon monoxide.
Do you offer finance on new boilers?
Yes — interest-free and longer-term finance options are available subject to status.
— Get in touch
Ready when you are.
Speak directly to Jordan — Gas Safe Northampton engineer — or request a fixed-price quote.