
We Are Your Local Gas and Heating Engineer
Boiler repair service, installation, and sizing.
Whether you need your yearly check-up, a new boiler, a boiler repair service, a new Heat Pump*, an upgrade for your heating system, or a fresh project design, at Fenix Heating Services, our team is here to provide reliable and efficient help.
Our Services & Scope of Work
Discover a wide range of services tailored to meet your needs. We have you covered with top-notch expertise and quality service.
Live Availability
Instant Confirmation
Free Survey
Book Your Heating Services Online in Seconds
No phone calls, no hassle — check real‑time availability and secure your slot instantly.
Boiler Sizing Assessment Service
1 hr 30 min • £90

Smart Thermostat Installation
1 hr 15 min • From £125

Essential Underfloor Heating Service
1 hr 15 min • £99

Annual Boiler Service
1 hr • From £99

Gas Cooker Replacement
1 hr • £99.98

Boiler/Heating Breakdown
1 hr • £89 / Payable with plan

What Our Customers Say:
We take pride in the relationships we build with our customers. For us, it’s not just about fitting a system – it’s about leaving a lasting impression through transparency, communication, and care.
Here’s what some of our recent customers had to say about their experience with
Are You Looking For A New Boiler?

Vaillant ecoTEC Plus 8xx Combi
1 hr 15 min • From £2,775


Worcester 1000 30 Combi Swap
1 hr 15 min • From £1,749


Alpha E-Tec Plus Combi
1 hr 15 min • From £2,136
