China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System

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After-sales Service: on Line Service
Warranty: One Year
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  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
  • China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
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Basic Info.

Model NO.
PVA
ventilation mode
mechanical ventilation
Certification
Factory Standard
Usage
for Air Conditioner
Installation
Outlet
Material
Galvanized Steel
Type
Damper
Venetian-Style Air Layers
Damper
Size
80-315mm
Delivery Time
30days
Payment Term
Tt
Package
Carton
OEM
Provide
Thickness
0.6/0.8mm
Transport Package
Pallet or Carton
Specification
80-315mm
Trademark
Airandus
Origin
China
HS Code
7326909000
Production Capacity
10000PCS/Month

Packaging & Delivery

Package Size
20.00cm * 20.00cm * 10.00cm
Package Gross Weight
0.500kg

Product Description

China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System
China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System



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.
China Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation SystemChina Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation SystemChina Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation SystemChina Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation SystemChina Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation SystemChina Factory Price Air Duct Fitting Galvanized Shutter Back Draught Damper for Ventilation System

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