Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System

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Customization: Available
After-sales Service: Online Technical Support
Warranty: 3 Years
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  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
  • Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
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Basic Info.

Model NO.
PVA
Certification
CE
Function
Ventilaion
Feature
Air Duct
Application
Air Conditioning
Keyword
Back Draught Damper
Usage
HVAC
Transport Package
Carton
Specification
100mm~500mm
Trademark
Airandus
Origin
China
HS Code
7326909000
Production Capacity
50000/Month

Packaging & Delivery

Package Size
50.00cm * 50.00cm * 50.00cm
Package Gross Weight
10.000kg

Product Description

Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
 
Back Draught Damper, PVA
1. The pressure relief valve PVA is used for preventing the reverse of air flow in circular duct systems.
2. The casing of PVA is made from galvanized steel, the blades are made of aluminium.
3. With a inner foam seal for better tightness and noise reducing.
4. The valve opens when overpressure occurs and closes by means of spring when the pressure drops.
5. It is recommended to install the shutter into horizontal duct.
Model D(mm) L1(mm) L(mm)
PVA100 96 6 88
PVA125 121 19 88
PVA150 146 31 88
PVA160 155 36 88
PVA200 197 56 88
PVA250 247 61 128
PVA315 312 94 128
PVA355 352 65 198
PVA400 397 64 198
PVA450 447 80 248
PVA500 497 107 248
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System
Factory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC SystemFactory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC SystemFactory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC SystemFactory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC SystemFactory Price Ventilation Duct Rubber Backdraft Damper Shutter Inline Back Draught Damper for HVAC System

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