non-return valve Product List and Ranking from 5 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

non-return valve Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. 中部美化企業 Aichi//Building materials, supplies and fixtures manufacturers
  2. 東光器材 Saitama//Building materials, supplies and fixtures manufacturers
  3. イシグロ 本社：東京　営業拠点：全国各地 Tokyo//Trading company/Wholesale
  4. 4 ヤマト産業 Osaka//Building materials, supplies and fixtures manufacturers
  5. 5 金山精機製作所 Kyoto//others
Go to Company Ranking

non-return valve Product ranking

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. Insert-type backflow prevention valve (for discharge side) "FU type" 中部美化企業
  2. Stainless steel threaded partition valve, ball valve, check valve イシグロ 本社：東京　営業拠点：全国各地
  3. Check Valve "Air Cut Valve All Clear" 東光器材
  4. 4 Check valve "Tow Air Cut Valve" 東光器材
  5. 5 Check valve "HCV Series" ヤマト産業

non-return valve Product List

1～7 item / All 7 items

Displayed results
Stainless steel threaded partition valve, ball valve, check valve

Stainless steel threaded partition valve, ball valve, check valve

Introducing the brand "I Value," which excels in quality and service! Presenting products that meet RoHS directive standards.

We would like to introduce our "stainless steel threaded shut-off valves, ball valves, and check valves." The main body material is SCS13A, with a nominal pressure of JIS10K. The face-to-face dimension is according to the Ishiguro standard, and the maximum operating temperature is 180°C. Please feel free to contact us when you need assistance. 【Specifications (excerpt)】 <Valve type: Gate valve> ■Model: IVL-ISGAT ■Diameter: 15A to 50A ■Connection thread standard: JIS B 0203 ■Maximum operating pressure: 1.35Mpa *For more details, please refer to the PDF document or feel free to contact us.

  • image_10.png
  • image_11.png
  • image_12.png
  • Parts and Materials

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Insert-type backflow prevention valve (for discharge side) "FU type"

Insert-type backflow prevention valve (for discharge side) "FU type"

Prevents backflow of external water during floods and high water levels! Also effective as a backflow prevention valve.

The "FU type" insert backflow prevention valve (for discharge side) is an insert-type check valve that can be retrofitted to existing pipes. There have been many instances of backflow damage in sewer and rainwater pipes, and this product is proposed as a countermeasure. It is also effective as an odor prevention valve. It features a lightweight, corrosion-resistant, and watertight structure. 【Features】 ○ Can be installed on existing PVC pipes ○ Lightweight and highly corrosion-resistant ○ Addresses odors as well For more details, please contact us or download the catalog.

  • Sanitary fixtures

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Check valve (for high pressure) <MS-PF5 type>

Check valve (for high pressure) <MS-PF5 type>

Can withstand a pressure of 58.8 MPa! Prevents back pressure to the oil injector and prevents damage to the oil injector.

We would like to introduce the "Check Valve (for High Pressure)" <MS-PF5 type> that we handle. It is installed in the piping between the oil feeder and the oil injection port to prevent back pressure to the oil feeder and to prevent damage to the oil feeder. Please feel free to consult us when you need assistance. 【Features】 ■ Can withstand pressure up to 58.8 MPa *For more details, please refer to the related links or feel free to contact us.

  • Piping and insulation

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Check Valve "Air Cut Valve All Clear"

Check Valve "Air Cut Valve All Clear"

Can be installed both vertically and horizontally! Check valve suitable for hot water heaters, commercial air conditioners, and other small-sized drain pipes.

The "Air Cut Valve All Clear" is a dry trap (check valve) that can block the pipeline through the opening and closing of a valve with a special structure. It maintains high airtightness, preventing the intrusion of small animals and insects, such as "mice" and "cockroaches," which can carry odors and pathogenic microorganisms, thereby protecting a hygienic environment. Additionally, it uses PET-based resin as the main material. Its transparent structure allows for easy visual inspection. 【Features】 ■ Structure that prevents dirt accumulation ■ Made of resin with a clear body for easy inspection ■ Direct replacement of the valve component is possible by removing the cover ■ Special structure V-type valve blocks bad odors and insect intrusion ■ Suitable for outdoor installation, etc. *For more details, please download the PDF or feel free to contact us.

  • Drainage and ventilation equipment

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Check valve "HCV Series"

Check valve "HCV Series"

The design temperature is -10 to 75°C! A compact high-pressure check valve suitable for small spaces is also available in the lineup.

The "HCV Series" is used to prevent gas backflow. The maximum operating pressures available are 20MPa, 25MPa, and 30MPa. The design temperature is -10 to 75℃. Additionally, we also offer a compact-sized, small high-pressure check valve "CVR-15A・CVW-22P," which is suitable for limited spaces. 【Specifications】 ■ Maximum operating pressure: 20MPa, 25MPa, 30MPa ■ Design pressure: 21.6MPa, 25MPa, 32.4MPa ■ Pressure test pressure: 27MPa, 31.3MPa, 40.5MPa ■ Air-tightness test pressure: 23.8MPa, 27.5MPa, 35.7MPa ■ Design temperature: -10 to 75℃ *For more details, please refer to the PDF document or feel free to contact us.

  • Piping materials (copper pipes, cast iron pipes)

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Check valve (for low pressure) <W-P type/W-J type>

Check valve (for low pressure) <W-P type/W-J type>

We offer options that can be directly screwed into the main unit and those that can be installed in the middle of the piping!

We would like to introduce the "Check Valve (for Low Pressure)" <W-P type/W-J type> that we handle. It is installed in the piping between the oil feeder and the oil inlet to prevent back pressure to the oil feeder and to prevent damage to the oil feeder. There are two types: one that screws directly into the main unit (W-P type) and one that is installed in the middle of the piping (W-J type). 【Features】 ■ Can withstand pressure up to 7.84 MPa *For more details, please refer to the related links or feel free to contact us.

  • Piping and insulation

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Check valve "Tow Air Cut Valve"

Check valve "Tow Air Cut Valve"

Excellent energy-saving effect! It protects the indoor air environment and maintains a hygienic environment.

The "Tou Air Cut Valve" is a dry trap (check valve) that performs pipeline blocking through the opening and closing of a valve (gate) with a special structure, unlike a water-sealed trap. Installation is easy as it simply requires insertion into the piping and securing with the included tightening band. It can be used in various locations, including commercial air conditioners, refrigerated warehouses, frozen display cases, small drain pipes, overflow pipes for water tanks, and there is also a weather-resistant type for outdoor use. 【Features】 - Blocks the intrusion of outside air into refrigerators and freezers - Cuts off unpleasant odors from drainage pipes - Simply insert into the drainage pipe - ACV is available in both general types for indoor installation and weather-resistant types for outdoor installation - Available in a series from small diameter 25A to large diameter 125A, etc. *For more details, please download the PDF or feel free to contact us.

  • Drainage and ventilation equipment

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
COPYRIGHT © 2001-2025 IPROS CORPORATION ALL RIGHTS RESERVED.