Wind driven revolving anti-downdraught cowl range. Stainless steel rotor and die cast aluminium base. Supplied with hookbolts and strap fixings.
Fuel Type - coal, wood, gas, oil, smokeless fuels Suitable for landfill sites and methane vent pipes.
Tested and certified under BS EN 16475-7:2016 and BS EN 1856-1.
NOTE: The burning of wet or unseasoned wood must be avoided when using revolving cowls.

External diameter at the base is 210 mm.