Description
ThermoSphere Cushioning Overlay is a 2mm layer fitted above ThermoSphere Heating Foil, protecting the foil and cables from wear while adding up to 19dB of impact sound reduction beneath the finished floor.
Key Benefits
- 2mm cushioning overlay, fitted directly above the heating foil
- Adds up to 19dB of impact sound reduction
- Protects the foil and cables from wear underfoot
- Improves the feel of the finished floor
- Available as a 1m² panel or a 10m² roll for larger areas
Applications
Used above ThermoSphere Heating Foil in every dry-lay installation beneath wood, carpet or vinyl floor finishes, particularly where noise reduction between floors matters.
Performance & Features
Fitted directly on top of the heating foil, the overlay forms the uppermost layer of the ThermoSphere Foil floor build-up before the finished flooring is laid.
Compatibility
Designed for use with the ThermoSphere Heating Foil (WCVF-140) range and the ThermoSphere Cushioning Underlay.
Supplied by Millcot as part of our full ThermoSphere underfloor heating range.
Downloads
- ThermoSphere Heating Foil Data Sheet (PDF)
- ThermoSphere Heating Foil Installation Instructions (PDF)
FAQs
Is this overlay mandatory with the foil kit?
Yes, cushioning overlay is a mandatory part of every ThermoSphere Heating Foil installation.
Which size should I choose?
The 1m² panel suits small or patch repairs; the 10m² roll suits larger rooms and whole-floor installations.
Does it help with noise between floors?
Yes, it adds up to 19dB of impact sound reduction as part of the floor build-up.

