List of Civil Engineering Materials products

Eliminating the eggshell problem! Short pipes with cleaning ports prevent blockage and backflow accidents in advance.

• Drainage and ventilation equipment
• Garbage disposal, central dust collection, laundry, compressor
• Water and sewerage pipe fittings

Recommended for extending the lifespan of the check valve installed near the pump discharge! It is a wear-resistant swing check valve.

• Piping materials (copper pipes, cast iron pipes)
• Water and sewerage pipe fittings
• Piping Equipment

Beautiful from the wiring! Cables for lighting fixtures that pursue a commitment to "space."

• Wiring devices
• Water and sewerage pipe fittings

Heartful Technology

• Water and sewerage pipe fittings

Fender materials and impact plates! A wide range of our own products for ports and marine applications.

• Port supplies

Energy-saving swing nozzle M735S-70G with added spray function for wide-range atomization of fine particles.

• Piping materials (copper pipes, cast iron pipes)

Tile, moda mosaic (back netting)

• tile
• Joint material
• Tile work

Tile, slender

• tile
• Joint material
• Tile work

A concrete secondary product featuring numerous easily maintainable street gutters!

• Gutters and U-shaped gutters
• Dam construction
• Other civil engineering works

At Rinnou Kousan Co., Ltd., we handle the desiccant 'OZO' from OZO Chemical Research Institute.

• Trees

Flat grading professionals! Efficiently sifting over a wide area with rotational motion.

• Fertilizers and Pesticides
• Other civil engineering works

For those troubled by bad odors, pests, and hygiene issues! A composting tank that reduces the unique odor of kitchen waste.

• Sanitary fixtures
• Fertilizers and Pesticides
• Sewerage facilities

Considering eco-friendly hot water! Case studies of commercial eco-cute installations in the Tohoku region.

• Water supply facilities
• Trees

FDF (Fiber Distribution Frame) of the center pier.

• Safety and consumables
• Water and sewerage pipe fittings
• Lightning protection

Low cost & easy construction! This is an economical ditch repair method registered with NETIS!

• Gutters and U-shaped gutters
• Renovation and repair methods

Easily maintainable vortex type.

• Piping and insulation
• Manhole body

Energy-saving, labor-saving, and long-lasting underwater pump with capacitive sensor and microcontroller control.

• Piping and insulation
• Manhole body

Energy-saving, labor-saving, and long-lasting with microcontroller control. It is an automatic underwater pump.

• Piping and insulation
• Manhole body

Easily maintainable vortex type

• Piping and insulation
• Manhole body

The atmosphere of the garden will be greatly improved with moss sheets.

• Fertilizers and Pesticides

A completely new stirrer with a built-in super strong neodymium magnet, covered with a PEEK exterior.

• Fertilizers and Pesticides
• Water quality/pH measuring device
• Other measuring instruments

Laser and digital inclinometer integrated! An accurate inclinometer that displays measurements numerically.

• Gutters and U-shaped gutters
• Steel construction
• Other measuring instruments

Easy filling of asphalt cracks and concrete joints! During injection, it has low viscosity and high permeability, allowing it to fill deep into the cracks!

• Joint material

BSMI certified 20A 125V 2P+E 3-pin plug, designed in an L-shape for secure insertion even in tight spaces. - Made in Taiwan

• Water and sewerage pipe fittings

UL/cUL compliant, 300V North America weather-resistant/waterproof oval cable. Ideal for outdoor portable small electrical devices.

• Water and sewerage pipe fittings
• Waterproofing work

This is a wire used for internal wiring in electronic and electrical devices that complies with UL/cUL standards.

• Water and sewerage pipe fittings

Rated current/voltage: 20A/125V. This is a plug connector body that has obtained American UL/CUL certification and complies with NEMA standard L5-20R.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 15A/125V. This is a plug connector body that has obtained American UL/CUL certification and complies with NEMA standard L5-15R.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 30A/250V. This is a plug for power supply with a locking type that has obtained UL/CUL certification in the United States and complies with NEMA standard L6-30P.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 20A/250V. This is a plug for power supply with a locking type that has obtained American UL/CUL certification and complies with NEMA standard L6-20P.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 30A/125V. This is a plug for power supply with a locking type that has obtained American UL/CUL certification and complies with NEMA standard L5-30P.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 20A/125V. This is a plug for a power supply with a locking type that has obtained UL/CUL certification in the United States and complies with NEMA standard L5-20P.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

Rated current/voltage: 15A/125V. This is a plug for power supply with a locking type that has obtained American UL/CUL certification and complies with NEMA standard L5-15P.

• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Water and sewerage pipe fittings
• Waterproofing work

5-pin power plug compliant with NEMA L21-30P standard, certified by UL/CUL in the United States. Rated current/voltage: 120/208V/30A.

• Wiring devices
• Water and sewerage pipe fittings

Obtained UL/CUL certification in the United States, used as internal wiring for electronic devices and more.

• Water and sewerage pipe fittings

Obtained UL/CUL certification in the United States, and passed the UL VW-1 vertical burning test.

• Wiring devices
• Water and sewerage pipe fittings

Obtained UL/CUL certification in the USA/Canada, excellent resistance to acid, alkali, moisture, and mold.

• Piping and electrical wiring materials
• Water and sewerage pipe fittings

Vinyl cab tire round cord with 2 or 4 cores, used for rated voltage of 300V or less (compliant with North American UL/CUL standards), specifically for American household clothes dryers.

• Water and sewerage pipe fittings

5-pin plug compliant with NEMA L21-20P standards, certified by UL/CUL in the United States. Rated current/voltage: 120/208V/20A.

• Wiring devices
• Water and sewerage pipe fittings

4-pin plug compliant with NEMA L15-30P standards, certified with UL/CUL in the United States. Rated current/voltage: 250V/30A.

• Wiring devices
• Water and sewerage pipe fittings

UL/CUL certified in the United States, 4PIN plug compliant with NEMA L14-30P standard. Rated current/voltage: 125/250V 30A.

• Wiring devices
• Water and sewerage pipe fittings

UL/CUL certification obtained in the United States, 4PIN plug compliant with US NEMA L14-20P standards. Rated current/voltage: 125/250V/20A.

• Wiring devices
• Water and sewerage pipe fittings

River facility sluice gate, sluice gate bending-type rack opening and closing mechanism, rack opening and closing mechanism considerate of the landscape.

• Watergate