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YBS Anti-Downdraught Chimney Cowl Aluminium & Stainless Steel 140 x 310mm Product Code: 67341

Aluminium and stainless steel. Aerodynamically designed and tested to combat the effects of poor drawing chimneys caused by downdraughts. No specialist tools required for installation. Suitable for use with gas, seasoned wood, normal coal and oil. Unsuitable for smokeless fuel applications. Where coal or seasoned wood are burned the mesh birdguard needs to be removed.


Fits chimney pots up to 280mm external diameter. Fixings Supplied. H x D: 140 x 310mm. Weight 1.0kg. BS 715: 1993, BS EN 1856-1: 2003 report 19933/1.
Additional Information
Technical Specification
  • Brand : YBS
  • Product Height : 140 mm
  • Product Type : Anti-Downdraught Chimney Cowl
  • Fixings Supplied : Fixings Supplied
  • Total Product Weight : 1.0 kg
  • Construction Material (Building) : Aluminium & Stainless Steel
  • Product Depth : 310 mm
  • Pack Size : 1
  • Manufacturer Guarantee : 1 Year Guarantee
  • Pieces in Pack/Case : 1
Product Contents
Chimney cowl with strap.
Delivery & Returns


Standard delivery: €15

Free delivery on all orders over €70.00

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Hopefully you won't need to return an item, however, if you do, it is our aim to make this as simple as possible. By following the guidance below you can help us to help you when a product is not what you expected, or is faulty. Your statutory rights are not affected by this guidance.


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€89.95 Incl. 20% VAT

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