ProWarm™ Aluminium Fit From Below J Spreader Plate


The ProWarm™ Aluminium Fit From Below J Spreader Plate provides a convenient and efficient solution for underfloor heating installations, eliminating the need to lift floorboards. With a width of 100mm and single-channel grooves, these plates fit seamlessly from below, ensuring the same excellent heat outputs as traditional heat plates.

Features & Benefits:

  • Easy Installation: Designed for installation within timber joists, allowing for a straightforward setup without disrupting existing floor structures.
  • Versatile Fit: Accommodates various centre joist spacings, making it adaptable to different installation configurations.
  • Enhanced Heat Distribution: The integrated insulation barrier effectively directs heat upwards, maximising efficiency and comfort.
  • High Output: Delivers a typical output of up to 81W/m², ensuring efficient and reliable heating performance.
  • Precision Fit: Plates are available in a standard size of 1000mm x 100mm, specifically designed for use with 16mm pipe.

The ProWarm™ Aluminium Fit From Below J Spreader Plate is the ideal choice for efficient and effective underfloor heating, combining ease of installation with high-performance heating outputs.

Flow Temp °C Finished Floor Covering
Tile / 6mm Ply 6mm Ply / Carpet 1.5 Tog
Floor Heat Output (W/m²)
55/50 81 66
50/45 70 57
45/40 58 47
40/35 47 38