Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct

Product Details
Customization: Available
Material: Stainless Steel
Usage: for Air Conditioner
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  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
  • Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
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Basic Info.

Model NO.
PVA
Application
Transportation
Shape
Round
Performance
Low Noise
Model Number
Back Draught Damper
Product Name
Duct Connector
Application Scenarios
Hotel, Industry
Function
Ventilation System
Feature
Durable
Transport Package
by Sea
Specification
standard
Trademark
Zengo
Origin
China
Production Capacity
20000

Product Description

Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct
Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct

PVA

Back Draught Damper

The pressure relief valve PVA is used for preventing the reverse of air flow
in circular duct systems.
The casing of PVA is made from galvanized steel, the blades are made of
aluminium.
With a inner foam seal for better tightness and noise reducing.
The valve opens when overpressure occurs and closes by means of spring
when the pressure drops.
It is recommended to install the shutter into horizontal duct.
Wholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning DuctWholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning DuctWholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning DuctWholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning DuctWholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning DuctWholesale Factory Ventilation Round Air Flow Volume PVA Back Draught Damper for Air Conditioning Duct

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