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Possesses strong capabilities in the development, research and manufacturing of complete sets of central air-conditioning equipment as well as related products such as ventilation systems and composite ducts.

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Address: 17 km along Provincial Highway 324, Wucheng County, Dezhou City, Shandong Province

Phone: +8613210990300

WhatsApp : 8618105445078

Email: 15110710633@163.com

Duct check valve

Check valves are typically used in air-conditioning ducts to prevent gas backflow after the fan stops running. They should be used when the air velocity is no less than 8 meters per second.

Category:

Air damper type

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Keywords:

Air damper type

Product Description

Check valves are typically used in air-conditioning ducts to prevent backflow of gas after the fan has stopped. They should be used when the air velocity is no less than 8 meters per second. When installed horizontally, a weight should be added to ensure that the blades open and close smoothly by balancing the upper part. The FZF-2 model is constructed from thin steel plates and features a multi-leaf design.

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