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 single glazed glass i.e. float, toughened or laminated glass.;Aperture in glass is 159mm diameter.

• Vent-a-matic Static Ventilator with Stormguard Model PBS

Vent-a-matic Static Ventilator with Stormguard Model PBSSimon Vent-a-matic