The nuisance caused by birds, small animals and leaves entering the chimney can be resolved by fitting a birdguard. The Junior Birdguard with multifuel mesh allowed this cowl to be used for gas and oil as well as solid fuel. The Junior Birdguard is made of aluminium, but unlike most birdguards, it is assembled using 15 stainless steel rivets giving it a longer life. It fits chimneys up to 260mm diameter. It complies with BS5871:2005 and has test certificate BSEN 1856-1:2009. Also It is painted in a highly durable terracotta powder coat finish and supplied fully assembled including a stainless steel hose clip.