age airflow aquarium arch area asbestos plumbing attach bathroom bathroom renovations bricks brick wall buffalo builder cabinet ceiling ceiling plaster cement chimney cistern cladding clay dig colorbond community concrete cupboard cutek cyprus deck decking demolition diy door double hung window drainage excavation extension feature flaking paint floor flooring framing help) icf insulation kitchen laundry mirror oil paint paint painting paving pergola perth pool posts premade problems pvc radiata renovation retain roof slidng door spinach splashback wall waterproof waterproofing windows wood