For installing solar panels on residential roofs! It prevents leaks and also improves workability.
The "Yachiban Screw" is a screw that can prevent 100% of rain leaks. When installing solar panels on residential roofs, screws are used, but there is a concern that rainwater may enter through the gaps in the screws, leading to leaks. This product incorporates a waterproof packing to prevent the intrusion of rainwater. By wrapping butyl tape around the screw, it provides a double waterproofing effect. Furthermore, as an additional benefit, it can significantly improve workability. If you have any concerns, please feel free to contact us. 【Features】 ■ Rain leak prevention ■ Improved workability *For more details, please refer to the PDF document or feel free to contact us.
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【Other Features】 ■Head Shape - By using a hexagonal head with a cross hole, it is possible to tighten with a hex wrench if the cross is damaged during tightening. - The design with a seat shape allows for stable holding of the counterpart. ■Screw Section - By having two leading threads, it is possible to suppress initial driving force and fasten without damaging the counterpart. - By making the thread crest sharp (10 degrees), tightening can be done with low torque (tapping screws are 60 degrees). *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Wangetsu Spiral Co., Ltd. is engaged in manufacturing through plastic processing technology of titanium and stainless steel. We have a lineup of various sizes in stock, primarily focusing on screws for construction, and we can ship quickly from just one small box. Please feel free to contact us if you have any requests.