BDW series roof fan (explosion-proof roof fan)
Address: Wucheng County Economic Development Zone, Dezhou City, Shandong Province Contact: Manager Dong Mobile: 18605344116
Phone: 0534-6065024
Fax: 0534-2178521
QQ: 1204918973
Single-layer louver tuyere with regulating valve
Single-layer louver tuyere with regulating valve
product description

FK-2 and FK-20 air outlets are single-layer adjustable louvered air outlets, and their blades and frames are common to FK-1 and FK-19 air outlets, respectively. This is often used as a return air vent. When used as a return air vent, it is often used with the FK-5 aluminum alloy filter. A multi-leaf halving control valve can be installed behind the air vent to control the air volume. The installation method is the same as FK-1; FK-19 air outlet. The difference between FK-2 and FK-20 is that the outer frame and blade size are different. FK-20 is a narrow frame window blade, the rest are exactly the same.

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