Continuous thru-air vent. Also known as a 'gas vent'.;Meets all modern gas regulations and is designed for use where continuous ventilation is mandatory.;Supplied complete with a stormguard.;For use with double glazed units.;Aperture in glass is 159mm diameter. Overall glass thickness 12-32mm.

• Vent-a-matic Static Ventilator with Stormguard 159mm PBS/DGS

Vent-a-matic Static Ventilator with Stormguard 159mm PBS/DGSSimon Vent-a-matic