80 series insulation aluminum broken bridge 1.4 thick, one square kilogram, how many kilograms aluminum material?
Each brand of profiles, aluminum weight is not the same, but within the unit area is about 8 kilograms, little difference
Each brand of profiles, aluminum weight is not the same, but within the unit area is about 8 kilograms, little difference
Each brand of profiles, aluminum weight is not the same, but within the unit area is about 8 kilograms, little difference
