Kair Brown 150mm Louvred Wall Vent Grille with Backdraught Shutter 183mm

Key Features

• Brand: Kair
• Type: Louvred wall vent grille with gravity backdraught shutter
• Finish: Brown plastic
• External dimensions: 183mm x 183mm
• Rear spigot: 6 inch (150mm) round male
• Shutter: Non-return gravity shutters; automatic closure when not in use
• Installation: Push-fit duct and fittings; suitable for indoor or outdoor use
• Applications: Bathroom, kitchen extractor, hydroponics, in-line extract fan, and various ducted systems
• Compliance: Suitable for Part F Building Regulations
• Airflow data: Free area 16,000 mm2; static pressure drop ranges 6.91–11.10 Pa at 6–60 l/s

Overview

This brown plastic ducting air inlet/outlet grille features gravity shutters that close automatically to prevent odours, noises, or draughts from flowing back through the duct. No springs needed, reducing risk of mechanical failure. Designed for easy push-fit installation and versatile use across ventilation and HVAC applications.

Suitable for a variety of long duct runs and systems, including whole-house ventilation, passive ventilation, air conditioning, and heat recovery setups.