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Check valve Product List and Ranking from 5 Manufacturers, Suppliers and Companies | IPROS GMS

Last Updated： Aggregation Period:Apr 08, 2026～May 05, 2026
This ranking is based on the number of page views on our site.

Check valve Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Apr 08, 2026～May 05, 2026
This ranking is based on the number of page views on our site.

  1. トーテツプラス Tokyo//Other manufacturing
  2. 興國機工株 Tokyo//Industrial Machinery
  3. リガルジョイント Kanagawa//Industrial Electrical Equipment
  4. 4 関西化工 Osaka//Machine elements and parts
  5. 4 KONDO FRP CO.,LTD Osaka//others
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Check valve Product ranking

Last Updated： Aggregation Period:Apr 08, 2026～May 05, 2026
This ranking is based on the number of page views on our site.

  1. Drainage Backflow Prevention Valve 'DV-50N/DV-75' トーテツプラス
  2. Kōkoku Machinery Reverse Flow Prevention Valve 興國機工株
  3. Check valve リガルジョイント
  4. Disaster Prevention Products Catalog 関西化工
  5. 4 [Guerrilla Rainstorm Countermeasures] Backflow Prevention Valve Flange Type 関西化工

Check valve Product List

1～7 item / All 7 items

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Check valve

Check valve

Springless × Low Resistance × Chemical Resistance

【Features】 ・Springless design using the weight of a fluoropolymer (PTFE) ball for sealing 　→ Ensures reliable operation even at low pressure and prevents backflow ・Low-resistance structure enables high flow capacity ・Stainless steel body with fluoropolymer sealing components 　→ Excellent chemical resistance for a wide range of fluids << For more details, please download the catalog. >> Contact form: https://rgl.co.jp/contact/

  • Piping Materials
  • Check valve

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Drainage Backflow Prevention Valve 'DV-50N/DV-75'

Drainage Backflow Prevention Valve 'DV-50N/DV-75'

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.

  • others
  • Check valve

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Kōkoku Machinery Reverse Flow Prevention Valve

Kōkoku Machinery Reverse Flow Prevention Valve

It is designed to prevent gas backflow.

This valve is a pressure-regulating check valve device that is connected in the piping, such as hydrocarbon (vapor) recovery hoses and pipes, designed to prevent gas backflow during the completion of loading onto tank trucks and the retraction of the arm when recovery occurs.

  • valve
  • Check valve

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[Guerrilla Rainstorm Countermeasures] Backflow Prevention Valve Flange Type

[Guerrilla Rainstorm Countermeasures] Backflow Prevention Valve Flange Type

Just install it for peace of mind! Are you prepared for rising water levels due to typhoons or sudden heavy rain?

This product is a removable backflow prevention valve with a flange type. Developed by leveraging our achievements in plastic processing. Simply bond a JIS5K flange to the existing piping and secure this product with bolts to complete the installation. Made of PVC, it does not corrode and prevents backflow. Please use it as a measure against sudden heavy rain. 【Features】 ■ Easy setup ■ Made in Japan ■ Prevents backflow ■ Removable due to the flange type ■ Corrosion-resistant because it is made of PVC *For more details, please refer to the PDF document or feel free to contact us.

  • Water treatment equipment
  • Piping Materials
  • Check valve

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【New Arrival 200A!】Guerrilla Rainstorm Countermeasure 'Backflow Prevention Valve'

【New Arrival 200A!】Guerrilla Rainstorm Countermeasure 'Backflow Prevention Valve'

Are you prepared for rising water levels due to typhoons and sudden heavy rain? Prevent rainwater and drainage backflow! Easy guerrilla rainstorm measures with just installation!

Kansai Chemical's "Backflow Prevention Valve" is a retrofitted installation that simply plugs into the discharge section of a water tank, preventing backflow of rainwater and drainage during sudden heavy rain. It can be used in septic tanks, drainage pits, etc. 【Features】 ◆ Can be installed retroactively ◆ Made of corrosion-resistant resin for long-lasting use ◆ Compatible with VP and VU pipes ◆ Insertion direction can be selected from forward or reverse ◆ As a molded product, it can be offered at a low cost ◆ Reduces backflow of water and sediment into the septic tank during heavy rain ◆ Mitigates odor backflow into toilets and sinks during sudden heavy rain Standard sizes are available from 100A to 200A. Custom sizes can also be accommodated, so please consult with us. *For more details, please download the PDF or feel free to contact us.

  • Water treatment equipment
  • Wastewater/wastewater treatment equipment
  • Other water treatment equipment
  • Check valve

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Disaster Prevention Products Catalog

Disaster Prevention Products Catalog

Introducing products that are useful for disaster prevention measures such as guerrilla heavy rain!

This catalog summarizes disaster prevention-related products handled by Kansai Chemical, which manufactures and sells water treatment-related products and organic matter treatment systems. It includes items such as the "Backflow Prevention Valve" to prevent backflow into septic tanks, "Hygienic Water," which has disinfecting and deodorizing effects in spaces using weakly acidic hypochlorous acid water, and the "Green Shutter," a planter that can be used as a sandbag. [Contents (excerpt)] ■ Backflow Prevention Valve ■ Hygienic Water ■ Green Shutter ■ Disaster Cardboard Bed ■ Emergency Water Purification Unit (EWS-3000), etc. *For more details, please refer to the PDF document or feel free to contact us.

  • Plastic utensils and containers
  • Other safety and hygiene products
  • Check valve

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Float Ball Drain Traps Series for Air Conditioning Units - Backflow Preveation

Float Ball Drain Traps Series for Air Conditioning Units - Backflow Preveation

Excellent air backflow prevention performance, compliant with regulations under the Building Sanitation Law (Building Management Law).

"Float Ball Type Drain Trap Series" is a designed with a rational float ball mechanism that provides excellent air backflow prevention. The product offers ease installation as well as simple inspection and cleaning. We offer two types: the "A Trap" for medium to large air conditioning units and the "C Trap" for small air conditioning units. 【Features】 ■ Excellent air backflow prevention performance ■ Easy installation ■ Easy inspection and cleaning *For more details, please download the PDF or feel free to contact us.

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  • Check valve

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