Gravity Pressure Relief Louver Aluminum Grille Buy Gravity Louver Pressure Relief Louver Aluminum Air Grille Product on Alibab

JNS/EAJET Aluminum gravity pressure relief louver grille made from high quality extruded aluminum

profile and solid aluminum sheet.The original thickness of aluminum grille is optional from 0.8mm-1.2

mm for meeting varieties of customers' demands.

The pressure relief is great for warehouse , office, room, school room, hospital, duct  outlet as well as

stairwell etc.The gravity louver is ecomic and good choice as air returning for air conditioned space, it

is usually mounted to the sidewall of building and air conditioning duct system for return or relief air

The shutte/blade of pressure relief vents are gravity downward .A louver  vent  can effectively  automatic

adjust the pressure between indoor and outdoor. It stops  air from outside flowing into a room  or a space

when  it gets a less pressure than outside. Otherwise, the inside air pressure will blow the louver open and

exhaust or return the air.

Sealed foam can be used to avoid noise occurring during the pressure relief grille louver shutter working.

According to the actual size of room space,any size is customized about this conditioner air supply/

return vent louvers.

Powder spray painting generally RAL9010/9016 colors are applied. Other colors are available to

decorate the actual building.And clean Anodisedaluminum color also available.

According to the different mounting needs in actual project, fittings and accessories will be provided

per each customer's demands.

Square air diffuser.swirl ceiling diffuser

Round air vent diffuser

Jet nozzle air diffuser ring diffuser ball louver cap for hvac duct system

Air outlet valve duct double valve diffuser 

Air direction grille linear slot diffuser 

Air grille for door eggcrate diffuser grille 

Air conditioning system duct damper and accessories

More air diffuser and grille information please contact:lily at jnshk.com directly