Roof Purlins Nz

Valley boards and boards supporting flashings for box gutters roof penetrations and upstands to roof decks.

Roof purlins nz.

Purlins typically 75 x 50 mm and fixed across the rafters were spaced at 760 900 mm centres depending on the roof cladding. Copyright 2020 steel tube holdings ltd. End purlins and periphery of roof to be fixed every 2nd crest. Note compliance with e2 as1 is dependent on purlin spacing and gauge of roofing.

Steel purlins girts tophats. Mc purlins and girts are available in a variety of sizes and gauges cut to length and prepunched to suit a variety of applications. Terms of trade website terms terms of trade website terms. Purlins girts design guide.

C3 fix side laps and miss 2 hit 1 miss 3 hit 1 miss 2 etc with approved fasteners alone. All roof trusses including gable end trusses roof framing ceiling and eaves framing purlins and battens. It should be noted that timber purlins for metal roof cladding are minimum 70mm x 45mm h1 2 18 moisture content and that battens used previously for tiles must not be used. Tophat purlins are a versatile lightweight economical and an easy to use product for roof purlins wall girts floor joists and many of other applications such as carports fencing racking and many more.

Purlin span mm max. Fastbrace is a lock in bracing system which runs in continuous lines between all purlins girts and uses cleats with specially shaped lock in tabs attached to each end of 89mm x 1 15mm 89 12 brace channel suitable for use with dhs purlins from dhs 150 12 up to dhs 300 18. Radiata pine douglas fir. Radiata pine douglas fir.

Ideally for spans from 3m to 7m tophat purlins will provide an economical alternative to standard timber beams or steel c purlins. End purlins and periphery of roof to be fixed every 2nd crest. With approved fasteners alone. Ms tophats are cut to length and available in a range of sizes and gauges to suit a variety of applications.

Mm wind zone l m h vh eh heavy roof tile battens 900 370 a a a a a light roof tile battens 900 370 a a b c c 1200 370 a b c c c light roof purlins 900 900 c c c c d 1200 900 c c c d d 1200 1200 c c d e e wind zone. Metalcraft roofing s structural division manufactures ms tophats for the new zealand construction market in particular the pre engineered sheds and garage market segment. As per nzs 3604 2011 l low wind m medium wind h high wind vh very high. Mss purlin and girt mss.

Roof bracing hipped roof construction does not require additional bracing but gabled roofs require both roof plane and roof space bracing.