DeltaBoard Insulated Tile Backer

This board is the professionals choice for use with underfloor heating systems. Select this board whenever and whatever you are tiling for its outstanding moisture resistance, insulating and sound absorbing properties.

Superior Attributes
  • Moisture Resistant
  • Dimensionally Stable
  • Thermally Insulating
  • Impact Sound Reducing
Key Applications
  • Wall & Floor Lining
  • Internal & External Use
  • Enhances Underfloor Heating
  • Cellars & Basements

DeltaBoard Insulated Tile Backer board carries BBA Certification and is the only insulated tile backer board manufactured in the UK. Comprising of an extruded foam core with a reinforced cement layer applied to both faces the board is suitable for use in conjunction with solid and stud walls and as an overlay to all kinds of structural floors.

Resistant stock the board in 6 / 10 / 12.5mm thickness in handy size 1200x600mm for working in small spaces and 12.5mm thickness in the larger size of 2400x600mm size for fast fitting. Generally 6 & 10mm thickness are commonly selected for flooring overlay tiling substrates whilst 12.5mm is selected for wall tiling. When tiling on to timber stud work the studs should be located at maximum 400mm centres. Always select a good quality cement based, flexible tile adhesive that meets classification C2 S1 grade or above. Solvent based and ready mixed adhesives should not be used.

DeltaBoard Jointing Tape & Galvanised Steel Fixing Washers Also Available Ex Stock.
All special sizes and products shown in the main DeltaBoard Product Brochure can be sourced and supplied on short lead times.

Compressive Strength BS EN 826300 kPa
Thermal Conductivity BS EN 131640.036 W/mK
Water Absorption EN 12087<1.5%
Fire Performance BS 476 Parts 6 & 7Class 0
Reaction to Fire EN 13501-1Euroclass E
ThicknessLengthWidthWeight per Sheet
Please note board sizes above are available ex stock but special size and thickness are also avail on short lead time
  • FAQs

    There are too many questions associated with this product to answer. Excellent detailed technical data and fitting guidance is available from our download section. Please also watch the short fitting video relevant to your application.

DeltaBoard Complete Product Brochure


Delta Board Data Sheet


DeltaBoard Fixing Instructions


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