air conditioner(ventilator,air filter)

Natural Ventilator P60 is an aluminium glazed-in window 'flap' ventilator with soft line design outer profile and built-in 'air deflector' which directs the flow of incoming air upwards. The inside grille is punched and acts as an insect mesh. 15000mm2 free area per meter at a glass reduction of 60mm only.Technical parameter:Height: 75mmGlass thickness: 5, 6,8,20, 24, 28mmGlass reduction: 60mmFree area: 15000mm2/ mAirflow: 50m3/m/h at 2 PaWind tightness: According to BS 6375, Part 1, 900 PaWater tightness: According to BS 6375, Part 1, 900 PaStiffness and strength: According to BS 6375, Part 1 up to 2000 PaAcoustic insulation: According to BS 2750, Part 2In open position: 25, 6 dB (A)In closed position: 45, 1 dB (A)Merit:1. Make of thermal bridge aluminium extrusion.2. Any kind of oxygenation and Ral color aluminium is available, outside and inside color can be different.3. The plastic pieces on the both ends indicate open-close state. (Green shows open while red shows close)4. Hand co
air conditioner(ventilator,air filter)