Kair Cowl Vent 110x54mm Rectangular Spigot With Backdraught Shutter

Square plastic air vent with cowl and non-return shutter flap. The spigot on the back of the outlet fits inside the Kair male 110mm x 54mm rectangular duct pipe (Part: DUCVKC249).

• Cowl protects from gusts of wind and the ingress of the elements.
• Non-return flap can be closed to prevent backdraught or insects entering your property when not in use.
• Built to last out of wipe-clean plastic.
• Max / Min Temperature: +60c / -15c.
• Easy to fit and durable.
• Perfectly suited for ducting your Bathroom, Toilet, or Kitchen extractor fan, Hydroponics, in-line extract fans, tumble dryer or a cooker hood.
• This outlet can be used as a part of a long ductwork run for a variety of purposes including whole-house ventilation, passive stack vent, air conditioning, HVAC, and Heat Recovery Systems.
• Suitable to use in compliance with Part F Building Regulations.
• Airflow performance independently tested by BSRIA or BRE.
• Free Air: 7200mm2.
• Static Pressure Drop in Pascals: 15 l/s: 4.72 Pa – 30 l/s: 17.18 Pa – 60 l/s: 62.48 Pa.