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 water 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 rainwater intrusion. By wrapping butyl tape around the screw, it provides a double waterproofing effect. Furthermore, as a secondary benefit, it can significantly improve workability. If you have any concerns, please feel free to contact us. 【Features】 ■ Prevents water leaks ■ Improves workability *For more details, please refer to the PDF materials 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 seating 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 angle sharp (10 degrees), it allows for tightening 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 involved 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 even for a single small box. Please feel free to contact us if you have any requests.