
Heatmat PKC-DEC-1500 15m² Decoupling Membrane for Use with Loose Underfloor Heating PKC Cables
PKC-DEC-1500
Heatmat PKC-DEC-1500 15m² Decoupling Membrane for Use with Loose Underfloor Heating PKC Cables
The Heatmat PKC-DEC-1500 is a 15m² roll of high-quality decoupling membrane, specifically designed for use with Heatmat's 3mm PKC cables. This membrane serves as an anti-fracture layer and a holder for the heating cables, making installation simple and efficient.
Features
- Quick Installation: No need for double-sided tape. The cables slot easily into place between the studs, ensuring a fast and straightforward setup.
- Protects Cables: The membrane safeguards the cables during tile installation and trowel work, preventing damage and ensuring proper cable placement.
- Customizable Heating Output: Adjust the cable spacing to concentrate heat where it’s most needed. The standard setup uses 145W/sqm with a 3-stud spacing.
- Flexible Coverage: Can be cut to fit the desired floor area. Available in 15m², 5m² rolls, and 1m² panels to suit various installation sizes.
- Ideal for Wet Rooms: Seal the joins between mats in bathrooms or wet rooms to prevent water ingress and ensure durability.
- Low Profile: The membrane is just 6mm thick, making it ideal for installations that require minimal floor height increase.
Technical Specification
- Membrane Size: 15m² roll
- Thickness: 6mm
- Compatibility: Designed for use with Heatmat 3mm PKC heating cables
- Application: Ideal for use beneath tiles, in bathrooms, and wet rooms (with sealed joins)
✅ Optimize your floor heating installation with the Heatmat PKC-DEC-1500 Decoupling Membrane for efficient, lasting performance!

Product | Underfloor Heating |
Type | UFH Membrane |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.