FANTRONIX Black Cowled Vent Cover 155mm Square Frame with 100mm (4 inch) Circular Spigot with Non-Return Valve External Wall Grille Removable Hood

Purpose: Disguises unsightly ventilation openings, seamlessly integrating with your building's exterior aesthetic. Dimensions: Overall dimensions are 155mm (H) x 155mm (W) x 15mm (D) with a rear spigot measuring 100mm (4 inch) in diameter. Installation: Features an easy-to-install design with a detachable core and pre-drilled mounting holes for convenience. Protection: Non-return valve to block debris, insects, and small animals from entering the ventilation system. Noise Control: Contributes to noise reduction from both the ventilation system and outdoor environment. Material: Constructed from temperature and UV-resistant anti-static plastic to maintain its black colour without discoloration. Meets the standards set by Part F Building Regulations., Manufacturer: Fantronix