List of General civil engineering materials products
- classification：General civil engineering materials
1216～1260 item / All 2011 items
Clear visibility with transparent glass! Recommended for store and building entrances.
- Disaster prevention fittings
- Entrance/Exterior Doors
Matches the surrounding environment! The increase in block size and mechanical construction enables shortened construction periods and labor savings.
- Concrete Retaining Wall
- Retaining wall
- Stacking blocks
Significant reduction in construction time! At the construction site, special tasks such as rebar, concrete, and formwork are hardly used!
- Concrete Retaining Wall
- Retaining wall
- Stacking blocks
Reduce construction costs with labor-saving and speed-up! It stands independently with a 5-degree slope and can be easily constructed with machinery!
- Concrete Retaining Wall
- Retaining wall
- Stacking blocks
Planting of shrubs is possible! You can enjoy a variety of landscapes depending on the types of trees!
- Concrete Retaining Wall
- Retaining wall
- Stacking blocks
Reinforced concrete structure! It can reduce the amount of concrete poured on-site, leading to cost reduction.
- Concrete Retaining Wall
- Retaining wall
- Stacking blocks
Products that meet PRCA inspection standards with a 5-degree slope and a height of 8m or less! No need for formwork installation or removal, allowing for labor savings and cost reduction.
- Concrete Retaining Wall
- Retaining wall
Standard type and right-hand/left-hand end types are available! You can plant shrubs!
- Concrete Retaining Wall
- Retaining wall
Starting with a finish of iron flat stones, we offer a lineup of finishes including granite and pebble finishes!
- Concrete Retaining Wall
- Retaining wall
A 2-minute slope type that takes eye care into consideration! Available in grid stone type and vertical slit type, among others.
- Concrete Retaining Wall
Achieving economic cross-sections! The type of retaining wall used varies depending on the type of protective fence.
- Concrete Retaining Wall
- Foundation construction
We offer two types: a 250mm type and a 300mm type that can accommodate the installation of soundproof walls and other features!
- Concrete Retaining Wall
Applicable to reinforced earth walls and block masonry, etc.! In standard products, it can accommodate curves with an inner radius of 42m and an outer radius of 25m!
- Concrete Retaining Wall
By adopting a T-shaped beam structure, we achieve a safe and economical cross-section!
- Concrete Retaining Wall
Addressing land use constraints! Reverse L retaining wall
- Concrete Retaining Wall
In the examination of the structural framework under stable conditions, the allowable stress method is used!
- Concrete Retaining Wall
- Retaining wall
Positioning is possible during construction with a concave-convex shape! The base plate section will be poured with on-site concrete.
- Concrete Retaining Wall
- Retaining wall
By integrating concrete rigid protective fences and L-shaped retaining walls, we achieve a significant reduction in construction time.
- Concrete Retaining Wall
We accommodate all conditions! Introducing a wide range of "retaining walls"!
- Concrete Retaining Wall
- Retaining wall
Earthquake-resistant wall construction method certified for large and medium earthquakes! Manufactured under consistent quality control by certified factories!
- Concrete Retaining Wall
- Retaining wall
Manufactured under consistent quality control by a certified factory! Obtained certification under Article 14 of the Enforcement Order of the Land Development and Urban Planning Act.
- Concrete Retaining Wall
- Retaining wall
Can be used for soil retention and general construction on the sidewalk and roadway from an economic perspective! Can be installed by lifting horizontally.
- Concrete Retaining Wall
- Retaining wall
Suddenly, a small lot powder type that is suitable as a regular supply for handling cases of oil spills on soil and is easy to handle.
- Environmental Survey
- Ground improvement materials
Achieves long-term water stopping effects without damaging structures! High-pressure injection water stopping method using Alpha-Zol G.
- Waterproofing Agent
- Waterproofing work
Expansion joint material suitable for installation with mortar.
- Joint material
Comprehensive greening is possible! Launching slope greening materials made from biodegradable plastics, taking into account natural recovery.
- Tree protection materials and plant boxes
- Slope protection material
Easy installation that cuts the bottom joints just by placing it! We also accept construction work.
- Joint material
- Roof and gutter construction
You can expect drainage functionality, sound absorption effects, and a reduction in brightness!
- Various blocks
- Concrete Retaining Wall
- Tensioning and connecting blocks
Emergency measures for naturally occurring contaminated soil and temporary storage of contaminated soil!
