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In-Screed Hydronic Heating Pipe | Comfort Heat

Supplier: Comfort Heat Australia

The Comfort Heat Hydronic In-Screed Heating Pipe (PEX) is installed in the cement screed, beneath the tiles or any finished floor surface.


Hydronic in-screed heating is suitable for large areas (100m² +) and can be used in a variety of installations where a sand and cement bed is being used. In screed installations have a faster response time than in slab installations, as it is closer to the floor surface.

The PEX pipe is specific for under floor heating. It is a cross linked polyethylene pipe with oxygen barrier to prevent corrosion

  • Applications: direct and background underfloor heating 
  • Pipe type: 5 layer composite pipe with aluminium core
  • Durability: 100% impermeable to oxygen and water vapour diffusion
  • Pipe spacing: 105 mm
  • Pipe diameter: 11.6 x 1.5 mm
  • Warranty: 10 years  

Distribution manifold

Supplies and controls water flow to the varies under floor pipe circuits. Manifold includes individual flow adjustment and zone control via a solenoid valve.

  • Max Temperature: 82.2°C
  • Rated Pressure: 0.25 Mpa
  • Warranty: 5 years


The PEX hydronic floor heating pipe is installed before the cement screed, beneath any type of floor covering (generally tile). It is required that you cover the pipe with a minimum of 50mm bed of screed. The PEX hydronic floor heating pipe is held on the floor by either plastic pins attached to 30mm insulation foam or clipped to a light wire mesh. (An additional reinforcing mesh will need to be installed in the screed)

Hydronic in-screed heating has a fast response time and can be installed when renovating.

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Learn more about Comfort Heat In-Screed Heating