Airflow External Air Vent Cover - 100mm Beige - 154x154mm

Perfect Fit for 100mm Ducting – Airflow gravity vent grille features a 100mm (4 inch) round rear s...

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Product Information

Full details

This Airflow external vent cover is designed for homeowners and builders needing a reliable solution for 100mm ducting ventilation. Its key benefit is the automatic backdraught shutter system, which effectively prevents unwanted air, rain, insects, and noise from entering your property. A minor consideration is that while installation is push-fit, a fully weatherproof seal might require additional sealing materials for certain applications.

All features

Model Part Number90002006R
BrandAirflow

Extended Product Information

FAQs

What size ducting does this vent cover fit?

This vent cover is designed to fit standard 100mm (4 inch) diameter ducting. The rear spigot is 100mm round.

How do the automatic shutters work?

The shutters are gravity-operated. They open automatically when air is pushed through from the ventilation system and close automatically when the airflow stops, preventing backdraughts.

Can this vent cover be used outdoors?

Yes, it is made from durable, UV-resistant plastic and is suitable for both indoor and outdoor use. For maximum weatherproofing outdoors, additional sealing around the connection is recommended.

What are the dimensions of the external cover plate?

The external square cover plate measures 154mm x 154mm.

Do I need any special tools for installation?

Installation is a simple push-fit onto standard 100mm ducting. No special tools are typically required, though a sealant might require a caulking gun.

Does this meet building regulations?

Yes, it is manufactured in accordance with Approved Document F, ensuring compliance for domestic ventilation installations in the UK.

How do I clean the vent cover?

Clean the exterior with a damp cloth and mild detergent. Periodically check and gently clear any debris from the automatic shutter flaps using a soft brush.

Troubleshooting

Shutter flaps do not close properly.

Check for any obstructions around the flaps. Ensure the vent cover is installed upright. The flaps rely on gravity; if the duct is not horizontal or is angled upwards, they may not close fully. Clean any debris that might be preventing movement.

Vent cover feels loose on the ducting.

Ensure the ducting is the correct 100mm (4 inch) diameter. If the fit is still loose, a more secure seal can be achieved by using mastic, silicone sealant, or waterproof tape around the spigot before insertion, or applied externally after fitting.

Water ingress despite installation.

Verify that the vent cover is installed correctly and that the additional sealing (if applied) is effective. Ensure the external plate is flush against the wall surface. In very exposed locations, consider if the positioning of the vent itself is contributing to water entry.

Unpleasant odors are still noticeable.

This vent cover prevents odors from entering via the duct when the fan is off. If odors are present when the fan is on, the issue may be with the fan itself or the source of the odor, not the vent cover.

Pros and Cons

Pros

  • Prevents backdraughts, rain, insects, and noise effectively.
  • Easy and quick to install with a push-fit design.
  • Complies with building regulations for domestic ventilation.
  • Durable construction from UV-resistant plastic.
  • Versatile application across various ventilation needs.

Cons

  • May require additional sealing for a fully weatherproof finish in exposed locations.
  • The beige color might not suit all external wall aesthetics.
  • Gravity flaps might require manual checking for proper operation periodically.

Setup, Compatibility & Care

Setup:

  1. Ensure you have standard 100mm (4 inch) ducting ready for connection.
  2. Align the 100mm round spigot of the vent cover with the end of the ducting.
  3. Push the vent cover firmly onto the ducting until it is securely seated. A push-fit design ensures a snug connection.
  4. For enhanced weatherproofing, especially for outdoor installations or in areas prone to driving rain, consider sealing the connection point with appropriate mastic, silicone sealant, or waterproof tape.

Compatibility:

  • This vent cover is specifically designed for 100mm (4 inch) diameter ducting. Ensure your ducting is precisely this size for a proper fit.
  • It is compatible with a wide array of ventilation applications, including bathroom fans, kitchen extractors, tumble dryers, inline fans, HVAC systems, heat recovery systems (MVHR), positive input ventilation (PIV), and passive airflow systems.
  • The external cover plate measures 154x154mm.

Care:

  • The vent cover is made from durable, UV-resistant plastic and requires minimal maintenance.
  • Periodically check the shutter flaps to ensure they are free from obstruction and operate smoothly. Dust or debris can be gently cleared with a soft brush or cloth.
  • Clean the external surface with a damp cloth and mild detergent if necessary. Avoid abrasive cleaners that could scratch the plastic.