Discharge water from handholes, cable ducts, and information boxes! Prevents groundwater intrusion.
The "DV-50N/DV-75" is a backflow prevention valve for drainage that is resistant to functional failures and has excellent durability. It has a large drainage capacity, outstanding shut-off performance, and is easy to maintain. It can be adjusted in length and can also be retrofitted. It discharges water from handball courts, utility ducts, and information boxes, preventing groundwater intrusion. 【Features】 ■ Simple structure ■ Resistant to functional failures and has excellent durability ■ Large drainage capacity and outstanding shut-off performance ■ Easy maintenance ■ Length adjustable ■ Can be retrofitted *For more details, please refer to the PDF materials or feel free to contact us.
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basic information
【Material and Performance (Excerpt)】 ＜DV-50N＞ ■Valve housing material: ABS resin ■Valve body material: Silicone rubber ■Valve body dimensions: φ59.5×H60 ＜DV-75＞ ■External dimensions: DV-75 (φ112) length 120mm or more ■Valve ball material: NBR rubber + phenolic foam ■Valve ball dimensions: DV-75 (φ60) *For more details, please refer to the PDF document 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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| Model number | overview | File |
|---|---|---|
| Backflow prevention valve for drainage【DV50N / DV75】 |
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| Backflow prevention valve for drainage【DV50N / DV75】 |
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Company information
Established in 1919, our long-standing manufacturing company, Tōtetsu Plus Co., Ltd., will start on September 1, 2024, following our spin-off. More details can be found in the "News" section of our website. Our equipment for waterway and retaining wall structures, designed to prevent floating destruction, has a history of about 50 years. (Including float valve-type weep holes, side drainers, under drainers, pad filters, TM filters, etc.) We are a comprehensive manufacturer of rainwater storage and utilization systems. We are committed not only to runoff control but also to the full utilization of rainwater. (We propose higher quality rainwater use with initial rainwater cut-off products and handle above-ground tanks and storage basins.) Backflow prevention valves for water drainage in handholes discharge water from handholes, joint utility trenches, and information boxes, preventing groundwater intrusion. The origin of the sandbag station is our company, Tōtetsu Co., Ltd. You can rely on us for all your sandbag station needs. Our sandbag stations are foldable, making them easy to move and transport. We cater to various needs, including different sizes and colors.
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