Static ventilator (with stormguard option SG5) Continuous air flow.;Meets all modern gas regulations and is designed for use where continuous ventilation is mandatory.;Patented diffusing rotor system prevents severe draughts.;For use with single glazed glass i.e. float, toughened or laminated glass.;Aperture in glass is 121mm diameter.

• Vent-a-matic Rotary Ventilator 121mm Diameter Model 101

Vent-a-matic Rotary Ventilator 121mm Diameter Model 101Simon Vent-a-matic