Description
The ThermoSphere Ultimate 1m² Decoupling Membrane (HDM-015) is a patented polypropylene panel engineered as the installation substrate for the ThermoSphere Ultimate underfloor heating cable system. The studded surface accommodates the heating cable in pre-formed channels, ensuring correct cable spacing and protecting it during tiling while also providing a decoupling layer that absorbs structural movement between the substrate and the tile finish.
- 1m² panel — buy the quantity needed to match your floor area
- Patented polypropylene studded design for ThermoSphere Ultimate cable
- Decouples tile finish from substrate — reduces risk of tile cracking
- Pre-formed channels ensure correct cable spacing
- Compatible with ceramic, porcelain and natural stone floor tiles
- Use alongside flexible tile adhesive for best results
Suitable for: installation with the ThermoSphere Ultimate underfloor heating cable system under ceramic, porcelain and natural stone floor tiles.




