The maintenance of retaining walls and drainage channels depends on the quality of the rear drainage.
- Increase the drainage effect from the drainage hole - Prevent the outflow of backfill soil and reduce the likelihood of clogging - Prevent damage from rising water channels and frozen ground - Easy to install
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basic information
Please refer to our website or catalog for construction methods and other details.
Price range
P1
Delivery Time
P2
Applications/Examples of results
Back surface of the retaining wall and the side wall of the water channel.
Detailed information
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Not only for use with weep holes, but also suitable for installation on the rear side of ordinary drainage pipes.
catalog（2）
Download All Catalogs
CAD data（3）
| Model number | overview | File |
|---|---|---|
| PF-S/M_dwg |
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| PF-S/M_dxf |
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| PF-S/M_pdf |
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Company information
Tōtetsu Co., Ltd., a long-established manufacturing company since the 8th year of the Taisho era 【Partial incorporation on September 1, 2024】➡ Tōtetsu Plus has started Tōtetsu Plus handles the following products: 1) Equipment for waterways and retaining walls that prevents floating destruction of waterway structures has a history of about 50 years. (Float valve type weep holes, side drainers, under drainers, pad filters, TM filters, etc.) 2) Comprehensive manufacturer of rainwater storage and utilization Aiming for the full-scale utilization of rainwater (Proposing higher quality rainwater utilization with initial rainwater cut-off products. Handling above-ground tanks and storage tanks.) 3) Backflow prevention valves for drainage Discharges water from hand holes, joint utility trenches, and information boxes, preventing groundwater intrusion. 4) The original sandbag station Leave it to us for sandbag stations. Our sandbag station is foldable, making it easy to move and transport. We meet various needs with different sizes and colors. 5) Basket mats / futon baskets New futon baskets as exterior items <Gabion Exterior Retona>
