100mm background ventilator with thermostatic valve suitable for continuous (DMEV, CMEV) and Intermittent ventilation systems. Not for use with MVHR systems. Offers fully automated demand based air volume control. The thermostat responds in a temperature range of -6°C - +20°C. The valve can also be adjusted manually if required. Includes a G3 filter for filtered, natural air. Made from High Impact Polystyrene

Background ventilators offer a complete solution for natural ventilation that simply and naturally provides the effective ventilation required in a dwelling and are ideally suited to the airtight construction of new homes.

KIT OF PARTS:

• 150 x 150mm round white internal thermostatic valve
• 350mm round rigid duct
• 154 x 154mm white external grille (Part no. 52641101)

KEY FEATURES:

• Provides constant, natural ventilation
• Helps prevent damaging condensation
• Thermostatic valve that automatically adjusts based on temperature
• No energy consumption, no running costs
• Ideal for intermittent and continuous extract systems
• Contributes to the circulation of fresh, natural air
• Suitable for new homes and retrofit
• Equivalent area of up to 2500mm2
• Complies with Building Regulations Part F Volume 1: Dwellings - Background Ventilators