The joint connectors and sealing foam are manufactured from high technology materials that provide strength and weather-resistance and preserve the existing roofing warranty. The top, overlapping sheet is then pushed on to the Stramit FarLap ® units, providing a structural connection. The system is simply installed by clipping onto the ribs of the bottom sheet. The system provides a combination of a strong joint and a weather-resisting seal between lapped sheets. It provides a multiple sheet option for long length concealed fixed roofing projects that eliminates traditional step joints or the need for long on-site rolled sheets, without compromising the integrity of the roofing structure.ĭesigned specifically for Stramit Speed Deck Ultra ® Concealed Fixed Decking, the Stramit FarLap ® roof lap joint system allows the installation of lapped sheets on standard purlin framing, without the need for conventional stepped jointing. The Stramit FarLap ® roof lap joint is a patented revolutionary system that changes the way long run roof decking is designed and installed. Where the Stramit FarLap ® roof lap joint system is to be incorporated add the following to the specification above: All roof lap joints shall be constructed using the Stramit FarLap ® roof lap joint system detailed and fixed strictly in accordance with the manufacturers written installation instructions.Ĭlass 4 fasteners should be used <1km from the coast. All debris (nuts, screws, cuttings, filings etc.) shall be cleaned off daily. Repair minor blemishes with touch-up paint supplied by the roof manufacturer. All sheeting shall be fixed in a workman-like manner, leaving the job clean and weathertight. A minimum of 50mm shall be provided for projection into gutters.įlashings shall be provided in compatible materials as specified minimum cover of flashing shall be 150mm. Sheets shall be laid in such a manner that the approved side lap faces away from the prevailing weather. Clips shall be fastened to purlins/girts with screws supplied in accordance with Australian Standard AS3566, Class 3, and attached at every rib. The sheeting shall be fixed to the purlins/girts in accordance with the manufacturer’s recommendations using patented full length fixing clips supplied. Sheeting material shall be protected steel sheet to Australian Standard AS1397, with a minimum yield stress of 550MPa (Grade G550) and an AM100/AZ150 coating with an oven-baked paint film of selected colour, or a plain AM125/AZ150 coating. The roofing/walling shall be 0.42 (or 0.48) mm BMT Stramit Speed Deck Ultra ® Concealed Fixed Decking in continuous lengths with trapezoidal ribs 43mm high, spaced at 233mm centres.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |