セブン工業 List of Products and Services

The "Curved Staircase [R Unit Type / Full Order Type]" is a staircase that enables reduced construction work and significant cost savings by using an R unit as the stair substrate without employing a curved beam. There are two options available: the "R Unit Type," which is key to creating high-quality spaces, and the "Full Order Type," which allows designers to bring their creative ideas to life. 【Features】 ■ A luxurious living space created by the beauty of curves ■ Enables reduced construction work and significant cost savings ■ R Unit Type and Full Order Type *For more details, please refer to the PDF materials or feel free to contact us.

• Wooden stairs

The "Steel Staircase" is a modern staircase that combines steel beams with wooden treads. Its design, which is filled with a sense of openness, features a see-through (skeleton) type that allows wind and light to pass through. It adds a sophisticated accent to the carefully designed living space where the family gathers. 【Features】 ■ Modern design that creates a sense of openness in the space ■ See-through (skeleton) type that allows wind and light to pass through ■ Adds a sophisticated accent to the carefully designed living space where the family gathers *For more details, please refer to the PDF document or feel free to contact us.

• Spiral staircase

"GRIP CHARGE" is a staircase with anti-slip resin. It emphasizes safety by preventing falls and slips on stairs. It uses a semi-rigid elastomer resin that is easy to install and environmentally friendly. The color settings for the resin and treads can also be coordinated according to your preferences. 【Features】 ■ "Anti-slip" to enhance staircase safety ■ High-quality anti-slip resin ■ High safety standards ■ Flexible color coordination *For more details, please refer to the PDF document or feel free to contact us.

• Wooden stairs

The "Stair Handrail" is a product handled by Seven Industries Co., Ltd., which develops and sells housing materials using engineered wood and related businesses. We offer "System Handrails (R processing)" with straight handrails (both ends R processed) and start handrails (one end R processed), as well as "Handrails (thread surface processing)." The formaldehyde emission grade is F ☆☆☆☆ and it has antibacterial specifications. 【Features】 ■ System Handrails (R processing) and Handrails (thread surface processing) ■ Formaldehyde emission grade F ☆☆☆☆ ■ Antibacterial *For more details, please refer to the PDF materials or feel free to contact us.

• others

The "Pre-cut Stairs" are products handled by Seven Industry Co., Ltd., which develops and sells housing materials using laminated wood and other materials, along with related businesses. The processing options include standard processing and optional processing. We introduce various types of stair processing, including processing for box stairs, processing for base materials for step-like stairs, processing for open-type stairs, processing for mixed (box + open) stairs, and processing for decorative step-like stairs. [Various Processing] ■ Processing for box stairs ■ Processing for base materials for step-like stairs ■ Processing for open-type stairs ■ Processing for mixed (box + open) stairs ■ Processing for decorative step-like stairs ■ Processing for spiral stairs ■ Processing for side board grooves *For more details, please refer to the PDF materials or feel free to contact us.

• Wooden stairs

The "Continuous Handrail" is a Φ35 round bar handrail that can be securely gripped by everyone from children to the elderly, providing peace of mind. We offer wooden corner materials and free corner fittings for the corner sections of the handrail, allowing for planning according to your needs, such as extending the handrail continuously along winding stairs or return stairs, as well as in hallways. We provide two types of wood, ash and rubber, and can accommodate your desired paint color, allowing for coordination with your interior design. 【Features】 ■ Planning according to usage ■ Compatible with return stairs that have landings ■ A rich selection of 20 colors ■ Formaldehyde emission rating F ☆☆☆☆ ■ Antibacterial *For more details, please refer to the PDF materials or feel free to contact us.

• Open staircase

The "Steel Open Handrail Unit" is a unit that can be easily installed as an add-on. We use handrails that prioritize safety and design, and we offer three types: vertical bars, panel, and horizontal bars. The panel type has an 8mm thick acrylic surface. It can accommodate tread depths of 180 to 240mm and riser heights of 180 to 230mm. 【Three Types】 ■ Vertical Bar Type ■ Panel Type ■ Horizontal Bar Type (Note: Horizontal bars need to be cut on-site) Additionally, we have introduced: ■ Simple Vertical Bar Type ■ Simple Horizontal Bar Type As an option, we can also provide "antiviral and antibacterial treatment" (for wooden parts only). *For more details, please refer to the PDF document or feel free to contact us.

• Open staircase

The "Wooden Open Handrail [American Type]" is a product handled by Seven Industry Co., Ltd., which manufactures and sells housing materials using laminated wood and other materials, as well as related businesses. The formaldehyde emission grade is F ☆☆☆☆ and it has antibacterial specifications. The lineup includes "main posts," "sub posts," and "handrails." We also introduce sets of anchor nuts and hanger bolts. 【Features】 ■ Main posts / Sub posts / Handrails ■ Formaldehyde emission grade F ☆☆☆☆ ■ Antibacterial *For more details, please refer to the PDF document or feel free to contact us.

