Accommodates various heights and road gradients! Lightweight and easy to assemble, it simplifies construction and enables quick recovery at the site while reducing labor.
The "HI-PLA Adjustment Ring" is developed based on consultations and guidance from those working on-site and designers, utilizing a new type of plastic material. By inserting it between the sloped wall and the manhole frame, it accurately accommodates the height and slope of the pavement surface. With options such as the "Flat Type" for upper adjustments and the "Grip Type" for lower adjustments, precise height adjustments can be made according to the tilt. 【Features】 ■ No freezing damage in cold regions ■ Completion to the manhole frame in about 20 minutes without requiring expertise ■ No special tools needed ■ Easy installation even for first-timers ■ Corrosion-resistant, highly durable, with no cracks or damage *For more details, please refer to the PDF document or feel free to contact us.
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【Other Features】 ■ The manhole elevation can be adjusted in 10mm increments (using HIPLA combinations) to accommodate various heights and road gradients. ■ Since all components are lightweight and assembled using a straightforward process, there are no waiting times or difficulties during assembly. ■ There is no rattling of the manhole cover. ■ Construction time is reduced. ■ Future maintenance can be easily managed. *For more details, please refer to the PDF materials 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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We are engaged in the comprehensive manufacturing and sales of water supply and drainage materials under the catchphrase 'I want to return clean water to the earth.'