Skip to content
Underfloor Heating Direct

Water Insulation Boards

Filter

26 products

  • Sort by

LoFlo™ LITE Overlay Panel 1200x600x20mm - Underfloor Heating Direct
£2.20 OFF
OUR LOWEST PRICE!
LoFlo™ LITE Overlay Panel 1200x600x20mm
£11.79£13.99
Aluminium Spreader Plate 390mmx1000mm - Underfloor Heating Direct
£0.86 OFF
OUR LOWEST PRICE!
Underfloor Heating Spreader Plates 390mmx1000mm
£5.03£5.89
Underfloor Heating Edge Insulation 50m - Underfloor Heating Direct
£3.68 OFF
OUR LOWEST PRICE!
Underfloor Heating Edge Insulation 50m
£23.21£26.89
ProCrate Egg Crate 1250mmx850mm - Underfloor Heating Direct
£3.91 OFF
OUR LOWEST PRICE!
ProCrate Egg Crate 1450mmx850mm
£9.08£12.99
LoFlo LITE Overlay Panel 1200x600x16mm - Underfloor Heating Direct
£2.20 OFF
OUR LOWEST PRICE!
LoFlo LITE Overlay Panel 1200x600x16mm
£11.79£13.99
Aluminium Spreader Plate 390mmx1000mm - 150mm Centres - Underfloor Heating Direct
£0.86 OFF
OUR LOWEST PRICE!
Underfloor Heating Spreader Plates 390mmx1000mm - 150mm Centres
£5.03£5.89
Foiled Faced In Joist/Batten System - Underfloor Heating Direct
£2.30 OFF
OUR LOWEST PRICE!
Foiled Faced In Joist/Batten System
From £14.39£16.69
LoFlo™ MAX Overlay Boards 800x600x18mm - Underfloor Heating Direct
£1.40 OFF
OUR LOWEST PRICE!
LoFlo™ MAX Overlay Boards
From £8.99£10.39
 £1.99 OFF
OUR LOWEST PRICE!
NoMorePly Tile Backer Board - 6mm
£10.20£12.19
 £1.60 OFF
OUR LOWEST PRICE!
QuickTherm Low Tog Underlay 10m2 Roll
£31.99£33.59
OUR LOWEST PRICE!
NoMorePly TG4 Structural Tile Backer Floor Board 18mm
£32.39
Aluminium Spreader Plate 390mmx1000mm - 133mm Centres - Underfloor Heating Direct
£0.86 OFF
OUR LOWEST PRICE!
Underfloor Heating Spreader Plates 390mmx1000mm - 133mm Centres
£5.03£5.89
 £3.52 OFF
OUR LOWEST PRICE!
NoMorePly Tile Backer Board - 12mm
£14.87£18.39
 £2.10 OFF
Insulated Backer Board - Cement Coated - Routed - XPS
£14.39£16.49
LoFlo™ End Return 15mm - Underfloor Heating Direct
£0.31 OFF
OUR LOWEST PRICE!
LoFlo™ End Returns
From £1.88£2.19
 £5.00 OFF
OUR LOWEST PRICE!
Pre-Routed Foil OSB Board for 16mm Pipe - 75 Micron Foil
£26.99£31.99
 £5.60 OFF
OUR LOWEST PRICE!
NoMorePly TG4 Structural Tile Backer Floor Board 22mm
£33.29£38.89
 £1.70 OFF
OUR LOWEST PRICE!
Highway Transition Panel - 1200mm x 600mm
£10.79£12.49
 £2.20 OFF
OUR LOWEST PRICE!
High Density Fibreboard, Chipboard Overlay Panel
£11.69£13.89
JG Pipe Rail Pins - Box Of 100
£0.50 OFF
OUR LOWEST PRICE!
JG Pipe Rail Pins - Box Of 100
£8.79£9.29
Polypipe Floor Panel - 1200mmx1000mm
£0.80 OFF
OUR LOWEST PRICE!
Polypipe Floor Panel - 1200mmx1000mm
£15.99£16.79
Polypipe Overlay Floor 800x600mm
£1.30 OFF
OUR LOWEST PRICE!
Polypipe Overlay Floor 800x600mm
From £25.49£26.79
JG Pipe Staples 60mm - Box Of 300
OUR LOWEST PRICE!
JG Pipe Staples 60mm - Box Of 300
£45.99
Aluminium Fit From Below J Spreader Plate - Underfloor Heating Direct
£0.60 OFF
OUR LOWEST PRICE!
Aluminium Fit From Below J Spreader Plate
£3.59£4.19
Polypipe Overlay End Returns
£0.20 OFF
OUR LOWEST PRICE!
Polypipe Overlay End Returns
From £2.99£3.19

Next Day Delivery

Rated 5* By Over 2000 people

Every Day Low Prices

The Best Brands, At The Lowest Prices

Get our best offers & advice

Sign up below to get access to the very best deals, offers and a selection of underfloor heating top tips!

Explore Our Range
Information

Copyright© 2026 Underfloor Heating Direct Powered by Shopify

en
United Kingdom GBP
  • American Express
  • Apple Pay
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
Drawer Title
Similar Products