List of 管 products
3601~3645 item / All 6585 items
It allows for accurate and easy measurement of the curvature of boreholes for anchor construction, ground improvement work, and investigation of buried pipes (water, communication, electricity, gas, e...
- Surveying Consulting
Reinforcement that ensures safety against underground cavities and aging sewer pipes! We provide construction methods adapted to various site needs.
- Road construction
- Sewerage facilities
Fire protection law certified products
- Fire extinguishing equipment
Easy maintenance with an inspection port! No insulation needed due to condensation prevention type! Insect and odor prevention measures.
- Piping materials (plastic pipes)
- Piping and insulation
[Sales and Lease] A long-selling product with a long history developed first in Japan, ensuring safety and security.
- Formwork material
Forced convection heat transfer experimental apparatus
- Analysis and prediction system
Maintenance reduction, long-term storage, food waste, easy operation.
- Washing machine and dryer
The wires entering the vertical riser ducts in high-rise buildings are held and supported at appropriate intervals to prevent creep fatigue of the wires.
- Reinforcement and repair materials
- Wiring devices
Corresponding to permanent reinforcement of the foundation and high-strength reinforcement of the excavated ground. Demonstrated 19 years of aging consolidation in large-scale outdoor injection tests!
- Ground improvement
- Ground improvement materials
- Airport facilities
It is excellent in heat resistance, corrosion resistance, and workability, and is used in factories, sewage systems, and wastewater treatment plants.
- Pool equipment related
We weld plates and pipes using PVC resin processing technology. We can manufacture various products such as transparent aquariums, tanks, trays, and equipment covers.
- Reinforcement and repair materials
We provide even more reassuring technology with the latest X-ray inspections!
- others
Boiler experimental apparatus
- Analysis and prediction system
The 501 is a buried cable locator of the basic model with standard features.
- Non-destructive testing
- Other measuring instruments
The steel plate is coated with polyvinyl chloride on both sides, providing high corrosion resistance and airtightness.
- Metal plate
We have picked up high-quality LED lighting for signs that is particularly popular even in the vintage category!
- Floodlight
- Lighting
- lamp

Updated various lighting for the signboard.
We have updated the page for our highly praised signage lighting, which was announced last year! - Integrated LED lighting for signs: "Adshine" - Lightweight, slim, and compact LED floodlight: "FL13 Series" - Waterproof straight tube LED lamp for signage: "Luminous Tube GS" - LED floodlight for large sign illumination: "FL11 Series" - LED lamp as a mercury lamp replacement: "PL2 Series" In addition to updating the catalog, we have also added new materials and case studies to enhance the content. These are high-quality products created from the perspective of an LED lighting manufacturer. Please take a look!
【9/1 Update New Release!】The cable line is hidden from the exterior of the house for a clean look! / PV cable entry component "Entry Unit for i-ROOF2"
- Ventilation openings
Easily align the ink alone! The detection range is the longest in its class, with a maximum of about 25m.
- Facility Design
- Distance measuring device/length measuring device
Vertical fences effective for a wide range of measures from avalanche prevention to avalanche protection.
- Road construction
- Railway Construction
- Other civil engineering works

Notice of Participation in "Construction Fair Hokuriku 2025 in Niigata"
Protech Engineering will jointly exhibit at the "Kensetsu Fair Hokuriku 2025 in Niigata," scheduled to be held on October 1 (Wednesday) and 2 (Thursday), 2025, in collaboration with the Made in Niigata New Technology Promotion and Utilization System (Booth Number: A-02). On the day of the event, we will provide detailed explanations primarily about the following disaster prevention products using models, panels, and various materials. ◆ Main Exhibited Products ◆ - Pile-type (pile foundation) debris flow and driftwood countermeasure for non-flowing streams / Urban Guard (model display) - Avalanche protection fence / Slope Guard Fence Type LS - Avalanche prevention and rockfall protection combined fence / Triangular Fence In addition, we will have a variety of materials on disaster prevention products independently developed by Protech Engineering, so we kindly invite you to visit our booth.
Please consult with us regarding issues such as liquid dripping during disconnection, misconnection of pipes, and hose flailing. Improve the efficiency and safety of your workspace with high-performan...
- Dismantling equipment and parts
We handle various types and sizes of high-pressure copper pipe fittings. We also manufacture in-house as an OEM manufacturer.
- Piping Equipment
NFK's most popular No. 1 expander!
- Subsidiary materials
- Water and sewerage pipe fittings
We will solve the issues of rooftop and artificial ground greening.
- Wall and rooftop greenery
- Gardening supplies
- Retaining wall
Changing waste disposal! Supporting eco-friendliness through "resource recovery of waste" with an 85% reduction in mass.
- Cooking facility equipment and supplies
Are the tools and items loaded in the service car properly organized? Keep them neatly arranged with a vehicle storage shelf for a pleasant service!
- Work tools
- Unit and other construction
- Prime movers, torque converters, hydraulic equipment, generators
[Sanitary Product / Heller Fitting Specification] Designed for the large-capacity transfer of high-viscosity liquids; can be disassembled for cleaning! This is a separate type air vacuum pump.
- pump

