J
jock04
Guest
Hi
Just saw a product in a magazine, which basically filters some of the heat going up the chimney into an upstairs room.
Just started a self-build, so thought it might be an idea.
Does anyone have experience of these products & how efficient they are?
Just saw a product in a magazine, which basically filters some of the heat going up the chimney into an upstairs room.
Just started a self-build, so thought it might be an idea.
Does anyone have experience of these products & how efficient they are?