Energy-saving calculation / BELS application
We will conduct energy-saving calculations for newly built houses and assist in obtaining the BELS evaluation certificate.
Leave the energy-saving calculations for new residential buildings and obtaining the BELS evaluation certificate to us!
The law regarding the improvement of energy consumption performance in buildings (hereinafter referred to as the Building Energy Efficiency Act) has been amended, and from April 2025, compliance with energy-saving standards will be mandatory for all newly built houses. Our company handles two aspects for newly built houses: [Energy-saving calculations] and [Acquisition of BELS evaluation certificates]. We conduct nearly 200 energy-saving calculations each month, and we have a track record of calculating 2,000 newly built houses annually. For energy-saving calculations and the acquisition of BELS evaluation certificates, please leave it to our business!
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basic information
There are three points for energy-saving calculations and BELS applications in residential business. 1. Energy-saving calculations (for new residential buildings) …We support "envelope calculations" and "primary energy calculations" (performance standards) for new residential buildings. We can also issue energy-saving labels (self-evaluation) upon request. 2. Obtaining BELS evaluation reports …This is necessary as the "energy-saving display label" under the energy-saving performance display system. We also handle inquiries during the process of obtaining BELS evaluation reports. *The application destination is House Plus Housing Guarantee Co., Ltd. 3. New application for energy-saving conformity judgment …In energy-saving calculations based on performance standards, it is necessary to obtain a judgment notification through the so-called "energy-saving conformity judgment" at the time of application for confirmation. We provide one-stop support from energy-saving calculations to conformity judgment applications. 4. New construction achievements: 2,500 units annually …We conduct nearly 200 energy-saving calculations each month.
Price range
P2
Delivery Time
P3
※It may vary depending on the content, so please feel free to contact us.
Applications/Examples of results
Achievements: Approximately 2,500 buildings per year (new construction)
Detailed information
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The evaluation of the energy-saving performance of residential buildings is based on two criteria: "envelope performance standards" and "primary energy consumption."
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Company information
Zainju Business Co., Ltd. is developing various businesses to support housing developers. We have established a range of support systems, including structural design consulting, site surveys and government office investigations, ground service projects, and housing-related services.