Notice of Advertisement Publication in the Daily Industrial News, March 28, 2024 Issue
We have an advertisement published in the March 28, 2024 issue of the Nikkan Kogyo Shimbun. The advertisement states, "Are you having trouble with cleaning operations on-site? We offer air-driven products that can be safely used in explosion-proof areas." Featured products include the air-operated vacuum cleaner (APPQO600-SET), which is ideal for cleaning around cutting machines, the air-operated tank cleaning filtration cleaner (APDQO-F series) for improving tank cleaning, and the circulating tank cleaning filtration cleaner (J-F series) that can enhance quality and extend tool life. Please take a look!
It removes stubborn stains from sheets, diapers, lab coats, bedding, and other items in one go.
- others
If it's about aeration pipes, Miyata Industrial is handling various aeration devices and diffusers. Aeration, bubbling devices, foam testing, etc.
- Drainage and ventilation equipment
Cut noise by up to 50%! Easily solve noise problems just by covering it.
- Soundproofing panels
- Soundproofing/Shielding Unit
Manual mini controller for decorative flashing of RGB three-color LED fixtures such as LED tape lights.
- Wiring devices
- Lighting
- System lighting and lighting control
I added various muffles, starting with the mini clamp.
- Special function opening
- Work tools
We offer various waterproofing solutions, including sheet waterproofing and heated coating waterproofing! Suggestions for waterproofing work on bridges.
- Renovation and repair methods
- Waterproofing work
- Bridge Construction
Understanding the preceding subsidence ahead of the cutting edge, enhancing collapse prevention and the advancement of A measurement.
- Security cameras and surveillance systems
A stainless steel air valve ideal for raw water mixed with foreign substances, agricultural water, and sewage.
- Drainage and ventilation equipment
- Fire extinguishing equipment
This is an infrared beam switch with a pressure-resistant explosion-proof structure that can be used in hazardous locations of Class 1 and Class 2.
- Security Sensor Systems
- Security devices
Demo/analysis now available. A new low-cost model has been added to the lineup! It can be widely used for electronic materials, battery materials, and more.
- Other analytical equipment
The drainage function during testing keeps the sprinkler piping dry without filling it with water! Due to the electric three-way valve, connecting it to the water supply prevents stagnant water!
- Fire extinguishing equipment
- Automatic Fire Alarm System
- Disaster prevention supplies
Prefabricated piping components that are optimal for all piping to achieve efficient piping work!
- Sanitary fixtures
- Crane and others
- Prefab
We can produce pipe processing, which is considered difficult, such as finned processed pipes, even from a single prototype!
- Heat exchanger
A high-sense model that creates a beautiful form and high-quality landscape.
- Road facilities
- Other park materials
- Safety and consumables
We are a general trading company that strongly supports IT with electronic materials.
- others
- Solar power generation
S-class fire protection certified product. Alternative and supplementary product for emergency lights. Numerous installation records nationwide, including the Tokyo Metropolitan Government.
- Tile work
- stone
- Artificial stone
Wide flow adjustment range! A two-fluid filled conical nozzle that generates a large volume of fine mist.
- Water and sewerage pipe fittings
S-class fire safety certified product. Alternative and supplementary product for emergency lights. Numerous installation records nationwide, including the Tokyo Metropolitan Government.
- Tile work
It enables high-precision vertical management compared to other vertical instruments.
- Elevator