Do you know the purpose of foil backed (duplex) plasterboards?Do you need to use foil backed plasterboard on external walls and ceilings?
Do you know the purpose of foil backed (duplex) plasterboards?
I’m guessing he’s in a long line of silly bastards who think duplex are insulating boardsvapour control
Where's my meat feast pizza mate ?I’m guessing he’s in a long line of silly bastards who think duplex are insulating boards