*Made of Galvanized Steel, Rustproof ,Removable Core with Collars
* Air volume adjustment can be achieved by roating the valve disc clock-wise or counter clock-wise.
* Air valves offer a simple yet effective means of providing supply and extract air for most commercial, industrial and domestic ventilation application.
- The molds of the disc valve are typically installed in hotels, flats .apartments, halls of residence and hospitals.Serving as both a fresh air outlet and exhaust air inlet .
* White: RAL 9010, RAL9016,RAL9003
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