List of 管 products

991~1035 item / All 6627 items

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Design support that covers a wide range from overview diagrams to hydraulic calculation reports. Performance materials are currently available.

  • Water effects and aquariums
  • Garden stones, sculptures, fountains, ponds

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Adopting weather-resistant resin, this piping fixture is ideal for outdoor installation as it is resistant to deterioration in rain, wind, and sunlight.

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  • Piping Equipment
  • Parts and Materials

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Install compressible polyester non-woven fabric as a backing material, and rehabilitate by pushing a rigid polyvinyl chloride pipe with a self-supporting screw joint into place using a hydraulic jack.

  • Sewerage facilities

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Compact and easy to carry! Ideal for cleaning narrow drainage pipes such as kitchen sinks and washbasins!

  • Sanitary fixtures

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[Demo unit available] Capable of water supply expansion in factories with high ceilings with a maximum vertical lift of 10m, also suitable for installation in high-drainage station shops!

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  • pump

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Easily stop water by inserting the hose and using the ring! Applicable sizes are tube folded diameters of 45–58mm or 50–58mm.

  • Work tools

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No concerns about material degradation during use or variations in strength during processing, and complete airtightness means no maintenance inspections are required!

  • Fittings

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Leave special specification pipe fittings to Benkan Kiko.

  • Railway Construction
  • Special Construction Method
  • Pool equipment related

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Ultimate TAKATSUKI quality that is meticulously crafted down to the finest details! High quality made possible by complete in-house production.

  • Garden lighting/lights (LED/solar)

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Speedy & Timely! A cost management system that provides flexibility and peace of mind for your business.

  • Cost management and cost estimation software
  • Other Software

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It is a cutting technology for installing seismic-resistant joints.

  • Earthquake-resistant construction method

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A natural deodorizer that neutralizes odors instead of masking them. For counteracting styrene gas generated during pipe rehabilitation and pipeline rehabilitation work.

  • Water and sewerage pipe fittings

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A very simple structure without an arch structure! It has high compressive strength and cross-sectional area retention capability.

  • others

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Proposing optimal fluid transfer for various types and characteristics of fluids! Introduction of a variety of Teflon products.

  • Expansion joint hardware
  • Water and sewerage pipe fittings

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The usable temperature range is -30℃ to +60℃! As corrosion-resistant piping material, we meet various needs.

  • Piping materials (plastic pipes)
  • Piping and insulation

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Using rigid PVC! High-voltage cable conduits that combine high strength and flexibility.

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  • Piping and electrical wiring materials

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Reduces running costs with high energy efficiency, high performance, and high reliability. Improves workability with natural light source color.

  • Garden lighting/lights (LED/solar)

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It is an earth-friendly geothermal renewable energy-based cooling system.

  • Cooling system

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A hose that allows for space-saving piping design and is ideal for mechanical operation piping.

  • Sanitary fixtures

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Re-driving of piles is possible! It can be easily accommodated even in cases with time constraints such as close proximity construction or night work.

  • Civil Engineering Method

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We can perform special coating on pipe fittings according to customer requests.

  • Special Construction Method
  • Prefab
  • others

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Wide angle 330 degrees luminous 110lm/W

  • Fluorescent Light Type

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Cutting technology for installing seismic-resistant joints

  • Fittings

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Ideal for air conditioning equipment! Indoor type general-purpose bimetal thermometer!

  • Other measuring instruments

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It is primarily designed for sampling with ROVs, but in coastal areas and lakes, sampling from the boat using diving or optional hand tools is also possible.

  • others

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Lightweight, long-length, high strength, and excellent insulation performance! It is a high-performance freeze prevention pipe!

  • Water and sewerage pipe fittings

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Notice of Participation in the 2024 Kobe Waterworks Exhibition

We will be exhibiting at the following exhibition. Our company will showcase various types of polyethylene pipes. We sincerely look forward to your visit. Exhibition Name: 2024 Kobe Waterworks Exhibition

Monodrain is a drainage pipe made by knitting polyester monofilament into a tubular shape and wrapping it with a permeable filter.

