Corrosion protection for steel fixings on coastal sites: choosing the coating
Fixings and connectors are the first parts of a coastal build to rust and the easiest to get wrong. This is how to match the coating to the exposure before the order is placed.
11 min read
Topic
Fixings
Articles and news about Fixings for Australian builders.
Corrosion protection for steel fixings on coastal sites: choosing the coating
Fixings and connectors are the first parts of a coastal build to rust and the easiest to get wrong. This is how to match the coating to the exposure before the order is placed.
11 min read
Polycarbonate roof sheeting: expansion and fixing
Polycarbonate moves far more than the steel frame beneath it. The fixings have to allow that movement, or the sheet cracks in the first hot season.
12 min read
Roof sheeting fixings: choosing screws that last
A roof sheet is only as good as the screw holding it, and the screw fails quietly from corrosion, a loose washer or a head driven too far long before anyone looks at the roof again.
11 min read
Structural anchor selection: verifying the substrate before you drill
Most structural fixing failures are not anchor failures. They are wrong-substrate failures — the anchor was rated for a material the base was never made of, or the material behind the face was not what the drawings assumed.
10 min read
Wall cladding fixings, clearances and ground levels
Cladding rarely fails because the sheet was the wrong product. It fails because the fixing, the clearance or the ground level under it was set by habit rather than by the manufacturer’s instructions and the NCC.
12 min read
Roof truss bracing and tie-down checks before sheeting
Bracing and tie-down are routinely signed off without being checked, because the work is done by someone else and the paperwork arrives before the roof does. Here is how to inspect it before sheeting closes the frame in.
11 min read
Steel framing fixing details: how cold-formed frames are actually fastened
Cold-formed steel frames fail at the connections, not the members. This covers screw and fixing selection, how load reaches the fixing, galvanic risk between dissimilar metals, and what to inspect before the frame is closed up.
12 min read
Nail plates, cyclone washers and fixing schedules for timber frames
The fixing schedule tells you what holds the frame together. If you only read it after the plasterboard goes on, you are relying on someone else’s work with no way to check it.
15 min read