日本住環境 List of Products and Services

The "Comprehensive Catalog 2024" is a comprehensive catalog that presents the importance of comfort in living spaces, energy conservation, health, and durability through products from Japan's housing environment. You can check all products related to waterproofing, structural ventilation, airtightness, and indoor ventilation. 【Request for a free copy of the Comprehensive Catalog 2024】 *The downloadable PDF is only a portion of the "Comprehensive Catalog 2024." *If you would like the complete version, please check the electronic catalog via the link below or feel free to contact us.

Ideal for houses with quasi-fireproof structure! The GW Insulation BOX 100 is a product designed for houses with quasi-fireproof structure. Currently, areas that were constructed using spiral pipes can now safely use PVC pipes and other materials without worrying about fire resistance by using the GW Insulation BOX 100. The shape covers the pipe area with glass wool (non-combustible material), greatly expanding the scope of installation. 【Features】 ■ Compatible with quasi-fireproof standards even with PVC pipes ■ Supports various wall thicknesses. Thanks to the flexibility of GW, it can accommodate wall thicknesses from 50mm to 100mm. ■ Easily ensures water slope. Fixed at an external downward water slope of 1/100 or more. ■ Easy installation. Can be installed easily, just like conventional insulation boxes. ↓ For more details, please download the catalog or contact us.

Advanced waterproof structure and maintenance-friendly design that can be used in the bathroom "Piara 24" is a Type 3 ventilation system that excels in maintenance. Being wall-mounted, it makes cleaning the filters, which can be a hassle for homeowners, easy. Furthermore, it enables 24-hour ventilation, allowing for bathroom ventilation without the need for separate local ventilation, thus reducing costs. 【Features】 ■ Reliable waterproof structure Even if the moisture absorbed in the bathroom turns into water droplets, the design allows it to be expelled from the main unit and collected in the drain tray. ■ Maintenance-friendly With a filter attached to the main intake, maintenance is simple—just clean the filter. Being wall-mounted makes it easy to remove the filter, allowing for quick maintenance. ■ Energy-saving & quiet design ↓ For more details, please download the catalog or contact us.

■Product PV Now Available■ For more details, check the video below! The "Rufuro 400" is an exhaust-type centralized ventilation system that is compact and energy-efficient while maintaining a stable ventilation volume over a long period. The fan is powerful, with a maximum airflow of 470m3/h. It is less affected by duct pressure loss and external wind, making it capable of handling large properties with just one unit, resulting in low costs. It features air supply vents that reduce cold air at floor level, ensuring comfort even in winter. It can also ventilate humid bathrooms and toilets simultaneously. 【Features】 ■ Energy-efficient and low initial investment for cost-effectiveness ■ Maintenance is once a year, requiring no tools and just 4 simple steps! ■ Operating noise is only 25dB, designed for quiet operation ■ Equipped with a drain cap, allowing for bathroom ventilation as well For more details, please download the catalog or contact us.

Introducing "Rufuro S" handled by Japan Living Environment Co. 【Features】 ■ Achieves a power consumption of about 10W with a DC brushless motor ■ Realizes an astonishingly low noise level ■ Lightweight at 3kg, making installation easy ↓ For more details, please download the catalog or contact us.

At Japan Living Environment Co., Ltd., we offer an on-site ventilation fan replacement service. This service is a reliable on-site service where skilled and knowledgeable professionals visit your home and replace your old fan with our new ventilation fan on the spot. Please feel free to contact us when you need our service. 【Repair Process】 ■STEP.1: Preliminary Confirmation ■STEP.2: Application ■STEP.3: Estimate Creation ■STEP.4: Payment ■STEP.5: Schedule Visit Date and Time ■STEP.6: Ventilation Fan Replacement ■STEP.7: Completion *For more details, please refer to the related links or feel free to contact us.

At the online shop of Japan Living Environment Co., Ltd., you can place orders not only from the cart but also via fax. We offer a variety of products, including the "filter for ventilation fan main unit," "filter for Packon 25," and "filter for Square Flow," so please take a look at the related links below. *For more details, please check the related links or feel free to contact us.*

We would like to introduce the official channel of Nippon Living Environment Co., Ltd., "NJK Channel." We are distributing videos that explain product installation methods and promotions, so please take a look at the related links below. *For more details, please refer to the related links or feel free to contact us.

There are four types of 24-hour ventilation: Type 1 ventilation, Type 2 ventilation, Type 3 ventilation, and Type 4 ventilation (passive ventilation). In single-family homes, Type 1 or Type 3 ventilation is commonly used. Both Type 1 and Type 3 ventilation have their own advantages and disadvantages, so it is important to understand their characteristics and choose the one that fits your desired living style. This is a key point to avoid regrets when selecting a 24-hour ventilation system. In this blog, we will focus on explaining the advantages and disadvantages of Type 1 ventilation, Type 3 ventilation, and ductless ventilation, as well as their issues. [Content] ■ Advantages and disadvantages of choosing Type 1 ventilation (enthalpy exchange type) ■ Advantages and disadvantages of choosing Type 3 ventilation ■ Comparison points for selecting a 24-hour ventilation system without regrets ■ Precautions for ductless ventilation (local exhaust wall-mounted fans) ■ Frequently asked questions about Type 1 and Type 3 ventilation ■ Summary *For detailed content of the blog, please refer to the related links. For more information, feel free to contact us.

In houses where condensation often forms on windows and walls, the ceiling and attic may also be experiencing condensation. Especially if the attic is condensing, it can negatively impact the house's seismic resistance and durability, so prompt action is necessary. In this blog, we will introduce measures to improve the causes and fundamental reasons for condensation on ceilings and attics. [Contents] ■ Condensation? Roof leaks? The true nature of ceiling stains ■ Causes of condensation on ceilings and attics ■ Risks of leaving attic condensation unattended ■ Can you receive insurance compensation for condensation? How to deal with mold on ceilings and attics ■ Three measures to improve recurring condensation on ceilings and attics ■ Summary *For detailed content of the blog, please refer to the related links. For more information, feel free to contact us.

This blog explains the methods for measuring the airtightness of detached houses. To be honest, "Japan Living Environment Co., Ltd." started its business by selling products aimed at improving the "airtight performance" of homes. This article will provide detailed explanations so that even those who are "conducting airtightness measurements for the first time" can feel at ease during the process. Recently, some clients have expressed a desire to "observe the airtightness measurement site." By reading this article, you can familiarize yourself with the process in advance. We will also explain the significance of conducting airtightness measurements, so please read through to the end. 【Contents】 ■ What is airtightness measurement? What can be understood from the measurement results? ■ What happens if the C value is poor? Negative effects of poorly airtight homes ■ Let's conduct airtightness measurements twice! The difference between "intermediate airtightness measurement" and "final airtightness measurement" ■ Methods and specific procedures for airtightness measurement ■ Summary *For detailed content of the blog, please refer to the related links. For more information, feel free to contact us.