ユーアイ技研 List of Products and Services

At Yui Ai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "measuring instruments." We introduce "thermometers and temperature sensors" such as "temperature resistance thermometers," as well as "pressure gauges," "expansion tanks," and "water level gauges." Please take a moment to read it. 【Contents (partial)】 ■ Thermometers and temperature sensors ■ Pressure gauges ■ Expansion tanks ■ Water level gauges *For more details, please download and view the catalog.

• Other measuring instruments

At Yūai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "Gas Water Heaters from Boilers." We introduce the "types of boilers" that could potentially save you money when replaced with a gas water heater, as well as "what exactly is beneficial." Please take a moment to read it. 【Contents (partial)】 ■ Types of Boilers - Vacuum-type hot water heater - Non-pressurized (open-type) hot water heater - Fire-tube boiler ■ What exactly is beneficial *For more details, please download and view the catalog.

• Water heater Cooker IH
• Water Treatment Plant

At Yui Ai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "automatic valves." We introduce the installation locations and applications of various valves, including the pressure reducing valve, which maintains the fluid pressure on the secondary side lower than that on the primary side, as well as safety relief valves and air release valves. Please take a moment to read it. [Contents (partial)] ■ Pressure Reducing Valve ■ Safety Relief Valve ■ Air Release Valve *For more details, please download and view the catalog.

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At Yui Ai Giken, we have published explanatory columns related to bathtubs and pools on our website. In this article, we have written about "valves." We introduce various types of valves, including "gate valves," "ball valves," "globe valves," "check valves," and "butterfly valves." Please take a moment to read it. [Contents (partial)] ■ What is a valve? ■ Gate valve ■ Ball valve ■ Globe valve ■ Check valve ■ Butterfly valve *For more details, please download and view the catalog.

• Piping Equipment

At Yui Ai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "pipe fittings." We introduce various "types of fittings" such as "elbows" and "sockets," as well as "connection methods," "nominal diameter and nominal pressure," and "materials." Please take a moment to read it. 【Contents (partial)】 ■ Types of fittings ■ Connection methods ■ Nominal diameter and nominal pressure ■ Materials *For more details, please download and view the catalog.

• Fittings

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about the "Multi Hot Water Supply System." We introduce topics such as "Causes of Shock," "Residential Water Heaters and Commercial Water Heaters," "Multi System," and "How to Determine the Required Number of Units." Please take a moment to read it. [Contents (partial)] ■ Causes of Shock ■ Residential Water Heaters and Commercial Water Heaters ■ Multi System ■ How to Determine the Required Number of Units *For more details, please download and view the catalog.

• Water heater Cooker IH
• Water Treatment

At Yui Ai Giken, we have published explanatory columns related to bathtubs and pools on our website. In this article, we have written about "cogeneration." We introduce topics such as "What is a cogeneration system?" and "How cogeneration equipment works." Please take a moment to read it. [Published Content (Partial)] ■ What is a cogeneration system? ■ How cogeneration equipment works *For more details, please download and view the catalog.

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At Yui Ai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "Japanese baths and foreign baths." We introduce topics such as "Japan's unique bathing culture," "bathing cultures abroad," and "to promote bath culture." Please take a moment to read it. 【Published Content (Partial)】 ■ Japan's unique bathing culture ■ Bathing cultures abroad ■ To promote bath culture *For more details, please download and view the catalog.

• others

At Yui Ai Giken, we have published explanatory columns related to bathtubs and pools on our website. In this article, we have written about "Monochloramine." We introduce topics such as "What is Monochloramine!", "Water quality that may be worth considering for introduction," and "Preparation for introduction." Please take a moment to read it. [Published Content (Partial)] ■ What is Monochloramine! ■ Water quality that may be worth considering for introduction ■ Preparation for introduction *For more details, please download and view the catalog.

• Water Treatment

The "YRC Series" is a filtration device suitable for small commercial bathtubs that are slightly larger than those for home use. It is recommended for those looking for a compact filtration device that is both streamlined in design and function, without any unnecessary features. Additionally, since the filtration tank and control panel are all stored within the box, it can be easily installed in any location, such as outdoors or under eaves. 【Features】 ■ Ultra-compact size ■ Easy installation ■ Heating function (reheating function) included ■ High durability, long lifespan, excellent corrosion resistance and insulation, etc. *For more details, please download the PDF or contact us.

• Water Treatment

The "HNU Series" is a hot spring heat recovery unit that extracts and reuses unnecessary heat from hot spring water that has emerged at high temperatures. By utilizing heat that is usually wasted, it reduces fuel costs for showers and hot water supply. It automatically adjusts the temperature while maintaining the quality of the hot spring water. 【Features】 ■ Reuses unnecessary heat from the hot spring ■ Maintains the same quality as the hot spring water ■ Automatic temperature management *For more details, please download the PDF or contact us.

