Description
The Anti Downdraft is a high-quality static anti-downdraught chimney cowl designed to reduce or eliminate the effects of wind-induced downdraught. Ideal for solid fuel, oil, and gas appliances, this cowl improves chimney performance and ensures a safer, more efficient flue system.
Key Features
- Fits chimney pots with internal diameters from 200mm to 250mm (8 to 10 inches)
- Manufactured from 316L grade stainless steel for enhanced durability
- Suitable for all fuel types – gas, oil, and solid fuel
- Includes an integrated bird guard for added protection
- Quick and secure installation with jubilee strap and clip fixing (supplied)
- Corrosion-resistant finish – buff cream
- Supplied fully assembled for fast and easy installation
Technical Specifications
| Material: | 316L Stainless Steel |
| Finish: | Buff Cream |
| Fuel Type: | Gas, Oil, and Solid Fuel |
| Pot Compatibility: | Internal diameter 200–250mm (8″ to 10″) |
| Fixing Method: | Jubilee Strap (included) |
| Bird Guard: | Yes – Integrated |
| Pot Collar: | Included |
Applications
Ideal for both residential and commercial chimney systems, the Anti Downdraft is suitable for use with open fires, stoves, boilers, and other appliances. It helps to prevent smoke blow-back and improves overall draught performance, especially in areas affected by wind or pressure fluctuations.
Installation
This chimney cowl comes pre-assembled and includes a robust jubilee strap for a secure and reliable fit onto standard chimney pots. No specialist tools or adaptors are required.

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