The maximum purlin spacing for the corrugated profile is 800mm centres on the first and last purlins and 1 meter centres for the intermediate purlins . For the Greca profile 900mm first and last and 1200mm for the intermediates.
For curved structures, the maximum purlin spacing should be 750mm and a minimum radius of 6000mm for Corrugate profile. For walls, nogging spacings should be ... |
18 июл. 2016 г. · This means for every metre the sheet runs horizontally it should drop about 88 mm. Spans – Where you will need your purlins. |
Minimum recommended nominal size for purlins is 2” x 2” (two-by-two dimensional lumber). Always install purlins and space them according to local building ... |
This depends on your purlin spacings and wind conditions. In high wind areas fix the sheet on every second corrugation on each purlin/batten. It is suggested. |
21 апр. 2015 г. · Purlin Spacing for Corrugated sheets is 800mm for end spans and midspans are 1000. Greca sheets require 900mm for end spans and 1200mm for ... |
15 февр. 2024 г. · Screw Glazing Bars: Attach the bottom half of the glazing bar to every purlin. Ensure spacing is not greater than 1,500mm. Seal screws with ... |
PVC/Polycarbonate Installation Guide - Westman Steel westmansteel.com › suppport › pvc-polycarbon...
Maximum purlin spacing is 24'' for 6mm / 36'' for 16mm. Do not walk on sheets at any time. THIS SIDE UP: The UV-protected side of the sheet is covered with ... |
Maximum purlin spacing for an end-span is 900mm Maximum purlin spacing for a mid-span is 1200mm For high wind areas please contact our local office for further ... |
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