Empowering a sustainable future, one system at a time.
Thermasys Limited is a leading provider of sustainable building solutions based in Sheffield, South Yorkshire. Established in 2006, we have been at the forefront of offering renewable energy systems and sustainable timber frame housing solutions. Our product range includes air source and ground source heat pumps, solar panels, underfloor heating, insulation materials, floor screed, and wind turbines. Our passion for sustainable and eco-friendly solutions has driven us to provide a wide range of renewable energy systems that serve as an environmentally and cost-effective alternative to traditional LPG gas and oil solutions.
Hot Water & Heating Systems: Our Core Services
At Thermasys, we specialise in offering a complete Hot Water & Heating solution for new build developments or complete renovation projects. Our services include:
- Ground & Air Source Heat Pumps
- Underfloor Heating
- Solar & Thermal Hot Water
- Insulation Materials
- Floor Screed
- Wind Turbines
- Timber Frame Structures
- Wood Burning Stoves
Ground & Air Source Heat Pumps: Our Speciality
Thermasys is a specialist in air source and ground source heat pumps. These systems use free solar energy, are safe, reliable, and use the latest technology and methods. They provide an environmentally friendly and cost-effective way to heat your home or business. With the use of natural energy from the ground, air, and water, our heat pumps offer a cost-effective solution, with up to 70% savings on energy bills in comparison with fossil fuels.
Solar & Thermal Hot Water: Save on Energy Bills
Thermasys provides solar panel installation for clients who want to reduce their electric bills. Our systems use free solar energy, providing an environmentally friendly and cost-effective way to generate hot water for your home or business.
Underfloor Heating: Comfort & Energy Efficiency
Underfloor heating provides a comfortable and energy-efficient way to heat your home or business. At Thermasys, we offer a diverse range of underfloor heating systems that can be tailored to your specific requirements.
Insulation Materials & Floor Screed: Efficient & Sustainable Solutions
Thermasys offers a range of insulation materials and floor screed to provide an efficient and sustainable solution for your new build or renovation project. Our products are designed to work seamlessly with our underfloor heating systems, providing maximum efficiency and comfort.
Wind Turbines: Harnessing the Power of the Wind
Thermasys provides wind turbines to harness the power of the wind, providing a cost-effective and environmentally friendly way to generate electricity for your home or business.
Timber Frame Structures: Sustainable Building Solutions
Thermasys works closely with a number of companies offering sustainable timber frame housing solutions. Our timber frame structures provide an energy-efficient and sustainable solution for your new build project.
Our Commitment: Design, Installation, and Customer Service
Thermasys is committed to providing a full package of installation and design for all of our products. We carry out an initial technical site survey free of charge and guide you through each stage of the project from design to commissioning. If you don't have the time to review the following pages, please send us your details via our enquiry page or simply call us on 01142 561552. Thank you for taking the time to view our site.

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