HVAC Smoke Extraction Fireproof Damper for Air Duct

The technical indicators of the Marine Grille Damper, Chain Cable Stopper, Passenger Vessel Azimuth Thruster products produced by our company are at the advanced level in the same industry, and can be produced according to orders. The company will always adhere to the "realistic development, innovation and win-win" business philosophy, "learning, innovation, pragmatic, efficient" as the corporate purpose, and strive to achieve a win-win situation with customers. It is not difficult to improve customer loyalty, maintain good customer relationship and provide good customer service. Our company with strict quality management system and high-quality marketing team and perfect after-sales service to shape our brand image.

Marine fire damper conforms to the requirement s of SOLAS,which has passed through the tests of IMO and certification ofLR,DNV,GL,CCS,ABS ,BV DNV etc..

The fire damper is installed in the supply air and return air main pipe of ventilation system.

Fuctions And Features:
1.The valve will be shutdow automatically when the fuse block move at temperature of 70°c
2.The damper will be automatically shutdown when electric signal sent to the valve.

Shutdown Manually
1.Output shutdown signal, the related ventilation equipment stop working.
2.Start-up manually.
3.Adjust air flow volume manually.
We can meet different clients’s requirement of fire dample. Fire Class:A0,A30,A60

Specification:
Round FD DN100mm-DN2500mm,
Rectangle FD:60mm<L<3000mm,120mm<H<3000mm
Special size can be customized.
Operation type: Manual or ;motor (Belimo) ; pneumatic

Our HVAC Smoke Extraction Fireproof Damper for Air Duct is widely praised for the advanced and practical features, thus making a lot of profits for the company. We sincerely welcome new and old customers at home and abroad to patronize us! Our company adheres to the tenet of customer first, quality first, reputation first and first-class service. Stable product quality is the guarantee for our company's development and survival. Our products have been sold to many countries and regions at home and abroad.