Sheffield's Underfloor Heating Specialists
Warm floors, done properly.
Underfloor heating design, installation, servicing and repair — plus boilers, hot water and advanced heating controls — from a Gas Safe registered engineer based in Sheffield.
Free, no-obligation quotes · Gas Safe No. 519284
What We Do
One engineer, start to finish — from a brand-new underfloor heating system to tracking down a fault in an existing one.

The one it says on the van
Underfloor Heating Installation
Design and full installation of wet (warm-water) underfloor heating for new builds, extensions and renovations — heat-loss calculated, laid out room by room, pressure-tested and commissioned.
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Repair & Servicing
Cold spots, no heat, or a system that's never worked right — diagnosed and fixed.
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Boilers & Hot Water
Boiler and hot water system design, planned in with the rest of your project.
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Advanced Heating Controls
Smart programmers, load & weather compensation and priority hot water.
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Air Conditioning Coming Soon
Split systems that cool in summer and double as efficient heating in winter — a service we're adding shortly.
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One engineer, from design to warm floors
Wilheat Underfloor Ltd is a Sheffield-based underfloor heating and plumbing business. The person who designs your system is the same one who installs it, tests it, and hands it over — no handoffs, no guesswork.
- Gas Safe registered — No. 519284
- Underfloor heating design, installation & repair
- Warm-water systems, sized room by room
- General plumbing & heating work
- Free, no-obligation quotes
Gas Safe registered
Wilheat Underfloor Ltd is Gas Safe registered under number 519284, which you can check on the Gas Safe Register.
From Enquiry to Warm Floors
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Get In Touch
Call, email, or send an enquiry with a bit about your project — and your floor plan if you have one.
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Site Visit & Design
We look at the space, talk through the options, and put together a system design and quote.
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Installation
Insulation, pipework, manifold and controls fitted and pressure-tested before the floor goes down.
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Commission & Handover
System balanced, controls set up and explained, and the job signed off with you before we leave.
Underfloor Heating In Any Home
Living Spaces
Bathrooms & Tiled Floors
New Builds & Extensions
Kitchens & Open Plan
Retrofits
Whole-House Systems
Underfloor Heating FAQs
Can underfloor heating be retrofitted into an existing floor?
Yes. Low-profile wet systems can be retrofitted, depending on floor build-up and how much height can be given up. A site visit is the best way to confirm what's possible in your case.
Does underfloor heating work with a heat pump?
Yes. Wet underfloor heating runs at low water temperatures, which makes it an ideal match for air-source and ground-source heat pumps as well as modern condensing boilers.
Does underfloor heating work under any flooring?
Tile and stone conduct heat best. Engineered wood, laminate and vinyl also work well provided the product is rated for underfloor heating and the system is set up and controlled correctly.