BREAKING NEWS: Buffalo Anti-Flood Air Brick Passes BSI Tank Testing with Zero Leakage
We are proud to announce that the Buffalo Anti-Flood Air Brick has officially passed the rigorous Tank Testing for the latest BS 851188-1:2019-A1 standards. In official trials, our design achieved zero leakage, proving it to be one of the most reliable flood defences on the market today.
Note: Having successfully passed all technical and physical testing, we are now awaiting the formal issuance of our Kitemark certificate and registration number from the BSI. We will display the official Kitemark logo and number as soon as the final administrative process is completed.
Why This Matters: 90% of Flood Water Enters Through Air Bricks
In low-level flood events, traditional air bricks are responsible for over 90% of the initial water volume entering a home. Because these vents lead directly to your sub-floor, thousands of litres of water can saturate your floor joists and wall cavities before you even see water on your carpets.
The Buffalo Anti-Flood Air Brick is designed to stop this water in its tracks.
Superior Features:
• Automatic Protection: You don’t need to be home to deploy it. The brick seals itself automatically as floodwater rises, providing 24/7 peace of mind.
• Maximum Airflow: Proper ventilation is vital to prevent damp and rot. The Buffalo brick offers 4156mm² of airflow—double that of many other anti-flood bricks—ensuring your home "breathes" properly.
• Maintenance in Seconds: No tools or professionals required. The front grille simply unclips for easy inspection and cleaning.
• Simple Installation: A direct replacement for standard UK clay or plastic air bricks (215mm x 65mm). It’s a simple "snap-fit" for DIYers or builders.
• No Clogging: Our design does away with fine mesh that traps dust and insects, ensuring your ventilation remains clear and effective year-round.
• Stackable: Need a double or triple vent? Our units are designed to stack perfectly while maintaining full flood protection.
FOR NEXT DAY DELIVERY BUY NOW FROM AMAZON
SKU: 7S-59K5-YRH3 | Category: Anti Flood Air Bricks | Tag: anti flood air brick
Product Testing Proof
We don’t just claim effectiveness; we show it. We are the only anti-flood air brick manufacturer with live testing footage available online. Watch the video to see the Buffalo Anti-Flood Air Brick in action during the testing that led to our BSI success here.
Frequently Asked Questions
What are the dimensions? Standard UK air brick size: 215mm x 65mm. It is a direct "like-for-like" replacement.
Can I install this myself? Yes. If you can remove an old air brick, you can fit a Buffalo brick. It is designed for easy retrofit or new-build installation.
Is there a guarantee? We provide a full manufacturer's guarantee on the integrity and function of the unit.
1 Revision
26/02/2026

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Bimstore on 17 April 2026
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