Wall sleeve for double chimneys with an inner diameter of 150 mm and an outer diameter of 200 mm
Used when the deformed cheese tube penetrates the outer wall.
It is a cylinder with a diameter of 250 mm.
Wall sleeve for double chimneys with an inner diameter of 150 mm and an outer diameter of 200 mm
Used when the deformed cheese tube penetrates the outer wall.
It is a cylinder with a diameter of 250 mm.