Non-bouncing, non-detaching, powerful and compact! Easy to attach and detach anti-bounce fastener.
The "SP" is a device designed to prevent grating from bouncing up, compatible with fine and standard grating types. Made entirely of stainless steel, including the anchor plug, it boasts exceptional durability. It is suitable for preventing the lifting of fine and standard grating due to bouncing or heavy rainfall. In addition to new grating installations for road ditches and street drainage pits, it can also be retrofitted to existing grating. By utilizing the existing grating as is, it helps reduce costs and minimizes waste. 【Features】 - Integrated with the main body and reverse U-shaped hook to prevent bouncing and lifting. - Effective in suppressing and preventing rattling noise from grating and theft prevention measures. - Internal springs and sliding hooks absorb shocks. - Prevents loosening, reduces metal fatigue of the fittings, and minimizes damage to components such as ditches and pits. *For more details, please refer to the PDF document or feel free to contact us.
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【Other Features】 ■ Can be installed in concrete inner walls of gutters and manholes on both sidewalks and roadways, as long as there is space for installation (minimum groove width of 300mm or more) ■ Strength and durability of the fittings have been verified through 1 million impact resistance tests ■ Confirmed to meet specified strength through tensile strength tests conducted by public institutions *For more details, please refer to the PDF document or feel free to contact us.
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【Usage】 ■ Prevents grating from bouncing or floating up ■ Noise prevention measures *For more details, please refer to the PDF document or feel free to contact us.
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Maruun Construction Co., Ltd. responds to diverse needs with reliable technical skills and development capabilities, contributing to the creation of urban spaces that are familiar to everyone and harmonize with beautiful nature. As a member of the Niigata Transport Group, we will harness the full strength of the group to enable a variety of projects.