Hoshin Co., Ltd. List of Products and Services

The "WSATB" is a testing device that uses our wastewater pipe sealing plug, "Sealing Ball," allowing for airtightness (presence of damage) testing within pipes. Test data is transmitted to a tablet device, enabling real-time observation of not only the results but also pass/fail judgments during the test and internal pipe pressure. After the test is completed, a report for submission can also be generated. 【Features】 ■ Real-time display of measurement progress on the tablet ■ Settings for acclimatization time, measurement time, and allowable pressure drop range can be adjusted according to inspection standards ■ Titles can be freely set for submission materials for airtightness tests and pressure tests ■ Compatible with pipe diameters ranging from 100 to 1800 mm *For more details, please contact us or download the PDF.

Tighten the screw to expand the rubber and stop the water flow. It is equipped with a function (cap) to discharge water. The stop water plug is ideal for pipe cleaning and repairs. For more details, please contact us or refer to the catalog.

The Stop Water Plug Cam Stopper CAM is compatible with work rods. It is suitable for high ceramic pipes, ceramic pipes, PVC pipes, ribbed pipes, fume pipes, cast iron pipes, and poly pipes. With its lever mechanism, it allows for quick one-touch attachment and detachment, reducing work time. By using a cam lock, it enables safe operation from a distance. Additionally, it features a function to drain water from the center section. We offer a lineup of 11 sizes starting from φ100 mm. For more details, please contact us or refer to the catalog.

The Stop Water Plug Cam Stopper PRO is compatible with high ceramic pipes, ceramic pipes, PVC pipes, ribbed pipes, fume pipes, cast iron pipes, and poly pipes. It features a lever mechanism for quick one-touch attachment and detachment, which can reduce work time. The durability of the sealing rubber has been improved. Additionally, it includes a function to drain water from the center section. It can be customized to sizes up to φ1400mm upon request. For more details, please contact us.

The "Stop Water Ball Short Type" is a device that uses a stop water ball tailored to the pipe diameter, designed for temporary water stoppage during tasks such as cleaning, dredging, various inspections, tests, and repairs within the pipe. It expands by injecting air using a foot pump or compressor, creating a tight seal against the pipe's interior to stop the water flow. Additionally, the version with a bypass can be used for various tests such as pressure tests and water-tight tests, as well as for water replacement work. It is available in a total of 10 types: 5 sizes without a bypass and 5 sizes with a bypass, suitable for pipe diameters ranging from 75 to 300 mm. For more details, please contact us or refer to the catalog.

The "Stop Water Ball Long Type" is reinforced with high-quality Kevlar fibers, offering excellent elasticity and compatibility with various pipe diameters. The bypass-free version can be bent up to 90° while deflated, making it suitable for installation in small-diameter manholes. The version with a bypass can be used for various tests such as pressure tests and water-tightness tests, as well as for water replacement work. It expands by injecting air using a foot pump or compressor, adhering tightly to the inside of the pipe to stop water flow. For more details, please contact us or refer to the catalog.

The "Stop Water Ball Large Flow Drainage Type" is suitable for water replacement work that requires the passage of large flow drainage through a large bypass section. It is reinforced with high-quality Kevlar fibers, offering excellent elasticity and compatibility with various pipe diameters. Additionally, the drainage flange ring can be replaced according to the actual flow rate. The material is SBR synthetic rubber (styrene-butadiene rubber) reinforced with Kevlar fibers. For more details, please contact us or refer to the catalog.

Sponge balls are ideal for cleaning tools in drainage pipes. Various sizes with diameters ranging from 100 to 350 mm are available. For more details, please contact us or refer to the catalog.

We will perform internal cleaning using a rope attachment. We offer various sizes with a nominal diameter of 100 to 300 mm. For more details, please contact us or refer to the catalog.

During drain cleaning, it is ideal for pipe cleaning tools such as pipe brushes and sponge balls. Tie a rope to the silver glass line and pull it in. Be sure to attach a calling rope to the rear of the sponge. The 7mm diameter comes with a side hole tip fitting, while the 11mm and 14mm diameters come with a snake head. For more details, please contact us or refer to the catalog.

The sewer mirror allows for inspection inside pipes without entering sewers or manholes. It is easy to adjust the length, and the mirror angle can be adjusted to over 90°. Additionally, the pole is made of aluminum, making it lightweight, compact, and convenient for transport. The Mirror Type I has a mirror diameter of 80×130mm, a pole length of 600–1000mm (2 sections), and weighs 330g. The Mirror Type II has a mirror diameter of 125×170mm, a pole length of 900–2500mm (3 sections), and weighs 660g. Both types come with a cover. For more details, please contact us.

