The Rotorvent Ultralite 2 is a highly competitive, top quality revolving anti downdraught cowl and ventilator for use on flues and chimneysTested and certified under new regulation BSEN 16475-7:2016 and...

An optional oversize chimney cowl adaptor for use with large chimney pots for use with Colt Top or Rotorvent ranges.Fits chimney pots with an outside diameter of 390mmCan be used in conjunction with Colt...

This great new product from Colt Cowls revolutionises the method of installing a cowl or birdguard onto a flexible flue negating the removal of the chimney pot when installing.Popular High Top modelManufactured...

The most popular chimney birdguard on the market is now available in durable stainless steel. The High Top Stainless steel from Colt Cowls is a high quality durable chimney birdguard for use in harsh environments...

The Rotorvent Turbolite is the best quality, most effective revolving anti down draught cowl available on the market today. It will eliminate down draught issues as well as helping to increase draw up...

An optional opening kit which fits underneath the Rotorvent base and allows the product to be opened whilst still fixed to the chimney.Integral pressure die cast hinge opens to 90 degreesPressure die cast...

The Mini Rotorvent is a revolving anti downdraught chimney cowl designed to fit smaller flues and is also suitable for use on landfill sites and methane vent pipesFits flues 80–180mm flue sizesStainless...

The Colt Cowl is the very first ever commercially successful mass market anti downdraught chimney cowl. First produced by Colt in 1931, over 3 million Colt Cowls have successfully been sold and installed...

Known informally as a 'Pot hanger cowl' or chimney liner cowl, this great new product from Colt Cowls revolutionises the method of installing a cowl or birdguard onto a flexible flue negating the removal...

This High Top birdguard cowl is available for gas application. It protects against bird and rain entry into the chimneyFits all flue sizes 125-250mmFor use on gas fires (BS5871)Strap fixingCorrosion resistant...

Colt Top Gas is a gas specific version of the most popular selling anti downdraught cowl in the UK. Suitable for use with gas appliances, it prevents downdraught and keeps rain and birds out of your chimney.Suitable...

Colt Top is the most popular selling anti downdraught cowl in the UK. Suitable for use on all flues it prevents downdraught as well as keeping rain and birds out of your chimney.Suitable for all fuels...

The Colt Top Trade is a low cost version of the Colt Top All Purpose chimney cowl which is suitable for all solid fuels. This product comes with just the hook bolts and without a gas birdguard mesh, making...

Colt Top is the most popular selling anti downdraught cowl in the UK. This version comes in buff colour and is suitable for use on all fuels, it prevents downdraught as well as keeping rain and birds out...

An optional oversize adaptor for large chimney pots. Suitable for use with the High Top, Colt Top 2, and Top Lid rangesCan fit chimney pots with an outside diameter of 390mmStainless steel strap fixing...