• Keep your house warm, save money and improve indoor air quality with Thermocill.
  • Thermocill has been designed, optimised and tested by world-class scientists.
  • By directing the air from your radiators up and against your window panes, our very discreet window board creates a warm curtain in front of your glazing.
  • Made from 100% recycled Nylon, saving waste going to landfill.

Our Product

Our Customers

Thermocill™️ is an innovative window board that creates a wall of warm air in front of windows located above radiators. Our customers include:

Social Housing Providers & Developers

Local authorities, housing associations, and registered social landlords responsible for maintaining and upgrading housing stock.

Energy Efficiency Retrofit Contractors

Companies or consortia delivering energy-saving retrofits under schemes such as ECO4, SHDF, or PAS 2035.

Private Homeowners & Landlords

Individual homeowners or private landlords interested in reducing heating bills, improving EPC ratings, or enhancing tenant comfort.

Feature

8% Reduction of space heating bills

19% Reduction of time to heat up a room

100% recycled Nylon, which is plastic free

Easy installation

Improve air quality

Affordable

Awards

Northern Housing
Award 2025

Best Customer
Experience Innovation

Housing Innovation
Awards

Contact Us

Have a question? Please contact info@thermocill.com or call us on 0161 7061004 and one of our experts will be happy to provide guidance and support.