List of Water and sewerage materials products
- classification：Water and sewerage materials
316～360 item / All 2843 items
Segmented construction is possible! A new type of modular bridge that allows for rapid and easy installation.
- Foundation construction
The drainage efficiency is about seven times that of conventional types! It forcibly captures groundwater, enabling reliable drainage.
- Piping materials (plastic pipes)
Effective utilization of wastewater! This is a soil microbial membrane treatment system developed with the concepts of environmental conservation, energy saving, and recycling.
- Flood prevention facilities, fire tanks, and flood control ponds
- Turbid water and muddy water treatment machines
Electric fusion welding using a barcode controller
- Piping materials (plastic pipes)
This is a hot spring tank that has received high praise from the hot spring industry!
- Rainwater tank
Power-free gate valve electric wrench. With a 4-stage switching gear, it achieves a high-speed rotation of 99 rpm! Opening and closing large valve handles is a breeze.
- Water and sewerage pipe fittings
- Work tools
Started sales and rental services for the electric wrench DA1-S for gate valves.
PLARAD Co., Ltd. will start selling and renting the power-free gate valve electric wrench DA1-S from January 13, 2021. The PLARAD gate valve electric wrench easily solves the challenging task of opening and closing large valve handles manually, which is often difficult in pump stations, water treatment facilities, refineries, and factory plants for gate valves and butterfly valves. Since it does not require a power source, it can improve the efficiency of valve operations in various field locations. We also manufacture dedicated tip adapters tailored to the handle shapes of your gate valves, making it an all-in-one package ready for immediate use. To ensure that anyone on-site can easily utilize it, you can rent it conveniently without purchasing, allowing for timely rentals charged to project expenses. The rental period starts from 4 days. We encourage you to take advantage of this rental opportunity. ■【Specifications of the Gate Valve Electric Wrench】 DA1-05S: Output torque 150Nm to 550Nm, rotation speed 118rpm, weight 5.1kg DA1-13S: Output torque 290Nm to 1300Nm, rotation speed 48.3rpm, weight 6.2kg
Good news for pipe rehabilitation methods using aging sewer pipes! It's an all-around support system that reduces on-site work.
- Piping materials (concrete pipes)
Available in 0.1mm and 0.5mm! A compact and lightweight simple filter with built-in stainless steel mesh.
- Water and sewerage pipe fittings
The cracking pressure is 0.01 MPa! Depending on the application, we offer a lineup of 8 shapes in 2-way and 3-way configurations.
- Water and sewerage pipe fittings
The operating release pressure comes in three types: 0.3MPa, 0.6MPa, and 1MPa! It prevents excessive pressure buildup in the line.
- Water and sewerage pipe fittings
The vacuum membrane opens due to the pressure within the system, securing flow paths in three directions!
- Water and sewerage pipe fittings
The PPSU body complies with KTW-BWGL! Valve with needle function that allows for arbitrary opening and closing adjustments of the line.
- Water and sewerage pipe fittings
Spindle type that controls the ON-OFF of the line! Comes with a fixed nut that is easy to install.
- Water and sewerage pipe fittings
A button type that allows for attachment and detachment during the line! It has a built-in valve that shuts off the flow path when detaching.
- Water and sewerage pipe fittings
Introducing the Mitsuba Drain, a buried pipe that plays an active role on the sun-dried floor of the water purification plant!
- Piping materials (copper pipes, cast iron pipes)
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.
For connecting two or more tanks for suction and discharge of bathhouse and pool water.
- Water and sewerage pipe fittings
We have a variety of nozzles available to meet your usage conditions.
- Water and sewerage pipe fittings
Highly durable jet nozzles! Single nozzle, double nozzle, triple nozzle.
- Water and sewerage pipe fittings
A dust collector that captures thread scraps, hair, leaves, and garbage before the pump!
- Water and sewerage pipe fittings
Foot pedal for handwashing station 501-283-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 5001-2-C
- Water and sewerage pipe fittings
Foot pedal for hand washing station 502-283-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 571-283-C
- Water and sewerage pipe fittings
It can be changed to a single faucet specification for use with either water supply or hot water supply.
- Water and sewerage pipe fittings
Foot pedal for handwashing sink 574-2-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 810-283-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 501-2-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 801-2-C
- Water and sewerage pipe fittings
Foot pedal for hand wash station 2502-283-C
- Water and sewerage pipe fittings
Foot pedal for hand washer 2521-283-C
- Water and sewerage pipe fittings
Foot pedal for handwashing station 810-2-C
- Water and sewerage pipe fittings
We offer custom valve manufacturing equipped with various optional features centered around ball valves.
- Piping materials (copper pipes, cast iron pipes)
Are you struggling with rainwater drainage? HaniHole is a rainwater infiltration product designed to efficiently retain rainwater and return it underground!
- Water and sewerage pipe fittings
Are you struggling with rainwater drainage issues? Our Honey Hole is a rainwater infiltration product designed to effectively retain and return rainwater to the underground!
- Water and sewerage pipe fittings
The outer diameter is the same from 1S to 1.5S! Introducing high heat-resistant and chemical-resistant EPDM gaskets.
- Piping materials (plastic pipes)
- Piping materials (copper pipes, cast iron pipes)
400# equivalent buff polishing! Introducing sanitary piping for transporting dairy products and beverages.
- Piping materials (plastic pipes)
- Piping materials (copper pipes, cast iron pipes)
Sanitary piping for transporting dairy products and beverages! Compliant with the sanitary pipe standards of the German Standards Association.
- Piping materials (plastic pipes)
- Piping materials (copper pipes, cast iron pipes)
400# equivalent buff polishing! Affordable sanitary pipes provided by the plant manufacturer, used in-house.
- Piping materials (plastic pipes)
- Piping materials (copper pipes, cast iron pipes)