Insulation Tile Backer Board for Walls & Floors 20mm Thick


Save when purchasing in bulk

Oty: 1 - 10 £14 per board
Qty: 11 - 25 £13.60 per board
Qty: 26 - 50 £13.30per board
Qty: 51+ £13.00 per board
 Back to: Tile Backer & Building Board

Size: 600 x 1200x 20mm
20mm Thick
Pack Qty: 1 Board


Our construction boards (or tile backer board as it is sometimes known) is manufactured from a high density extruded polystyrene and finished with a cementitious coating making it the ideal tile ready surface.

The foam interior of the construction board gives it excellent thermal insulation and strength and is ideal for use with underfloor heating.  The waterproof properties of the construction board mean that it is well suited for both the floor and walls of wet room and walk in shower environments. The construction board has a Class 0 fire rating.

Suitable for:
Use on walls & Floors
Under floor heating
Wet Rooms, Walk in Showers, Spas

How many tile backer boards do you require?

Floor or Wall Area - to nearest m2 No of Boards required
1m2 2
2m2 3
3m2 5
4m2 6
5m2 7
6m2 9
7m2 10
8m2 12
9m2 13
10m2 14
11m2 16
12m2 17
13m2 19
14m2 20
15m2 21


Also available in a pack of six and other thickness: 6mm & 10mm. Please see below: