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 a 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.
