Plastic round square pp pp flame retardant pvc electric gate valve butterfly check valve accessories air duct electric damper |Xicheng

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electric square duct damper

Plastic round square pp pp flame retardant pvc electric gate valve butterfly check valve accessories air duct electric damper |Xicheng

$89.00

simplePlastic round square pp pp flame retardant pvc electric gate valve butterfly check valve accessories air duct electric damper |Xicheng

SKU: 75 Category: Tags: , ,

Description

Air volume control valves are generally divided into the following types:

(1) Electric air volume control valve

(2) Manual air volume control valve

(3) Venturi air volume valve

(4) Variable air volume butterfly valve

(8) Check valve

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