It does this by directing wind across the chimney pot as opposed to down and into the flue. Whilst enabling the harmful emissions to escape freely out of the top.
Anti Wind Rain Cap Terracotta Anti-Down Draught Chimney Pot Bonnet Bird Guard
Mini Eurocowl Twinwall
CHIMNEY POT ANTI DOWN DRAUGHT RAIN COWL 180-300mm pots CAP TERRACOTTA BIRD GUARD
Stainless Steel Chimney Cowl Anti Down Draught Flue Cap 80-200mm Bird Rain Guard
Flue Liner Kit Installation With Anti Down Draft Cowl Chimney Stove 316 grade
Flexible Flue Liner Cowl Terracotta Anti-Down Draught Hanging Cowl Multifuel
