Selvent, Pressure Relief Vents, Floor Mounted Pressure Relief Vents, Roof Mounted Pressure Relief Vents
 
Pressure Relief Vents
 

 
VW Series - Pressure Relief Vents
 
The VW Series Pressure Relief Vents are a range of weighted blade Pressure Relief Dampers which simply open under air pressure - simple to install – simple maintenance – simple and reliable operation.
 
The VW Series is offered in two styles:
 
VWI – Flush fit, designed to fit fully into the wall and flush with the surface
VWE – Raised fit, protrude 50mm and are used with narrow walls
 
All vents are available in a range of standard sizes, with apertures from 250mm-1000mm.
 
  • Simple to install
  • Low maintenance
  • Reliable and safe operation
  • Two design styles
  • Wide range of standard sizes
  • Rugged steel construction
  • White powder coated finish
 
VW Series - Pressure Relief Vents - VWI Flush FitVW Series - Pressure Relief Vents - VWE Raised Fit
 
   

 
Product Testing
 
The VW Series range of Pressure Relief Vents have been fully tested and approved.
 
Our Pressure Relief Vents have been externally fire rated to BS 476 Part 20:1987 and come with a 2 hour fire rating, (Chiltern International Fire IF04008) and the Effective Vent Areas of all our Pressure Relief Vents have been determined by in-situ air flow tests on our own test rig.
 
  • Full 2 hour fire rating to BS 476 Part 20:1987 - (Chiltern International Fire IF04008)
  • Reliable, effective vent area values - determined by in-situ tests
 
VW Series - Pressure Relief Vents - VWI Flush FitVW Series - Pressure Relief Vents - VWE Raised Fit
 
 
 
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