Reform insulation material "Replus Board"
It can be installed whether you remove the existing finishing material or not! Available for walls, floors, and ceilings!
"RE+ Board" is a reform insulation material that allows for easy installation and thermal renovation. Thanks to its high insulation performance with a thermal conductivity of 0.019 W/(m·K), it provides excellent insulation effects even in thin layers, and is available in a lineup including "for interior wall," "for interior floor," and "for interior ceiling." The rigid polyurethane foam insulation material is available in two thicknesses: 30mm and 45mm. 【Features】 <For interior "walls"> ■ Installed over existing columns or gypsum boards ■ Rigid polyurethane foam insulation is available in two thicknesses: 30mm and 45mm ■ Options include plywood backing for wallpaper or gypsum board ■ The wooden batten parts of the board are secured to existing columns or studs with nails ■ Board sizes are 910×1,820mm and 2,000mm ■ Registered product for subsidies under the Child-Rearing Green Housing Support Project *For more details, please refer to the PDF document or feel free to contact us.
basic information
■Insulation material: Rigid polyurethane foam equivalent to Type 2, Grade E2, thermal conductivity 0.019 W/(m·K), 30mm density below 43kg/m3, 45mm density below 36kg/m3 ■Insulation thickness: 30mm thermal resistance value 1.5 m2·K/W 45mm thermal resistance value 2.3 m2·K/W 【Product Lineup】 ■For interior wall lining ■For interior floor lining ■For interior ceiling lining *For more details, please refer to the PDF document or feel free to contact us.
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Applications/Examples of results
For more details, please refer to the PDF document or feel free to contact us.
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Introduction of installation examples for the insulation board "Replus Board" for renovations.
We would like to introduce a case where we utilized subsidies from the Child-Rearing Green Project to carry out insulation renovations using the insulation board "Replus Board." This is a wooden two-story house built 41 years ago in Sapporo City, Hokkaido. The first-floor flooring uses "Ractee" with a thickness of 105mm. The first-floor Japanese-style room and the second-floor Japanese-style room use "Replus Board" with an insulation thickness of 45mm for the walls and ceilings. Please refer to the related materials for the construction examples.
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The Mirai Eco Housing 2026 project has been established as a successor to the Child-Rearing Green Project.
As a successor project to the Child-Rearing Green Business, subsidies for the construction of energy-efficient homes and support for energy-efficient home renovations have been announced. The Housing Energy Efficiency 2026 Campaign, a collaboration among three ministries, has strengthened support for housing energy efficiency with a supplementary budget of 378 billion yen for fiscal year 2025. Construction that begins on or after November 28, 2025, will be eligible, and a key change to note is that the condition for starting new construction is now based on the commencement of foundation work. The total budget for new construction and the subsidy amount per unit have also been reduced. In the Future Eco Housing 2026 project, which only targets renovations, eligible homes are limited to those that do not meet the energy efficiency standards set in 1999 prior to renovation. Please refer to the related materials summarizing the information available until December 17, 2025.
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Announcement of the Renewal of the Replus Board Product Page
Insulation renovation registered products for the Child-Rearing Green Housing Support Project We have added product installation points and case studies to the introduction page of the interior lining Replus board, which is installed from the inside. With an industry-leading thermal conductivity of 0.019 W/(m·K), it becomes easier to meet the subsidized m3 even with partial renovations. The insulation thickness is available in 30mm and 45mm options. We encourage you to take advantage of this opportunity to utilize subsidies and consider it alongside renovations of water areas and windows.
Distributors
Our thoughts on home building have not changed over time. We aim to provide a living environment where families can live healthily and happily. The polyurethane insulation panels, which are made with a wooden frame and injected as a single molded unit with minimal aging, ensure insulation and suppress the occurrence of condensation, which is the enemy of homes, thereby creating a comfortable living environment for two or three generations. "To be a home worthy of protecting life." Under this strong belief, we strive to be a leading company in comprehensive insulation manufacturing, starting with polyurethane insulation panels, and contribute to "building homes with high asset value" that become family assets and effective social capital.










