On-site connection of the guide pipe section and the filter section! A type with a backflow prevention valve is also available.
The "KMVT type" is a weep hole (backflow prevention valve) used in tunnels. On-site, the guide pipe section and filter section are connected by inserting them together. Basically, there is no backflow prevention valve included, but a type with a backflow prevention valve is also available. (Please use the type with a backflow prevention valve when installing below the water surface.) The length of the guide pipe section is manufactured according to the specified length based on the thickness of the lining concrete. The length of the filter section is 478 mm, but custom lengths can also be produced. Please feel free to contact us when placing an order. 【Materials】 ■ Cap: PVC JIS25 ■ Casing: PVC pipe VP25 ■ Screen: Non-woven fabric ■ Socket: JIS25 ■ Guide pipe: PVC pipe VP25 ■ Rubber O-ring: 32×51.4φ * For more details, please refer to the PDF document or feel free to contact us.
Inquire About This Product
basic information
For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
P2
※The delivery date may vary depending on the quantity, so please feel free to contact us.
Applications/Examples of results
【Usage】 ■Tunnel *For more details, please refer to the PDF document or feel free to contact us.
catalog（7）
Download All Catalogs
![[KM Style] Weep Hole Series Catalog](https://image.www.ipros.com/public/catalog/image/01/99e/612696/IPROS94540116589577158073.jpeg?w=120&h=170)
![[KM Type] Weep Hole for Tunnels [KMVT Type]](https://image.www.ipros.com/public/catalog/image/01/a8c/618301/IPROS88941578290603406.jpeg?w=120&h=170)
CAD data（4）
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Company information
Thank you for considering the KM method. We handle KM method weep holes (check valves), KM method filters (anti-suction materials), KM method water intake pipes (water intake valves, distribution valves, and water supply valves), KM method irrigation valves (opening and closing points for pressure pipes), KM method infiltration pipes, KM method drainage outlets, and KM method simple flap gates (check valves).
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