• Wooden stairs

The "Wooden Open Handrail [Classic Type]" is a product handled by Seven Industry Co., Ltd., which manufactures and sells housing materials using laminated wood and other materials, along with related businesses. The formaldehyde emission grade is F ☆☆☆☆ and it has antibacterial specifications. The lineup includes "main posts," "sub posts," and "handrails." We also introduce surrounding stair materials. 【Features】 ■ Main posts / Sub posts / Handrails ■ Formaldehyde emission grade F ☆☆☆☆ ■ Antibacterial *For more details, please refer to the PDF materials or feel free to contact us.

• Wooden stairs

The handrails that enhance the staircase area are required to have beautiful designs as symbols of interior decor. However, construction at the building site is challenging and requires high skill levels. By using precut processing, we can reduce construction labor and achieve shorter construction periods. The available products are wooden open handrails in the [American type] and [Classic type]. 【Features】 ■ Reduces construction effort with precutting ■ Enables even more beautiful finishes ■ Achieves shorter construction periods *For more details, please refer to the PDF materials or feel free to contact us.

• Wooden stairs

The "Acacia Laminated Counter" is a product handled by Seven Industries Co., Ltd., which manufactures and sells housing materials using laminated wood and other materials, along with related businesses. The matte type features a high-quality finish with a non-glossy appearance that is attractive. The unique texture of acacia and the matte finish create a calm atmosphere in interior spaces. It uses the recently popular "Acacia Hybrid," a hardwood that is a crossbreed of Acacia mangium and Acacia auriculiformis. It has been proven to be highly superior in aspects such as fast growth, specific gravity, strength, tree shape, and resistance to heart rot. 【Features】 ■ High-quality finish with a non-glossy appearance ■ Matte type ■ Creates a calm atmosphere in interior spaces ■ Uses Acacia Hybrid *For more details, please refer to the PDF document or feel free to contact us.

• Other Kitchen Supplies

The "Veneer Counter" is a product handled by Seven Industries Co., Ltd., which manufactures and sells housing materials using laminated wood and other materials, along with related businesses. By using rubber laminated wood as the core material, we have achieved low costs while maintaining the beautiful colors and grain patterns of the wood. You can choose from natural hardwood veneers of ash, cherry, walnut, and maple. 【Features】 ■ Uses rubber laminated wood as the core material ■ Uses hardwood veneers ■ Four types of veneers ■ Maintains the beautiful colors and grain patterns of the wood ■ Achieves low costs by adopting rubber laminated wood as the core material *For more details, please refer to the PDF document or feel free to contact us.

• Other Kitchen Supplies

The counter connecting the kitchen and dining area plays an important role as a space that efficiently supports household chores and serves as a communication space for the family. We want to ensure not only functionality but also a strong emphasis on design and texture. In response to such requests, we have adopted an easy order system that allows you to choose from various specifications. This system is more affordable compared to traditional custom products and also shortens delivery times. Once the basic concept is decided, placing an order is as simple as filling out the necessary information on the order sheet. 【Features】 ■ Realize the counter of your dreams ■ Simple ordering system ■ Starts with determining material dimensions *For more details, please refer to the PDF document or feel free to contact us.

• Other Kitchen Supplies

At Seven Industries, which manufactures and sells housing materials using engineered wood and related businesses, we offer "Oshiire Sets." The mid-shelves and pillow shelves can be used for storage in Japanese-style closets and regular closets, available in wood grain and white wrapping types, as well as A-type solid wood without a front frame. They have a simple shape that is easy to use, and you can choose the size and color according to your needs. 【Features】 ■ Usable for storage in Japanese-style closets and regular closets ■ Simple shape for ease of use ■ Load capacity (uniform load) - Mid-shelf… up to 200kg - Pillow shelf… up to 70kg ■ Formaldehyde emission grade: F ☆☆☆☆ *For more details, please refer to the PDF document or feel free to contact us.

• Construction materials

Seven Industries, which engages in the manufacturing and sales of housing materials utilizing engineered wood and related businesses, offers "tokonoma materials." The tokobashira (floor pillars) lineup includes "cedar-shaved round logs" in maple, rosewood, and ebony, as well as "cedar surface pillars" in cypress, zelkova, and rosewood. Additionally, we provide individual components such as "tokonoma sets" with one-tier and two-tier floors, as well as pine floorboards, cedar drop beams, and ebony floor frames. 【Wood Species (Floor Pillars)】 ■ Kitayama cedar ■ Maple ■ Rosewood ■ Ebony ■ Cedar ■ Cypress ■ Zelkova ■ Rosewood *For more details, please refer to the PDF materials or feel free to contact us.

• Construction materials

Seven Industries, which manufactures and sells housing materials using engineered wood and conducts related businesses, offers "Japanese-style room construction materials." By using pre-processed materials from our factory, we have significantly reduced on-site labor and shortened construction periods. As a result, we also contribute to controlling total costs. Under a strict quality management system until the final finish, we provide high-precision products that can be used with confidence. We flexibly respond to various shapes and dimensions according to customer needs. 【Features】 ■ Achieves labor savings on-site and shortens construction periods ■ Contributes to controlling total costs ■ Provides high-precision products under a strict quality management system ■ Flexibly accommodates various shapes and dimensions ■ Offers suggestions for color painting *For more details, please refer to the PDF document or feel free to contact us.

• Construction materials