  • Slope protection material
  • Drainage material
  • Tunnel Materials

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The page for the underground drainage material [Monodrain] has been updated.

Hello. This is K.F. Co., Ltd. Summer still hasn't completely passed, and it can be quite hot at times. ★★─────────────────────── Announcement September 25 Issue     We have opened a page for the underground drainage material [Monodrain]. ─────────────────────────────────★★ Thank you for your continued support. Now, while the catalog has been uploaded until now, for some reason, the product explanation page had not been established, so we have created a product explanation page for the underground drainage material [Monodrain]. Underground drainage material [Monodrain] https://premium.ipros.jp/norimen/product/detail/2000329776/?categoryId=33806 If you are interested, we would appreciate it if you could take a moment to read it. For more details, please download the catalog to view it or feel free to contact us.

Always a clean internal environment! Teflon hose with excellent bending characteristics.

  • Sanitary fixtures

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We will examine the burial depth (freezing depth, uplift) and verify the safety of the pipe body under normal conditions and during earthquakes (Level 1, 2).

  • Architectural Design Software

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Demonstrates two functions: infiltration and water collection! An essential infiltration trench product for rainwater runoff control facilities.

  • others

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Active in various fields! Installation examples of the focused-type drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

The total iron concentration in the water is also less than 0.1 mg/L, maintaining a good condition where red rust does not dissolve in the water!

  • Rust Inhibitor

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Active in various sites! Case studies of the focused-type drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Active in various fields! Construction examples of the focused-type underground drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Improved corrosion resistance: New release of hot-dip galvanized products! Disconnect prevention fittings for Atoms coupling.

  • Fittings

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Active in various fields! Installation examples of the focused-type drainage pipe "Mitsuba Drain."

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  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Active in various sites! Case studies of the focused-type underground drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Active in various sites! Construction examples of the focused type drainage pipe "Mitsuba Drain".

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Active in various fields! Case studies of the focused-type underground drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

The application range of the N-ECS pile method, examples of jointing at the pile head, standard construction procedures, etc. are published!

  • Special Construction Method
  • Pile and foundation work

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Airec Giken's technology and service for accurately exploring the burial depth and horizontal position of underground buried pipelines without excavation and without the need for test pits.

  • Other civil engineering works
  • Other analytical equipment

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The Insert Clip series was born from a thorough understanding of all field operations! It has innovatively evolved in reliability and work speed.

  • Safety and consumables
  • Reinforcement and repair materials
  • Subsidiary materials

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Recruiting Sales Agents: We handle a wide range of products, including UV protection items, various fittings, and bathroom materials!

We will continue product development that is said to be good after understanding the troubles by going to the site. Fukuoka Sanwa is a company that handles a wide range of products, from UV protection products to various fittings and bathroom materials. We are grateful for water, which is indispensable in life, and through our own brand, we aim to be a supporting force behind the lifeline, developing and proposing products that can contribute to enhancing the value of homes! We are currently recruiting sales agents! If you are interested in becoming a sales agent, please contact us. 【Recruitment Area】 ■ Nationwide 【Introduction of Some Sales Products】 ■ Anchor-equipped resin saddle 'Insert Clip' ■ Bath water recirculation piping 'UV Cut TPE Twin Hose' ■ Universal vibration-damping material 'Eco Pad' ■ Non-toxic piping material 'PE-RT TYPE II' ■ High weather-resistant tape for UV protection 'KISS UV Cut Tape'

A wide range of products to meet various customer needs is available!

  • others

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Active in various fields! Installation examples of the focused-type drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

Incredible wear resistance! By using silicon nitride only in the wear parts, it can be implemented at a low cost!

  • Piping materials (copper pipes, cast iron pipes)

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Active in various fields! Installation examples of the focused type drainage pipe "Mitsuba Drain."

  • Sanitary fixtures

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1.png

2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.

The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.

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