Hinge-type Return air Grille

1, Product name : Hinge-type Return air Grille

2, Size: 300×300mm (different sizes can be ordered on request)

3, Material: Aluminum

4, Colour: RAL9010 or RAL9016

5, HS Code: 7616999000

●Fixed adding a border, and on the basis of special locks and chains and installing and supporting the use of filter cleaning, valve lightly on both sides of the door when using the bolt, valve opens, pulled out filter cleaning, closed, as long as the door is pushed on, can be automatically lockable spring locks on both sides.

●Mainly installed in the ceiling , and can be used as access port can use.