- Civil Engineering Method
- Civil Engineering Sheet
Notice of Publication of Our "Heavy Metal Adsorption JiT Mat"
This time, in the "Technical Report No. 9: Design and Construction Manual for Excavated Soil Containing Naturally Derived Heavy Metals Using Artificial Materials - Supplementary Reference Material," supervised by the Hokkaido Environmental Conservation Technology Association, information on currently commercialized adsorption mats and sheets has been organized and included as supplementary reference material for Technical Report No. 9, featuring our heavy metal adsorption JiT mat. [Overview] Technical Report No. 9 (Supplement) consolidates information on adsorption mats and sheets developed to improve the workability and versatility of adsorption layer methods, summarizing the materials used and design techniques for each product in accordance with the design philosophy of adsorption layer methods. If you would like more details, please feel free to contact us.
By installing a special embankment (breast wall) at the top of the levee, it demonstrates flood control effectiveness.
- Embankment
Acquired VE through NETIS registration! A simple spraying method framework aimed at creating green slopes and disaster prevention, preventing washout and surface erosion of slopes and embankments, and...
- Civil Engineering Method
- Special Construction Method
- Slope protection material
★★Notice★★★ KEF is exhibiting at the Construction Technology Exhibition 2025 in Kinki★★★
Kef is exhibiting at the Wakayama Prefecture product booth at the Construction Technology Exhibition 2025 Kinki, held at Intex Osaka for two days starting from October 30, 2025. The exhibition will be open until 16:45 tomorrow, October 31, 2025 (Friday). If you have time and are nearby, we would be grateful if you could visit our Kef booth. The booth number is 162. I have uploaded images of the venue to the blog. I would appreciate it if you could check them out from the link below.
A simple spraying method framework that balances the creation of green slopes and disaster prevention! It has good workability and shortens the construction period compared to conventional spraying fr...
- Special Construction Method
- Slope protection material
- Civil Engineering Method
[Event Participation] We exhibited at the Construction Technology Exhibition 2024 in the Kinki region.
★★─────────────────────── Announcement November 7 Edition We exhibited at the Construction Technology Exhibition 2024 Kinki. ───────────────────────────────★★ We are exhibiting at the 'Construction Technology Exhibition 2024 Kinki' held from November 7 (Thursday) to 8 (Friday) at Intex Osaka. For more details, we would appreciate it if you could check the link below and the K-F update history blog.
We will support the soil pressure on the PCa version using commonly available piles!
- Special Construction Method
- Concrete Retaining Wall
Products with JIS certification are easier to install compared to gap blocks! Significant reduction in construction time!
- Concrete Retaining Wall
- Stacking blocks
- Road facilities
![[Catalog] Retaining Wall "Precast W...](https://image.www.ipros.com/public/product/image/079/2000686070/IPROS66127642079391966427.png?w=280&h=280){kind=small}
A rich lineup that can fully meet our customers' needs!
- Concrete Retaining Wall
By simply applying water, you can create a thin, highly durable concrete surface that is water-resistant and fire-resistant.
- Bentonite
Not only can it prevent surface erosion, but it can also promote the enhancement of natural vegetation.
- Ground improvement materials
You can use it widely for industrial materials such as insulation materials, as well as general merchandise and toys for young children!
- Joint material
- Roof and gutter construction
- Insulation work
Waterproof, air seal, water seal, and packing, we have a proven track record in residential building materials, automobiles, and home appliances and office equipment!
- Joint material
Design of water passage, consideration of the main body slope, etc.! We will carry out the design of gravity-type concrete sediment control dams.
- Embankment
- Other Software
- Architectural Design Software
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Side drainage function with 'no additional parts needed'! It is integrally molded with concrete.
- Gutters and U-shaped gutters
- Drainage material
Without causing thermal fusion, it has good heat retention, allowing for a significant reduction in fuel consumption!
- Civil Engineering Sheet
Rainwater and other sources are infiltrated into the ground through a mesh pipe to replenish moisture—an underground infiltration pipe for rainwater and similar uses!
- Rainwater infiltration facilities
- Drainage material
- Landscaping materials
Four types of drainage pipe diameters ranging from φ100 to φ200. A water level adjustment tool that does not interfere with agricultural work!
- Drainage material
- Agricultural civil engineering works