Chimney Cowls
Chimney cowls help protect your chimney from rain, birds, debris and downdraught, while supporting safer, more efficient stove and fireplace performance. At Nationwide Chimney Components, you’ll find a wide range of chimney cowls designed for different chimney pots, flue systems and common chimney problems.
Whether you need a bird guard to help stop nesting birds and leaves entering the flue, or a cowl that helps reduce downdraught and improve airflow, our range is built to offer practical, reliable protection. Many designs also help limit rain entry and support the long-term condition of your chimney, liner and flue system.
Browse our chimney cowls to find options suited to weather protection, bird prevention and improved chimney performance, with solutions for a variety of domestic installations and fuel appliances.
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Mini Spinning Cowl Adaptor
MAD Cowls
£49.86 Inc. VAT£41.55 Ex. VATThis mini spinning cowl adaptor allows for a universal fitting 5 and 6 inch flue pipe appliances. Fitting this adaptor provides a more secure attachment to flue pipe applications in windy conditions. NCC have a large selection of cowls and fittings...£49.86 Inc. VAT£41.55 Ex. VAT -
Chimney Rain Cowl
MAD Cowls
£40.49 Inc. VAT£33.74 Ex. VATOur budget rain cowl provides excellent rain, wind, bird and animal protection and is available with a solid fuel bird guard (1" x 1" large holes) to prevent clogging. The rain cowl is not to be used with smokeless fuel. It is recommended using...£40.49 Inc. VAT£33.74 Ex. VAT -
Mini Spinning Cowl
MAD Cowls
£160.62 Inc. VAT£133.85 Ex. VATSuitable for 125mm I.D (5") and 150mm I.D (6") Twin Wall Flues Sold Fully Assembled and Ready to Fit No Special Tools Required Made from Stainless Steel Withstands Flue Temperatures up to 200°C Used with Mini Spinning Cowl Adaptor...£160.62 Inc. VAT£133.85 Ex. VAT -
Flue Vent 185mm
W.T.Knowles Ltd
£82.46 Inc. VAT£68.72 Ex. VATTo be used to cap off an existing pot to prevent the ingress of rain water, birds but still allowing ventilation to prevent damp. This item is suitable for a redundant flue only it must NOT be used on a working flue.£82.46 Inc. VAT£68.72 Ex. VAT -
Spinning Cowl
MAD Cowls
£146.58 Inc. VAT£122.15 Ex. VATThe MAD spinner cowl is the best quality revolving chimney cowl on the market. Designed to eradicate downdraught, while the rotating action assists ventilation, this cowl is the go-to product to increase upward draw within the chimney. It is also...£146.58 Inc. VAT£122.15 Ex. VAT -
Terracotta C-Cap 350
C-Caps UK Ltd
£45.62 Inc. VAT£38.02 Ex. VATThe problems…Left uncapped, disused chimneys are exposed to the elements, air-borne debris and nesting birds and can be a major waste of energy via expensive heat loss from the home. As discussed in our article on capping off a chimney. The...£45.62 Inc. VAT£38.02 Ex. VAT -
Raw Stainless Steel Anti Downdraught Cowl
MAD Cowls
MSRP: £81.07£78.31 Inc. VATMSRP: £67.56£65.26 Ex. VATSuitable for Pot sizes up to 300mm (12") Suitable for Smokeless Fuels Suitable for Gas, Oil, Wood and Solid Fuel Height 140mm (5.5") / Width 310mm (12") Sold Fully Assembled and Ready to Fit No Special Tools Required Made from 0.9mm Stainless Steel...MSRP: £81.07£78.31 Inc. VATMSRP: £67.56£65.26 Ex. VAT -
Mini Euro Cowl for Chimney Pots
Eurocowl
£108.24 Inc. VAT£90.20 Ex. VATThe Mini Eurocowl is a specialised chimney cowl designed to solve the downdraught problem in fireplaces and stoves. It accomplishes this by directing wind across the chimney pot instead of down and into the flue, allowing harmful emissions to escape...£108.24 Inc. VAT£90.20 Ex. VAT -
Senior Stainless Steel Strap Fix
MAD Cowls
£116.89 Inc. VAT£97.41 Ex. VATBeing made from durable stainless steel, this senior stainless steel strap fix cowl carries all the features of the M.A.D senior terracotta cowl but allows use with high corrosive smokeless fuel applications. Simply the best static anti down draught cowl...£116.89 Inc. VAT£97.41 Ex. VAT -
Mini Euro Cowl Stainless Steel for Twin Wall
Eurocowl
£176.15 Inc. VAT£146.79 Ex. VATMini Euro Cowl Stainless Steel Features Designed to Adapt to a Twinwall Flue (5" or 6" Int) Static Anti Downdraught Cowl Sold Fully Assembled and Ready to Fit No Special Tools Required Made from 316 Grade Stainless Steel Complete with Stainless Steel...£176.15 Inc. VAT£146.79 Ex. VAT -
Buff C-Cap 350
C-Caps UK Ltd
£45.62 Inc. VAT£38.02 Ex. VATThe problems…Left uncapped, disused chimneys are exposed to the elements, air-borne debris and nesting birds and can be a major waste of energy via expensive heat loss from the home. The solution…Fitting a C-Cap immediately solves these...£45.62 Inc. VAT£38.02 Ex. VAT -
Dragon Self Rotating Cowl
£255.00 Inc. VAT£212.50 Ex. VATA Dragon Self Rotating Cowl is suitable to be installed within an existing twin or single wall flue system using the specially designed "Push Fit" system. The Dragon Cowl always rotates and places itself in the opposite direction to the...£255.00 Inc. VAT£212.50 Ex. VAT -
Capping Cowl
MAD Cowls
£25.22 Inc. VAT£21.02 Ex. VATThis Capping Cowl is used to cap off unused chimneys whilst also providing good ventilation. By raising the arms upwards or downwards you can adjust the level of ventilation. Powder coated terracotta or Buff for longevity Includes stainless steel hose...£25.22 Inc. VAT£21.02 Ex. VAT -
Hook Bolt Kit
MAD Cowls
£11.69 Inc. VAT£9.74 Ex. VATMAD008H This Hook Bolt Kit is ideal for fixing cowls and birdguards to the internal of the pot, it acts as a perfect alternative to strap fixing. NCC stock a wide range of accessories and tools to help with the installation of our products. If you...£11.69 Inc. VAT£9.74 Ex. VAT -
Square (12" x 12") Capping Cowl
MAD Cowls
£36.50 Inc. VAT£30.42 Ex. VATSuitable for Square Pots upto 300mm (12") Ext Sold Fully Assembled and Ready to Fit 100% Protection from Rain and Nesting Birds Made from 1.6mm Aluminium Supplied Complete with Strap Fixing Kit Designed for Disused Chimney Stacks/Pots Provides Permanent...£36.50 Inc. VAT£30.42 Ex. VAT -
Junior Aluminium Strap Fix
MAD Cowls
MSRP: £57.72£52.80 Inc. VATMSRP: £48.10£44.00 Ex. VATThe very popular junior aluminium strap fix is their least expensive static anti downdraught chimney cowl. Although it is the least expensive in our down draught range, they have not compromised on materials. Made from 1.6mm aluminium with a stainless...MSRP: £57.72£52.80 Inc. VATMSRP: £48.10£44.00 Ex. VAT