Frame and shutters are made of thickening hot-dip galvanized steel by advanced process, zinc is 180g/sqm.
SANHE air inlet shutters are prepared for easy installation with built-in M8 threaded bushes.
Equipped with standard motor: 220V / 50HZ(60HZ), Can be customized as per customers’ request.
SANHE air inlet shutters can be made of Hot-dip galvanized steel and stainless steel.
SANHE air inlet shutters can be made into different sizes as per request.