
FGG100GR Grey 100mm/4" Wall Grille With Gravity Shutters & 100mm Ø Spigot 140mm x 140mm
FGG100GR
FGG100GR Grey Gravity Shutter Grille – 100mm Ø Spigot, 140mm x 140mm, UV-Stabilised for External Use
The FGG100GR Gravity Shutter Grille is designed for use with 100mm ducting and features built-in gravity-operated shutters to block back draughts when the fan is off. Its modern grey finish and UV-stabilised build make it ideal for long-lasting external use.
- Automatic Gravity Shutters: Close when the fan is not running to help prevent draughts and air ingress.
- Quick Push-Fit Assembly: Securely connects to 100mm round or square ducting without tools.
- UV-Stabilised Plastic: Engineered to resist sunlight exposure and weather-related wear.
- Outdoor Installation Ready: Suitable for use on external walls in domestic and commercial systems.
- Neutral Grey Finish: Offers a clean, modern appearance for a variety of building exteriors.
Technical Specification
- Product Type: Gravity Shutter Wall Grille
- Grille Dimensions: 140mm x 140mm
- Spigot Diameter: 100mm
- Material: UV-stabilised plastic
- Application: External wall mounting
✅ Choose the FGG100GR for reliable draught protection and a sleek finish in your 100mm external ventilation setup!

C/w Humidistat | N |
C/w Pullcord | N |
S4 - Size | 100mm / 4 Inch |
Product | Fan Grille |
Type | Gravity Grille |
Colour | Grey |
Mounting | Wall |
Use | Domestic |
Thread Shape | Square |
Impeller Diameter | 100 mm |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.