AITHON PV33

AITHON PV33 is an intumescent transparent varnish for fire protection of wooden structures (certified according to EN 13501-1 / ENV 13381-7 / Approved in class 1 of reaction to fire).‎ The transition period, established on 16 June 2007 by the Ministerial Decree, ended on 25 September 2012 during which it was still possible to use certifications pursuant to Circular no.‎ 91 (1961) of the Ministry of the Interior.‎ From 25 September 2012 to certify the fire resistance of wood only intumescent paints classified according to ENV 13381-7 can be used.‎ AITHON PV33 is an intumescent transparent varnish, with European fire resistance certificate R15, R30, R45 and R60 according to ENV 13381-7, in addition to class B-s1-d0 according to EN 13501-1.‎ AITHON PV33 is an intumescent transparent water-based varnish.‎ At room temperature the paint remains stable, and enhances the natural beauty of the wood; but in case of fire it swells forming a thick microcellular foamy layer which acts as an insulating shield between the flame and the wood.‎ - Classified R15, R30, R45, R60 according to ENV 13381-7 on wooden beams, columns, floors and load-bearing walls; - Classified B-s1-d0 in accordance with EN 13501-1 on all types of wood with density > 390 Kg / m2 and thickness ≥ 10mm; - Certified in class R90 and R120 according to Circular 91 of the Ministry of the Interior; - Certified according to North American standard ASTM E84, with classification "A" in tunnel test; - Certified in class "A" for environmental VOC emissions; - Approved in class 1 of reaction to fire; - High transparency; - 10 gloss semi-matt finish with wax effect; - Available with converter F3A water-based finish, to obtain coloured finishes in RAL colours; - One-component paint for easy application and maintenance.‎ Further info from manufacturer on AITHON PV33 Aithon