Thermosphere decoupling Membrane Cable 42lm

£185.00 Tax included

£154.17 Tax excluded

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Decoupling Membrane Underfloor Heating Cable that do not have bulky hot / cold joints after the primary manufacturing process. It is the same thickness from the end termination to the cold tail that connects to the thermostat.

Everything you need to know

Product information

Design details, practical information and technical specifications in one clear place.

01
Overview

Description

Decoupling Membrane Underfloor Heating Cable that do not have bulky hot / cold joints after the primary manufacturing process. It is the same thickness from the end termination to the cold tail that connects to the thermostat. This makes it stronger, more reliable, and easier to install.

Features:

  • Unique TwistedTwin cable technology designed to reduce cable stress, creates a safer, easier to install and longer-lasting cable superior to anything else on the market, backed up by a life-time guarantee.
  • Higher output for instant heat and fast drying floors - Use 2 dimple spacing for an output of 195W/m². This output is best suited for higher demand areas and wet rooms.
  • Lower output for well insulated areas - Use 3 dimple spacing for an output of 130W/m². Ideal for lower demand area such as hallways and well insulated buildings.
  • Simply press the heating cables into the membrane at variable spacing depending on your required output and roll out over the space you wish to heat.

Technical data:

  • Brand - ThermoSphere
  • Range - Ultimate®
  • Product Type - Decoupling Membrane Underfloor Heating Cable
  • Colour - Yellow
  • Length - 42mtr
  • Area 130Wm² - 3.90m²
  • Area 195Wm² - 2.60m²
  • Output - 525W
  • Resistance - 100.76Ohm
  • Guarantee - Lifetime

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Really good customer care. We only wanted a small amount of tiles for a downstairs cloakroom. They happily split a larger lot for us. No problem. Great price, and we know they have more if needed. Thank you

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— Tim H., Google review, February 2026

Very big selection the staff are nice and friendly i strongly recommend this place, we ve had a very good experience and because they provided full size samples to take home we ve managed to make the right decision thank you

— Allen D., Google review, November 2025

Excellent quality and range of tiles, good stock and very helpful staff. Delivery was great also.

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