VENTS UK 100mm White External Gravity Vent Grille 155x155mm Ducting

Key Features

• Brand: VENTS UK
• Model: External Gravity Vent Grille
• Size: 155 × 155 mm external overall, 100 mm (4”) rear spigot
• Function: Gravity shutters with three flaps for airflow control
• Installation: Push-fit connection to 100 mm ducting; can be sealed with mastic, cement, or tape
• Applications: Suitable for bathroom, kitchen extractor fans, whole-house ventilation, HVAC, and heat recovery systems
• Compliance: Built in accordance with Approved Document F

Specifications

• Ducting: Standard 100 mm
• External Size: 155 × 155 mm
• Rear Spigot: 100 mm (4 inches)
• Shutters: Non-return gravity flaps

This external grille provides a neat finished look for walls or ceilings while blocking draughts, rain, noise, odours, insects, and debris when the fan is off. It is suitable for a wide range of ventilation setups and is designed to be compliant with current building regulations.