• Bathroom unit

The "YE Series" is a low-cost filtration device that does not perform backwashing. By using filter filtration, it can be introduced at an overwhelmingly low price compared to conventional filtration devices (sand filtration type). Additionally, the filtration material can be easily replaced by yourself. 【Features】 ■ Overwhelmingly low price ■ No need to worry about wastewater ■ Reduces running costs *For more details, please download the PDF or contact us.

• Nursing bathtubs and bathing equipment

The "Petit Reheat HU-300" is a recirculation device specifically designed for small commercial bathtubs, ideal for private baths, developed from our product "Eco Reheat." It is perfect for bathtubs with a capacity of 300l to 500l. Now, small bathtubs that previously could only use flowing water can easily have a recirculation device installed at an affordable price. Additionally, it can be integrated with various heating source equipment such as gas water heaters, gas boilers, oil boilers, and electric heaters. 【Features】 ■ Ideal for private baths ■ Compatible with any heating source ■ Many options available *For more details, please download the PDF or contact us.

• Nursing bathtubs and bathing equipment

The "YNU Series" is a commercial hot water circulation device that can be easily installed without complex piping and can be set up in existing bathtubs. Energy-saving, space-saving, and time-saving. Simply place it down, and there is no need to add water for temperature adjustment. Since its launch, we have a proven track record of deliveries to numerous facilities and businesses. 【Features】 ■ Significantly reduces running costs ■ No worries about Legionella bacteria ■ Automatic temperature management ■ Extremely compact package ■ No need for extensive construction, etc. *For more details, please download the PDF or contact us.

• Nursing bathtubs and bathing equipment

The "UISA Series" is a high-performance filtration system designed for larger bathtubs, such as pools and super sento (Japanese public bathhouses). With a weekly program timer, it automatically handles everything from disinfection to backwashing and heating. Additionally, it boasts excellent corrosion resistance, making it suitable for outdoor installation and capable of accommodating a wide range of water and mineral qualities. 【Features】 ■ Compatible with a wide variety of bathtubs, hot springs, and pools ■ Easy management with a fully automated system ■ High durability and long lifespan, excellent corrosion and insulation properties ■ Heating function ■ Uses porous ceramics as the filtration material *For more details, please download the PDF or contact us.

• Pool equipment related

At Yuai Giken, we publish explanatory columns related to bathtubs and pools on our website. In this article, we wrote about "cold baths and chillers." "How is the water in a cold bath kept cold?" "What does a chiller look like?" "I want to have knowledge about chillers as a sauna enthusiast." Reading this will solve everything. For some reason, you'll also want to take a sauna.

• Sauna and steam bath

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about the "self-priming valve." "The water temperature of the bathtub is higher than set." "The pump might be running dry." Could it be because the self-priming valve has come off? Reading this might help you understand the cause of the machine malfunction. Pumps are quite complex!

• pump

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "mechanical seals." "There's water leaking from the pump, but what's the cause?" "What is a mechanical seal?" "Is it really a necessary part?" Reading this will resolve those questions. It's easy to understand with illustrations!

• pump

At Yui Technology Research, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "heat exchangers." "What is a heat exchanger?" "What types are there?" "I want to know how it works." Reading this will resolve those questions. With easy-to-understand animations!

• Heat exchanger

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "commercial hot water circulation systems." "What is different from the home hot water circulation function?" "What is the mechanism for heating?" "What is a heat exchanger?" Reading this will resolve those questions. The flowchart is very easy to understand, especially for baths.

• Bathroom unit

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "commercial filtration systems." "How does filtration work?" "What kind of machine is a filtration system?" "What types of filtration media are there?" Reading this will resolve those questions. The transparent filtration system diagram is a must-see.

• Bathroom unit

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "Public Bathhouses and Legionella Bacteria." "Why do pools and hot springs need to be disinfected with chlorine?" "What kind of bacteria is Legionella?" Reading this will resolve those questions. The profile of Legionella bacteria is a must-see.

• Pool equipment related

At Yui Technology, we publish explanatory columns related to bathtubs and pools on our website. In this article, we have written about "Chlorine in Pools." "What is chlorine, anyway?" "I've heard it's bad for the body, but is that true?" "Why does it have that smell?" Reading this will resolve those questions. The Battle of Poolgahara is a must-see.

• Pool equipment related

The "Eco Reheat (Integrated Heat Source Recirculation Device - GYNU Series)" is a recirculation device that combines the recirculation unit and the heat source into one. Since it is integrated with the heat source, the piping that was necessary for conventional units is not required. We also accept installations in the Kansai region. Please feel free to contact us if you have any requests. 【Features】 ■ Cuts piping installation costs ■ Integrated manufacturing and installation system ■ Shortens construction period ■ Easy daily operation 【Installation Locations】 ■ Nursing homes (day services) ■ Private baths, etc. *For more details, please download the PDF or feel free to contact us.

• others