Kair Brown Round Vent 100mm - 4 inch with Fly Screen - Wall Grille Designed for External or Internal Use. Fits inside 100mm Round Pipe. Flyscreen will help prevent insects entering the property via your duct run. Can be used as a stand-alone passive vent or as a termination point with your Bathroom or Kitchen extractor fan.

Brand Name	Kair
Colour	Brown
Material	Polystyrene/Polypropylene plastic
Manufacturer Model No	DUCVKC256-BR
Wear Type	N/A
Type	Ventilation Grille
Certifications Met	Suitable to use in compliance with Part F Building Regulations
Country of Origin	UK
Protects From	Insects
Waterproof	N/A
Number of Pockets	None
Guarantee	5 years
Product diameter	100mm
Product height	128mm
Product length	38mm
Product width	128mm
Free Air	4,007 mm2
Static Pressure Drop in Pascals	15 l/s = 22.50 Pa - 30 l/s = 75.80 Pa - 60 l/s = 291.90 Pa