List of General civil engineering materials products

Natural wood endless tape with a thickness of 0.9 to 3 mm. It contributes to improved yield and productivity as a substitute for solid wood for the edges of furniture and fixtures.

• others

By simply increasing the formwork, we can achieve a variety of variations. Formwork costs are reduced, and productivity is improved! We respond to various site needs with multifunctionality.

• Gutters and U-shaped gutters

Improved water stop performance with a patented fitting bar. For flood prevention in medical settings.

• Water stop

Flowchart for selecting vegetation sheets, vegetation mats, and vegetation substrate mats with enhanced erosion prevention.

• Civil Engineering Company
• Slope protection material
• Landscape Design

Natural Invasion Promotion Work

• Civil Engineering Company
• Slope protection material
• Landscape Design

Flowchart for selecting vegetation sheets, vegetation mats, vegetation substrate mats, for use within frames, and special soils (acidic, alkaline, soil improvement).

• Slope protection material
• Landscape Design
• Wall and rooftop greenery

Is mowing at that timing the right choice? Let me share some key points to effectively suppress the growth of weeds!

• Civil Engineering Sheet

JIS certified product! Sealing material suitable for various joint seals in interior and exterior finishes of buildings.

• Joint material

Health housing products that harmonize with homes and people! Introducing sealing materials with double weather resistance that paint adheres to.

• Joint material

Economical and beautifully finished! It cures underwater and on wet surfaces, demonstrating excellent adhesion.

• Joint material

A diverse lineup of methods to protect against animal damage from deer and wild boars. We also offer proposals for methods tailored to the specific challenges of each site.

• Pest and insect control products
• Slope protection material
• Erosion control works

Essential auxiliary materials for greening.

• Planting work
• Slope protection material
• Landscaping materials

Thin cotton that adheres to the surface irregularities with moisture equivalent to night dew, for erosion prevention and germination.

• Slope protection material
• Road construction
• Civil Engineering Method

Here is a brief introduction to the basic concept of slope protection (slope greening) work! If you have any requests for more detailed information, please feel free to contact us.

• Slope protection material
• Civil Engineering Sheet
• Landscaping materials

Long-lasting fertilizer effect! A vegetation mat that enables stable greening with easy installation.

• Wall and rooftop greenery
• Slope protection material
• Sandbags

Rockfall prevention, slope collapse measures, materials for slope work.

• Protective fence
• Tunnel construction
• Rockfall prevention agent

Adhesive bonding seeds, fertilizers, and soil improvement materials with water-soluble glue in a black polyethylene shading net bag.

• Sandbags
• Landscaping and planting
• Slope protection material

Effective for environmental measures: Slope protection and greening methods by soil algae, applicable as natural invasion promotion and natural landscape restoration methods.

• Slope protection material

【Erosion Cotrol Mat with Hexagonal Wire Mesh】 "Erosion Prevention + Surface Reinforcement from the Moment of Construction" Stable protection is possible even in steep slopes and cold regions with the ...

• Civil Engineering Sheet
• Slope protection material
• Landscaping materials

Protect wood chips and logs from rain and other elements! Enables efficient drying using fermentation heat and natural conditions, allowing for long-term storage.

• Waterproofing work
• Waterproof sheet
• Civil Engineering Sheet

Modified asphalt-based high durability protective sheet ■NETIS registration number: KT-210041-A

• Civil Engineering Sheet
• Slope protection material
• Other civil engineering works

NETIS registration number: CB-150003-VE ■ This is a soil erosion prevention material.

• Civil Engineering Sheet
• Slope protection material
• Other civil engineering works

It will lead to the promotion of the utilization of timber produced in Ishikawa Prefecture.

• Slope protection material
• Other earthworks, foundation works, and exterior floors

High quality reflecting the results of seismic experiments! L-shaped retaining walls for residential construction that can withstand large-scale earthquakes.

• Concrete Retaining Wall
• Retaining wall

Smooth movement and easy installation! Contributing to the efficiency of the stockyard.

• Concrete Retaining Wall

Streamline sorting operations! Reverse T-shaped retaining wall for stockyards.

• Concrete Retaining Wall

Reverse T-shaped retaining wall that realizes the efficiency of the stockyard.

• Concrete Retaining Wall

Reverse T-shaped retaining walls that achieve efficiency and cost reduction in earth retention work.

• Concrete Retaining Wall

Efficient material management at the quay! Reverse T-shaped retaining wall for stockyards.

• Concrete Retaining Wall

Foundation work for solar power generation facilities! Easy-to-install reverse T-shaped retaining wall.

• Concrete Retaining Wall

Streamlining the setup and removal of event venues! Reverse T-shaped retaining wall.

• Concrete Retaining Wall

L-shaped retaining walls for residential construction to respond to large-scale earthquakes.

• Concrete Retaining Wall
• Retaining wall

Supports smooth cargo handling! Reverse T-shaped retaining wall for stockyards.

• Concrete Retaining Wall

This is the comprehensive catalog of Rontai Co., Ltd.! It includes not only our own products such as vegetation sheets, mats, and sandbags, but also information on the necessity of slope greening.

• Slope protection material

■■Equivalent effect to vegetation substrate spraying work■■ Adheres well to steeply sloped surfaces■■

• Civil Engineering Sheet

■■ Equipped with jute net for scatter prevention ■■ Main constituent materials are biodegradable ■■

• Slope protection material

Is straw actually amazing!? I'll reveal the secrets of straw that are useful for slope greening! [Free materials available]

• Slope protection material

The tensile strength is over 500N/cm, which is five times the usual! It is a short fiber protective mat suitable as a waterproof layer protection mat that prevents mat deformation during and after con...

• Drainage material
• Waterproof sheet

Weather resistance and penetration resistance are usually over 1000N, which is twice as much! A shading protection mat for waste final disposal sites that also excels in impact resistance.

• Drainage material
• Waterproof sheet

The FP sheet is a non-woven fabric effective for separation, filtration, and reinforcement. It is also effective as an emergency water protection material in urgent situations.

• Drainage material
• Waterproofing work
• Roof and gutter construction

A very lightweight, sand gap-targeted, finely designed suction prevention agent with specified weight! It also has excellent permeability for the elimination of groundwater. *Catalogs will be provided...

• Drainage material
• Waterproofing work
• Roof and gutter construction

A type of palm fiber that returns to nature! Extremely lightweight, it serves as a suction prevention agent that contributes to the initial surface stability of embankments and excavations. *Free cata...

• Drainage material
• Waterproofing work
• Roof and gutter construction

You can choose from a wide range of products according to your needs, including washout prevention agents, surface drainage agents, and protective mats!

• Drainage material

Height 2m, unlimited width! A water barrier to protect parking lots from sudden heavy rain.

• Water stop