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Ships within 48 hours · Estimated delivery Nov 1 - Nov 6
78 M3/hour (21 l/s)
RD4500 x 1 (350mm long duct)
Timer Models Avialable please select above run on timer (Adjustable 1-15min)
Designed for Wall or Ceiling Mounting
Designed to comply with building regulations on ventilation (F1)
Natural Ventilation Roof Cowl Flat Duct/Grilles/Accessories 78 M3/hour (21 l/s)Natural ventilation intended for extracting from rooms, subroofing space, ventilating ducts and shafts. This product works, using a natural power source wind. Under the influence of wind, regardless of a type, direction and force, the active head of the deflector always rotates in one direction, producing rarefaction of air in the ventilating duct, draft increases, air exchange noticeably improves. This product doesn't require connection to electric.
