To say that Zeroflame Fire Retardant Treatment is revolutionary is an understatement. Never before has there been such a simple product to use for the protection of timber against fire! Where to use: For solid timber Externally – log cabins, timber cladding, fencing, garages, sheds, saunas, etc. Internally – timber ceilings, wall panelling, tongue & groove, staircases, floors, etc Commercial and domestic environments Protection achieved: Will protect timber substrates to Euro-class B-s1, d0 (Equivalent to Class 0 & 1) Tested to European Standard EN 13823 and BS EN 11925-2 Product features: Unaffected by moisture and humidity when dry Non-leaching Unaffected by wear Waterborne Virtually odourless, non-toxic, non-allergic Colourless. Please test on a small area before treating the complete surface to ensure you are satisfied with the result Leaves timber looking natural Biologically and ecologically safe Non-specialist application Application by brush, roller, spray, vacuum or dipping Suitable for off-site application Can be overcoated with waterborne varnishes and wood stains if a decorative or protective finish is required. Please test on a small area before treating the complete surface to ensure you are satisfied with the result Apply for and download the certificate online Coverage rate – 3.7m²/litre (2.7m²/L-litre on cedar) Sizes available - 5L, 20L Key Points For most species of timber, the total coverage rate to work to is 3.7m²/L. For cedar, only the total coverage rate is 2.7m²/L to achieve Euro Class B and Class 0 spread of flame and fire propagation. For cladding, we recommend coating all sides of the panels. We recommend the cladding being a minimum of 14mm. With Zeroflame Treatment the timber should be unsealed to enable the Treatment to be absorbed.