We do a outdoor test from 25th of Dec., 2017 to 9th of Mar., 2018. For the CAEL casting louver, our major difference from the others in the market is the finish, in order to prevent it getting rusty or oxidation, we have put on an extra powder coating on its surface which makes it being of higher quality and nicer finish, below is our test report. Outdoor Test Record DATE Natural finish NOTE RAL9006 powder coating NOTE Weather condition 2017/12/25 dry & clean dry & clean Sunny 2018/1/2 wet, started getting dirty / dusty wet, but cleaner after [...]
Air valves are designed to offer simple but effective means of providing air supply and extract capabilities for most commercial, industrial and domestic ventilation applications. They are typically installed in hotels, houses, apartments, halls of residence and hospitals and are being used to handle air volumes in small confined and closed up indoor spaces such as toilets, washrooms, utility rooms, or any other small rooms.
What Are The Metal Exhaust and Supply Air Valves Made Of?
The body of an exhaust air valve is made of SPCC steel with thickness of 0.6mm or 0.8mm upon request.
The mounting ring of an exhaust air valve is made of DX53D+Z80 hot dipped galvanized steel (plated zinc thickness 6-8mm)
The exhaust air valve body has a gasket made of circular [...]