Browse Forums Building A New House 1 Jan 25, 2022 11:03 pm Hi all For double brick wall with cavity can you use polyurethane damp proof course or do you have to use aluminium damp proof course? interesting situation what happened after builder issued final invoice? did you list as defect or not does the building surveyor have any responsibility? ie. issuing… 13 39412 Normally you use builders bog. Polyurethane painting is basically the same principle as car panel beating and painting. All the prep work is the same and so is the… 3 2704 id suggest getting an engineer to give you an opinion rather than a builder. 1 11958 |