Anti-return valve with 2 anti-rust flaps.
Registration without screws.
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RAW MATERIAL USED IN MANUFACTURE:
The PVC formulations used in the manufacture of this article are free of Lead stabilizers.
EN ISO 2505
All the RUIVERT evacuation accessories are classified according to the UNEEN 13501-1: 2007 + A1: 2010 "Classification according to the fire behavior of construction products and building elements.".
Classification from data obtained in "Fire Reaction Tests" with the following classification:
B= Very limited contribution to fire
s1= High smoke production
d0= No particles / drops are produced
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