Simon Vent-A-Matic Static Window Ventilator 159mm DGSPBS Foam backing on the wall

Foam backing on the wall bracket protects the wall from scuffing

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Hang it in minutes on any drywall

Simon Vent-A-Matic Static Window Ventilator 159mm DGSPBS Foam backing on the wallThe Simon Vent A Matic DGSPBS is a continuous thru air vent with a stormguard for weather protection. Also known as a 'gas vent'. It meets all modern gas regulations and is designed for use where continuous ventilation is mandatory. For use with double glazed units Aperture (hole in glass) 159mm All Vent A Matic models are designed for simple two part fitting into the glass aperture. For additional security and weather tightness, a little silicone