List of Opening material products

Easily connect pipes with different outer diameters! A fitting suitable for emergency repairs of buried pipes.

• others

Introducing products for entrance and exit management of doors, as well as access restrictions for each office room! Flapper gates, electric lock doors, automatic doors, key management, and more.

• Security locks (windows, front doors, etc.)

We propose a clear and open space as an alternative to traditional steel doors!

• Interior/Interior Doors

A layout suitable for the factory premises is possible.

• Large tents and tent warehouses

Contributing to condensation prevention! Featuring popular products for schools, hospitals, and public welfare facilities.

• Window and shutter openings

Surface strength increased by approximately 50%! It penetrates the interior without creating a film on the concrete surface, achieving a semi-permanent effect with just one treatment!

• Entrance/Exterior Doors

Achieving high durability and high dimensional stability! Entrance door made of new heat-treated wood.

• Entrance/Exterior Doors

The most important point for a comfortable living environment is window glass measures!

• Window and shutter openings

We are door professionals. With our one-stop service, we can provide comprehensive support.

• Entrance/Exterior Doors
• Automatic door opening and closing devices for entrances and exits (auto doors)
• Aluminum sash

Introducing a rich lineup including fine ribs, top lines, and slim wood grain styles!

• Entrance/Exterior Doors

Providing excellent solutions! Introducing PU roof panels, garage doors, steel truss decks, and more.

• panel
• Entrance/Exterior Doors
• Rock wool

Japan's first movable partition that can adjust light (transparent/opaque) is born!

• Special function opening
• Other office supplies
• Spatial Design

Garlock's "Sealing Products Comprehensive Catalog" featuring gaskets, sheets, and gland packing!

• Special function opening

Nickel-plated aluminum has made it possible to solder to aluminum by applying a nickel layer to the aluminum surface.

• Hardware Doors, Handles and Locks

A unique nickel plating treatment is applied to the aluminum surface, which "reduces contact resistance" and allows for stable long-term electrical conduction through the aluminum.

• Hardware Doors, Handles and Locks

Nickel-plated aluminum is a functional material with excellent properties proposed by Japan Aluminum.

• Hardware Doors, Handles and Locks

Equipped with a soft-close feature that reduces impact during opening and closing! Also prevents forgetting to close the door.

• Interior/Interior Doors
• Folding doors/accordion doors
• Other fittings

We have a selection of popular domestic products! Leave the installation and replacement work to us.

• awning

Items that create a rich living space in Europe! Each piece is a handmade original.

• Entrance/Exterior Doors

Special frame structure specialized for laser safety (patented) protects the eyes of workers! A mobile laser safety partition is also available for sale.

• Window and shutter openings

Let's incorporate soundproof doors for a comfortable living! An explanation of the benefits and more in the column.

• Soundproofing/Shielding Unit
• Interior/Interior Doors

Introducing where each noise control measure should be used in the building!

• Soundproofing/Shielding Unit
• Interior/Interior Doors

When you want to soundproof a room, we will introduce soundproofing methods by location in a column!

• Soundproofing/Shielding Unit
• Interior/Interior Doors

Can't you make something like this? Please consult with us! Design and manufacturing of special mechanisms and functional parts! Introducing unique and creative solutions for innovative ideas.

• Window and shutter openings
• Gates, walls and fences
• Folding doors/accordion doors

For homes, buildings, and windows! A half-open sliding structure that excels not only in functionality but also in aesthetics.

• Security glass and sashes
• Security glass and sashes

Ventilation is possible even when the sliding door is closed! Its built-in door design provides a sturdy structure, making it impossible to see through from any angle.

• Interior/Interior Doors

From modern designs to classic atmospheres! You can choose according to the concept of your room.

• Soundproofing panels
• Interior/Interior Doors

Introducing soundproofing measures for drum practice! It's important to prevent sound vibrations from transmitting outside the room.

• Soundproofing panels
• Interior/Interior Doors

When practicing electric guitar at home, soundproofing measures are necessary! I will explain in detail.

• Soundproofing panels
• Interior/Interior Doors

The Environmental Basic Law establishes noise standards! An explanation including recommendations for soundproof doors.

• Soundproofing panels
• Interior/Interior Doors

What kind of soundproofing measures are necessary? I will explain by points.

• Soundproofing panels
• Interior/Interior Doors

The noise level is between 90 and 100 decibels, comparable to the sound of a subway! Here are some countermeasures explained.

• Soundproofing panels
• Interior/Interior Doors

Soundproof doors come in various types! It's important to choose one that suits your lifestyle and environment.

• Soundproofing panels
• Interior/Interior Doors

To create high-quality live streaming videos, a suitable environment for broadcasting is also necessary!

• Soundproofing panels
• Interior/Interior Doors

Focusing on common concerns in dance studios! Introducing the benefits of installing soundproof doors.

• Soundproofing panels
• Interior/Interior Doors

It varies depending on individual hearing and perception! An explanation of noise units, numerical guidelines, and measurement methods.

• Soundproofing panels
• Interior/Interior Doors

When recording at home, basic soundproofing measures are essential! Here are some specific points to keep in mind.

• Soundproofing panels
• Interior/Interior Doors

For those considering soundproofing work or looking for contractors! Introducing case studies of troubles.

• Soundproofing panels
• Interior/Interior Doors

Essential for creating a good workplace environment! Explaining the necessity of soundproofing measures in the office.

• Soundproofing panels
• Interior/Interior Doors

Take proper measures against heat in the soundproof room! A small space with high airtightness.

• Soundproofing panels
• Interior/Interior Doors

For those struggling to choose sound-absorbing materials! Understand the characteristics correctly and select materials suitable for your needs.

• Soundproofing panels
• Interior/Interior Doors

The soundproof room is very heavy! Is it possible to install it, and can it be resolved by reinforcing the structure?

• Soundproofing panels
• Interior/Interior Doors