Problems with roof trusses, sagging and dislodged gang-nails (securings to joints). The most economical way to rectify the problems with this roof structure would be to fit more securings to the joints and replace the roof tiles with metal roof sheeting, this would remove a huge amount of weight from the roof structure and remove […]
Inadequate width roof flashing’s. Building inspectors not willing to gain access to the roof exterior would not be able to identify this problem and cost their client a lot of money in having it rectified. This cannot be determined from interior of the roof. Don’t be conned by people that state otherwise, demand roof exterior […]
Rusted roof that could not be identified from ground level or from the roof interior (no access hole do the low pitch skillion roof). Photos tell the story!
Combination of zincalume and galvanised roof sheeting will cause corrosion between the two items. Roof sheeting and flashings must be fitted in one or the other unless […]
Lack of tray fitted within the brick chimney (during construction). Flashing must also extend up and behind a tray. Bricks are porous and will allow seepage over extended periods of rain to the building interior and possibly cause rotting of timber also ceiling linings.
Down-pipe spreaders, due to concentration of water.
Valleys often leak in a heavy […]
Under size box gutter with insufficient width and depth, lack of relief holes also securing through lower section of the gutter. The roof sheeting is also too short, must have appropriate extension into the gutter. Sealant to the sheeting and flashing’s also rotting of the ceiling linings below indicate the gutter has leaked or overflowed […]
Corrosion has occurred between the galvanized & zinc roof sheeting and flashing’s of this central suburb house, roof.
When replacing metal roof sheeting or flashing’s, always replace them with the same product to avoid corrosion between them, never a mixture, unless there is a gap between them.