List of Construction Works products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

Developing equipment and technology for air conditioning, water supply and drainage, and kitchen drainage!

• Air conditioning equipment
• Water Treatment Plant
• Water supply facilities

Utilize high-speed, high-density energy! It is possible to create artistic decorations.

• Interior stone
• Stonework

Improving the environment with measures against heat + energy saving for electricity conservation!

• Heat-insulating paint for exterior walls (roofs, rooftops, etc.)
• Heat insulation and heat shielding methods
• Roof and gutter construction

Have you considered measures against heat stroke in factories and warehouses?

• Roof and gutter construction
• Heat insulation and heat shielding methods
• paint

Natural veneer sheets with added features such as fire resistance, flexibility, workability, and aesthetic appeal. The natural grain and texture of the wood harmonize beautifully in any space!

• Interior construction
• Fine wood

P-125 (P-100) TOWER-WALL

• Other wall materials
• Metallic base
• Interior construction

Here is an exterior wall material that expands the possibilities of design! It is a cement board that offers high freedom in finishing materials and excellent fire resistance.

• Insulation work
• Tile work
• Concrete block, ALC panel, extrusion molded cement board construction

The benefits of sound absorption and insulation remain unchanged! A high-performance composite board that adds to the original characteristics of the base board.

• plywood
• Rock wool board
• Roof and gutter construction

Transforming needs into shape, pursuing infinite possibilities! Creating products that lead to an improved living environment.

• Other park materials
• Dam construction
• Insulation work

We offer proposals for the use of wood in large-scale wooden buildings and support wood utilization through procurement, processing, and construction of materials!

• Interior construction

Protecting streets and society with anti-corrosion work! Leave concrete deterioration measures to us!

• Concrete construction
• Concrete block, ALC panel, extrusion molded cement board construction
• Reinforced concrete construction

High-brightness photoluminescent guide sign certified with the highest grade S50 by the Japan Fire Equipment Safety Center, a general incorporated foundation.

• Road signs and road accessories
• Sign construction

High-brightness photoluminescent guide sign in a wide format with excellent visibility.

• Road signs and road accessories
• Sign construction

Ministry of Health, Labour and Welfare "Fall Arrest Equipment Standards" compliant! Supports a maximum load of 140kg.

• Steel structure construction
• others
• Unit and other construction

We have further improved the BESTEX method, which was developed with the aim of achieving simple and reliable construction!

• Ground foundation construction method
• Pile and foundation work

The HIBEX method that has obtained the "Quality Evaluation of Pile Foundations" conducted by Better Living.

• Pile and foundation work
• Ground foundation construction method

We achieve cost reduction without using specially shaped piles or construction machinery!

• Pile and foundation work
• Ground foundation construction method

Through the technology of painting, we support the lifelines that are essential to daily life in Japan.

• Plastering and painting work
• Interior construction
• Elevator installation work

Ministry of Land, Infrastructure, Transport and Tourism Notice "Specific Ceiling" Correspondence 【Seismic Ceiling Substructure Materials】

• Ceiling panels and decorative panels
• Interior construction
• Renovation and repair methods

Durable and long-lasting.

• Sanitary fixtures
• Unit and other construction

With our unique sewing method, there’s no worry about color fading or peeling, even with complex designs. This is an original artificial turf that is one of a kind in the world.

• Exterior Materials
• Exterior and paving materials <General>
• Pavement construction

Wind speed approximately 5 times (compared to conventional)! Air conditioning clothing "N Cool Wear" that cools the body using outside air drawn in by a fan and a physiological cooler.

• Temporary Construction

We packed the performance of Japanese wooden architecture into a large body with the standard size of a marine container!

• Temporary Construction
• Housing structure technology/long-term superior housing technology
• Disaster prevention supplies

Insulation without any gaps all the way to the wall! It meets the standard values of JISA9526 Type A3.

• Hard urethane foam
• Insulation work
• Other wall materials

Changing the common sense of waterproofing construction with ultra-fast curing and high durability! We flexibly respond to new builds, renovations, and various construction methods.

• Coating film waterproofing material/permeable waterproofing material
• Coating film waterproofing material/permeable waterproofing material
• Waterproofing work

Even a small amount is effective! Please use it in areas where thermal insulation and airtightness performance, as well as termite prevention, are required.

• Hard urethane foam
• Insulation work
• Pest and insect control products

Stick the mark tube! Take it! Hattori-kun Just stick it on the adhesive sheet. Easy and convenient.

• wagon
• Water and sewerage pipe fittings
• Unit and other construction

We offer types suitable for various wiring locations.

• wagon
• Water and sewerage pipe fittings
• Unit and other construction

Waterproof connector that prevents the intrusion of oil, water, and dust from the power cord and cable entry points.

• Wiring devices
• Waterproofing work
• Power distribution and control panels

*Comprehensive catalog available for free distribution: Seiwa Electric's noise control related products*

• Anti-vibration rubber
• Waterproof, moisture-proof, explosion-proof lighting fixtures
• Waterproofing work

For safe and comfortable work! Light-blocking glasses that can be worn without discomfort, whether you wear glasses or not!

• Metalwork

Dissimilar metals can also be joined with high strength. Proposals for press processing that contribute to environmental measures are also possible. There are examples of a 70% reduction in CO2 emissi...

• Processing Technology
• Piping materials (copper pipes, cast iron pipes)
• Steel construction

Coating, norovirus, thin application, general-purpose polymer emulsion.

• Plastering base material
• glue
• Plastering and painting work

Hollow Wall Construction Method for Fire Protection Measures at Cable Penetration Points

• Insulation work
• Disaster prevention supplies

Outlet switch box construction method: Fire prevention measures for cable penetration parts.

• Insulation work
• Disaster prevention supplies

It is a mortar adhesive enhancer of the wet type, primarily composed of special synthetic resin.

• glue
• Tile work

No pollution! Odorless! Easy to install! Waterproof for my home OK!!

• Cement roof tile
• Humidity control materials
• Roof and gutter construction

Excellent effectiveness in improving the efficiency of plastering work and shortening construction periods!!

• Mortar and plaster materials
• Plastering and painting work

By applying freezing point depression to the mixed water, it becomes antifreeze and prevents frost damage.

• Humidity control materials
• Waterproofing work

Cement hardening accelerator that promotes cement curing and speeds up initial strength.

• Humidity control materials
• Waterproofing work

Imparts water resistance by reacting with cement hydration products. Cement modification and admixture type waterproofing agent.

• Cement mortar coating
• Humidity control materials
• Waterproofing work

It is a admixture that reduces strength loss due to air entrainment during product addition and minimizes the impact on slump and air content.

• Humidity control materials
• Waterproofing work

Shortened construction period and urgent work! Fast-setting premixed mortar.

• Mortar and plaster materials
• Premixed mortar
• Plastering and painting work

Not natural stone or ceramic tiles, but glass material. That's why it doesn't absorb. But it's still properly thin.

• Tile/Indoor
• Toilet
• Tile work

Comprehensive manufacturer of curtain rails ■ Currently recruiting sales agents and installation agents! ■

• Curtain rails
• Miscellaneous metal items
• Interior construction