Is this 310mm.or is it 8inch? It cannot be both - thanks

There is a flange plate where the mounting holes are and this is 310mm square. The actual louvre grille is 200mm square

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Metal Gravity Louvre Grille Flap Air Vent Shutter for Industrial Commercial Fans 8'' Inches & 14 Inches (14" Inches 450mm x 450mm)

Metal Gravity Louvre Grille Flap Air Vent Shutter for Industrial Commercial Fans 8'' Inches & 14 Inches (14" Inches 450mm x 450mm)

Product ID: 74620980

🌧️Backdraught shutter blocks rain & wind

🌬️Gravity-operated flap for automatic airflow control

🛠️Powder-coated metal for durability

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25967 kr

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Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌬️ Elevate your airflow game with smart, sturdy ventilation!

BUILT TO LAST - Robust powder-coated metal construction ensures long-term industrial-grade durability.
PERFECT FIT GUARANTEE - Available in 8'' and 14'' sizes (450mm x 450mm) to seamlessly integrate with your commercial fan setup.
SMART AIRFLOW CONTROL - Gravity-operated louvre flap opens only when airflow starts, optimizing ventilation efficiency.
EFFORTLESS WALL MOUNTING - Designed for easy wall installation, making upgrades or replacements hassle-free.
WEATHER RESISTANT SHIELD - Backdraught shutter prevents rain and wind intrusion when the fan is off, protecting your space.

The Metal Gravity Louvre Grille Flap Air Vent Shutter is a powder-coated, metal-constructed industrial-grade shutter designed for wall mounting. It features a gravity-operated flap that opens automatically with airflow and a backdraught mechanism to block rain and wind when inactive. Available in 8'' and 14'' sizes, it offers a durable, weather-resistant solution for commercial and industrial ventilation needs.

Specifications

ASIN	B01K4V59G4
Batteries Required?	No
Batteries included?	No
Best Sellers Rank	306,537 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,494 in Registers, Grilles & Vents
Colour	Black/White
Customer Reviews	4.5 4.5 out of 5 stars (44)
Date First Available	9 Aug. 2016
Included Components	NO
Item model number	SRB
Manufacturer	Powerstar Electricals LTD
Product Dimensions	27 x 27 x 6 cm
Size	14" Inches 450mm x 450mm

Reviews

E**S

Exact fit and sturdy

Good sturdy and fit for purpose, exactly what i needed in emergency and thanks to amazon prime, fast service

27.12.2025

N**D

2.12.2025

J**N

Value

Excellent

10.07.2025

K**L

Good quality will recommend it.

Very good quality, it was as I needed. Thank you

7.05.2023

J**A

Delivery was quick thanks

Not quite how I expected it to be but was able to adapt to fit

18.11.2019

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25967 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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