• Louvre back draft shutter / flap grilles
• Manufactured from UV stabilised plastic
• Supplied as standard in grey colour
• Suitable for use with rigid ducting
• Face fitting - screw directly to wall / flat surface
• Suitable for Commercial / Industrial and Domestic Ventilation
• For ducting sizes from 200mm to 1000mm

For smaller domestic plastic gravity flap grilles sized from 100 to 150mm see: http://www.i-sells.co.uk/grilles-gravity

For smaller domestic stainless steel gravity flap grilles sized from 100 to 150mm see: http://www.i-sells.co.uk/grilles-stainless-steel