Natural Ventilation Louvre System VENTSAIR external and internal views Creative Learning Centre, Claverham Community College, Battle, West Sussex The VENTSAIR® natural ventilation louvre system is designed to suit a variety of different building façade applications to provide controlled fresh air during the day and secure night time cooling via cross flow and stack ventilation. • Available to suit most conventional glazing options or flange mounted to suit wall openings • Supplied with a white internal eggcrate grille but linear bar grilles are also available • Security bars fitted as standard to prevent louvre blades being removed externally • Dampers are operated by 24V AC/DC modulating actuators and can be controlled by Monodraught iNVent control system or any leading BMS • Dynamically modelled using NAVENSYS thermal modelling software, able to predict internal temperatures based on CIBSE external weather data • Quantum ultra low leakage damper, 200 mm depth with a U-value of 1W/m2 and air tightness of 1m3/h/m2 • 10 year guarantee Halifax House Cressex Business Park High Wycombe Buckinghamshire HP12 3SE Tel: 01494 897700 Fax: 01494 532465 email: info monodraught.com @ www.monodraught.com VENTSAIR systems installed in the Small Hall and Main Hall at Weedon Hill Community Centre, Aylesbury, Bucks

VA150/VA275 General description The VA150 and VA275 are available powder coated in any BS or RAL colour reference. Supplied in panel format they are specifically designed for commercial projects. Technical Details Materials • Manufactured from 2.0 mm thick Aluminium sheet • Comprising 120 mm depth of acoustic infill material of 45 kg/m2 of material density tissue faced • Powder coated in any BS or RAL colour reference Performance Louvre type Depth Airborne sound reduction index (dB) at octave band 63 • Free area may vary due to size and configuration though generally a 36% free area is achieved...