Heating Engineer Bristol

100% heating is a Bristol based company that are experts in all types of gas boilers and heating systems. Renowned for our excellent service we are heating engineers that serve domestic and commercial clients.

Our experienced Gas Safe and OFTEC registered heating engineers are capable of handling all types of heating and plumbing jobs, irrespective of the size of the project.

We pride ourselves on our affordable and reliable heating and plumbing service. We specialise in Gas boiler, Cooker / hob installations, underfloor heating, complete heating installations servicing & breakdowns, natural gas and LPG static & non-static.


We also offer general plumbing, taps, mixers, bathroom installations, wet-rooms, tiling, and unblocking of drains.

100 Percent Heating’s mission is to provide the best quality service on the market, with our up to date techniques and technologies, we pride ourselves on our reliable and affordable, personable service.

Free estimates & quotes with 100% satisfaction guaranteed.


10-Year Warranty

All our boilers come with the option of a 10 year** peace of mind warranty

**Only available on selected products and brands

Skilled, Efficient, Friendly

We are highly skilled. We do all of our work in a quick and efficent manner, while never sacrificing quality.

We are diligent, clean and friendly!


Accredited installers for Valliant, Worcester Bosch and Navien

OFTEC: Reg. No. C3900


Boiler Installation
Boiler Servicing & Repair
Landlord Gas Safety Inspections
System Upgrades
Hot Water Cylinder Systems
Electric Boilers


Quality Control

All of our installations are fully audited to ensure 100% compliance. Customers will only be invoiced once they fill in our customer satisfaction form confirming they are happy with our service.

Gas Safe

All of our engineers are all highly experienced, carefully vetted and Gas Safe approved.

OFTEC: Reg. No. C3900

Emergency Install

If you are in need of our services urgently, we will aim to install or repair your boiler within 48 hours of customer enquiry*

*subject to installer availability

Gas boiler, picture Navien domestic boiler

Competitive Prices


  • A-rated Worcester Bosch, Navien or Vaillant including smart control

  • 12-year warranty for your peace of mind
  • Installation within 48 hours by award-winning experts


Website By Website Design City, Bristol
07887 836 012