A lightweight and easy-to-install permeable manhole due to its integrated design!
The "New Pola Hall" is a monolithic assembly-type manhole manufactured by Kokka Corporation, a comprehensive manufacturer of secondary products made from permeable concrete. Since it is made of permeable concrete, it disperses the water pressure from liquefaction and allows pressure to permeate. Additionally, we offer a wide range of sizes from Φ900 to Φ1200, so please feel free to contact us if you have any requests. 【Features】 ■ Monolithic manhole for lightweight and easy installation ■ In-row type for slip prevention ■ Maintenance-friendly with safety steps for management ■ Aesthetically pleasing design ■ Reduced weight leads to lower construction costs *For more details, please download the PDF or contact us.
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【Lineup (Main Unit)】 ■NP-900 ■NP-1200 ■NP-1500 ■NP-1800 *For more details, please download the PDF or contact us.
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Kokuka Corporation is a comprehensive manufacturer of secondary products made from permeable concrete, consistently engaged in research and development, manufacturing, and sales of various rainwater infiltration products. We are a professional group specializing in permeable concrete. We handle products such as permeable gutters KSU, KU, NFU, permeable boxes, permeable trench KT-1, and sports U-shaped gutters. Please feel free to contact us if you have any inquiries.