Fire retardant treatment for wood. Specified and used extensively in the EU and now here in the UK for timber substrates that require Euro class B Spread of Flame (equivalent to UK class O)  HR-Prof is water based ready to use solution that is absorbed into the surface of the substrate. HR-Proof is water based fire retardant treatment for wood and other porous combustible building materials. This product is non-hazardous, can be used both internally and externally.  Tested to Euro-class B (Equivalent to UK class “0”) for surface spread of flame.

Click here to download further information: HR-Prof