A rigid extruded polystyrene (XPS) board, highly resistant to compression and withstand both occasional and long term static loads.

Features and benefits:

For residential floors.
25 to 75 mm square edged boards; 100 mm lap jointed board.
Very high compressive strengh.
Protects the damp proof membrane from damage.
Highly resistant to water absorption.
Robust and can tolerate traffic from following trades.
Represents no known threat to the environment and has zero Ozone Depletion Potential (ODP) and a Global Warming Potential (GWP) of less than five.
100% recyclable.
BBA approved.
BRE Environmental Product Declaration (EPD).
BES 6001 Responsible Sourcing for Construction Products.

Technical characteristics:

Vapour resistivity: The XPS content of Polyfoam Floorboard Standard has a water vapour resistivity of 625 MNs/g·m when tested in accordance with EN 12086.
Moisture absorption: 0.7% by volume when tested in accordance with EN 12087.
Moisture resistance: Resistant to moisture absorption and can be laid in standing water with negligible impact on the performance of the product as determined by testing to EN 12087.
Durability: Continuous service temperature limits up to +70ºC.

Environmental Product Declaration for Polyfoam Standard