In the construction industry, water leakage is a serious problem that can cause delays in work and impact the surrounding environment. Particularly in sewer pipe construction, insufficient water stopping not only compromises the safety of the work but also carries the risk of contamination spreading to the surrounding area. Reliable water stopping measures are essential for improving work efficiency and ensuring safety. Our water stopping ball can quickly and reliably stop water by simply injecting air, contributing to the safety and efficiency of the construction site. 【Usage Scenarios】 * Water stopping during sewer pipe construction and investigation * Water stopping during cleaning and maintenance * Emergency water stopping during accidents and disaster recovery 【Benefits of Implementation】 * Reduction in work time * Decrease in the burden on workers * Lower risk of contamination to the surrounding environment

In the water supply industry, internal inspections require prompt and reliable water stoppage. Temporary water stoppage is essential for smoothly conducting inspection tasks such as leak investigations and internal camera surveys. Traditional water stoppage methods have been time-consuming and labor-intensive, leading to decreased work efficiency. Our water stoppage ball can be installed simply by injecting air, achieving rapid water stoppage. 【Usage Scenarios】 - Water stoppage during internal camera surveys - Water stoppage during leak investigations - Water stoppage during internal cleaning - Water stoppage in emergencies 【Benefits of Implementation】 - Reduced work time - Decreased burden on workers - Cost savings - Improved safety

In the sewer industry, rapid and reliable water shut-off operations are required for the maintenance and management of wastewater treatment facilities. Particularly in situations where temporary water shut-off is necessary, such as during construction, inspections, cleaning, maintenance, and accident or disaster recovery within the pipes, reducing work time becomes crucial. Improper water shut-off can lead to wastewater leakage and work interruptions, potentially decreasing efficiency. Our shut-off balls can be installed simply by injecting air, achieving quick and reliable water shut-off. 【Usage Scenarios】 - Construction and inspection inside sewer pipes - Cleaning and maintenance - Accident and disaster recovery - Water replacement work 【Benefits of Implementation】 - Reduction in work time - Decrease in workforce (up to about half) - Response to pipeline integrity assessments - Adaptation to diverse site needs

In the civil engineering industry, particularly in the field of infrastructure protection, rapid and reliable water stoppage is required for the maintenance and management of sewage pipes. Temporary water stoppage is necessary in various situations such as construction, investigation, cleaning, maintenance, and accident/disaster recovery, making the improvement of work efficiency crucial. Delays in water stoppage can lead to work delays and secondary damage. Our water stoppage ball can be installed simply by injecting air, achieving speedy and reliable water stoppage. [Usage Scenarios] - Water stoppage during sewage pipe construction and investigation - Water stoppage during cleaning and maintenance - Water stoppage during accident and disaster recovery - Assessment of pipeline integrity [Benefits of Implementation] - Reduction in work time - Reduction in workforce (estimated to reduce the number of water replacement workers by about half) - Compatibility with various pipe diameters (75mm to 2400mm) - NETIS registered product (QS-200018-A)

In the maintenance of plant equipment, emergency shut-off of piping is essential for the safe operation of the equipment and rapid recovery. In particular, aging pipes and leaks due to unexpected accidents can lead to plant shutdowns and environmental pollution. Quick and reliable shut-off is important to minimize these risks. Shut-off balls can be installed simply by injecting air, achieving speedy and reliable shut-off. 【Usage Scenarios】 - Maintenance of plant equipment piping - Response to leaks in emergencies - Shut-off during internal inspections of piping - Shut-off during cleaning operations 【Benefits of Implementation】 - Reduction of work time - Decrease in worker burden - Minimization of impact on plant operations - Improvement of safety

In the cleaning industry, efficiency and reliability are required for sewer pipe cleaning operations. In particular, stopping water inside the pipes is a crucial factor that affects the quality of the cleaning work. Traditional methods of stopping water often take time and effort, which can reduce work efficiency. The stop ball from Hoshin Co., Ltd. can be installed simply by injecting air, achieving quick and reliable water stoppage. This contributes to the efficiency and quality improvement of cleaning operations. [Usage Scenarios] - Sewer pipe cleaning operations - Water stoppage during pipe inspections - Maintenance work [Effects of Implementation] - Reduction in work time - Decrease in worker burden - Improvement in work efficiency

In the field of disaster prevention, it is important to minimize damage caused by flooding. Particularly in urban areas, flooding from sewer pipes can lead to widespread damage. Rapid and reliable water-stopping measures are required. Hoshin Co., Ltd.'s water-stopping ball can be quickly deployed simply by injecting air to expand it. It is effective not only for sewer pipe work but also as a flood prevention measure. 【Usage Scenarios】 - Areas with a high risk of flooding from sewer pipes - During natural disasters such as sudden heavy rain or typhoons - Places where minimizing flood damage is a priority 【Benefits of Implementation】 - Rapid water stopping reduces flood damage - Reduces the burden on workers and enables efficient measures - Compatible with various pipe diameters, making it usable in a wide range of settings

In agricultural irrigation management, leaks from ditches and pipes can lead to waste of water resources and may adversely affect crop growth. Additionally, maintaining aging irrigation equipment requires time and effort, which can reduce work efficiency. A stop ball can be installed simply by injecting air, allowing for quick and reliable water stoppage. This contributes to the efficiency of maintenance work on irrigation equipment and the effective use of water resources. 【Usage Scenarios】 - Repairing leaks in ditches and pipes - Inspecting and cleaning irrigation equipment - Emergency water stoppage 【Benefits of Implementation】 - Reduction in work time due to quick water stoppage - Conservation of water resources - Reduction in maintenance costs