Extract Valves
HEV
The HEV extract valve offers an efficient way of extracting air, with excellent performance characteristics and a stylish design for most commercial, industrial and residential ventilation applications. The airflow rate of the HEV can be adjusted by simply turning the inner cone either inwards (clockwise) or outwards (anti-clockwise). The inner cone is secured with an integral locknut which ensures the set airflow is maintained.Construction
HEV valve is manufactured from steel with a high durable gloss stove enamelled finish, which is anti – static and corrosion resistant. The valve incorporates an adjustable and lockable convex inner cone and valve body with foam gasket for air tight seal.
Finish
Gloss white (Standard).
Size Range
HEV valves are available in 4 standard sizes, 100mm, 125mm, 150mm, and 200mm.
Fixing
Supplied complete with a separate plated mounting ring (pre punched holes) to secure the valve either in a wall, ceiling or duct mounting application.
