List of Inspection hatches, manhole covers, and ditch covers products
- classification:Inspection hatches, manhole covers, and ditch covers
181~225 item / All 352 items
It does not flood even under an external water pressure of 0.15 MPa! This is a product for preventing flooding inside manholes due to heavy rain and tsunamis.
- Inspection hatches, manhole covers, and ditch covers
Safe to walk even on rainy days! Non-slip and secure. Stylish design.
- Inspection hatches, manhole covers, and ditch covers
Renovation of the existing underground drainage ditch to a bolt-fixed type by simply replacing the cover.
- Inspection hatches, manhole covers, and ditch covers
A variety of wall designs are possible! When you push the wall at the door edge, a handle appears.
- Inspection hatches, manhole covers, and ditch covers
For the safety of our lives! Manhole cover raising and replacement work should be done with a smart and efficient construction method!
- Inspection hatches, manhole covers, and ditch covers
- Manhole body
- Other civil engineering works
Effective use of the flat sidewalk over the side ditch! It is less prone to wear and damage, which helps reduce maintenance.
- Inspection hatches, manhole covers, and ditch covers
Improving the work environment and enhancing safety! A lineup tailored to design and needs.
- Other lighting fixtures
- Inspection hatches, manhole covers, and ditch covers
- Opening and closing devices for high windows and smoke exhaust windows
It catches garbage such as dead branches, fallen leaves, and empty cans.
- Inspection hatches, manhole covers, and ditch covers
It is possible to ensure underfloor ventilation for the building and create a flat tiled terrace indoors. A cantilever structure is adopted that allows construction without touching the building's ext...
- Inspection hatches, manhole covers, and ditch covers
- Ventilation openings
- Tile/Outdoor
Selectable natural stones. Excellent permeability. Safe for passage.
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Grating
Supports complex underfloor wiring systems for diversified offices, supermarkets, hospitals, and more.
- Inspection hatches, manhole covers, and ditch covers
- Manhole body
- Tile work
By using the principle of leverage, you can easily lift the grating.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Transport machinery
Fits as a drainage cover around the exterior, such as the greenery and flowers in the garden and lighting fixtures!
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Manhole body
Gap of 8.5mm or less! This is a manhole cover designed with consideration for walking in high heels.
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Manhole body
By forcibly securing the frame and the main body with bolts, you can prevent rattling and noise.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Parking lot facility construction
The goal was "a sense of unity with the sidewalk."
- Inspection hatches, manhole covers, and ditch covers
- Manhole body
- Insulation work
This is a manhole cover that can be filled with the surrounding paving material as is. It features a roller slide opening and closing mechanism that can be operated with minimal force.
- Inspection hatches, manhole covers, and ditch covers
- Manhole body
- Tile work

Announcement of the free distribution of the "CHUBU Building Materials Product Comprehensive Catalog 2023."
We are pleased to announce the release of the latest edition of the "CHUBU Building Materials Comprehensive Catalog 2023" by Chubu Corporation. It contains a wealth of the latest building materials information in full color, so please take this opportunity to take a look.
Stainless steel support frame for cantilever that reduces construction labor.
- Inspection hatches, manhole covers, and ditch covers
Adopting a detachable water catchment area filled with gravel! It fits flat with the ground surface, creating an open feeling in the garden.
- Inspection hatches, manhole covers, and ditch covers
It enhances the beauty of the building and the surrounding scenery with a beautiful form that is resistant to rust.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Dam construction

Announcement of the free distribution of the "CHUBU Building Materials Product Comprehensive Catalog 2023."
We are pleased to announce the release of the latest edition of the "CHUBU Building Materials Comprehensive Catalog 2023" by Chubu Corporation. It contains a wealth of the latest building materials information in full color, so please take this opportunity to take a look.
The formwork of the frame-insert type formwork set can be poured simultaneously with the slab concrete, allowing for quick and easy construction.
- Inspection hatches, manhole covers, and ditch covers
- Water and sewerage pipe fittings
- Manhole body
Prevent wobbling and noise with anchor stops! Concrete floor slabs with slits.
- Inspection hatches, manhole covers, and ditch covers
One-touch attachment and detachment! It blocks heat, prevents the occurrence of large bumps, and creates a comfortable road environment.
- Safety and consumables
- Inspection hatches, manhole covers, and ditch covers
- Piping and insulation
Available for rental! Temporary cover for paving work with a concentric circle pattern for easy identification of the manhole center.
- Inspection hatches, manhole covers, and ditch covers
A crosswalk and gutter solution that prevents wheelchair casters from falling off! Its connected structure provides anti-theft benefits.
- Inspection hatches, manhole covers, and ditch covers
The slit is a safe barrier-free feature! It can prevent rainwater from crossing from both the private land and the road.
- Inspection hatches, manhole covers, and ditch covers
Domestic PC-made grating!
- Inspection hatches, manhole covers, and ditch covers
By inserting a steel cover frame under the L-shaped drainage ditch, it is possible to reduce the relocation of existing buried pipes.
- Road facilities
- Inspection hatches, manhole covers, and ditch covers
- Road signs and road accessories
Introducing airport and electrical construction-related products such as hand holes, manholes, and cast iron covers!
- Inspection hatches, manhole covers, and ditch covers
- others
Uniform quality due to factory production! Installation and removal are easy with a screwdriver.
- Inspection hatches, manhole covers, and ditch covers
With a new lineup that excels in safety and aesthetics, the variety of planning and design options has further increased!
- Inspection hatches, manhole covers, and ditch covers
Self-extinguishing flame-retardant foam made of polystyrene! Ensures airtightness with an EPS spring mechanism and features an easy-to-open lid structure!
- Inspection hatches, manhole covers, and ditch covers
Lightweight resin lid achieved through overwhelming construction efficiency and unique technology! The main body of the storage box features a reassuring antibacterial specification.
- Underfloor storage unit
- Inspection hatches, manhole covers, and ditch covers
We have a wide range of products, including wall inspection openings and one-touch underfloor inspection openings!
- Inspection hatches, manhole covers, and ditch covers
Including installation diagrams, detailed drawings, and standard dimensions! Introducing assembly diagrams of various products.
- Inspection hatches, manhole covers, and ditch covers
- Drainage and ventilation equipment
- Reinforcement and repair materials
A wide variety of products such as "wall inspection openings" and "leaf shelf posts" that can be easily installed without the need for groundwork are featured!
- Inspection hatches, manhole covers, and ditch covers
- Drainage and ventilation equipment
- Support hardware/opening hardware
Capable of manufacturing cast products in various sizes and applications.
- Other park materials
- Road signs and road accessories
- Inspection hatches, manhole covers, and ditch covers
Various designs can be produced. Design manhole covers.
- Manhole body
- Road facilities
- Inspection hatches, manhole covers, and ditch covers
A cover for preventing falls and drop accidents at openings that allows for speedy installation!
- Inspection hatches, manhole covers, and ditch covers
Butyl rubber-based adhesive compresses the rib, ensuring a watertight seal! It is a dry construction method that does not require adhesive and uses mechanical fixation.
- others
- Fittings
- Inspection hatches, manhole covers, and ditch covers
No need for conversion fittings! The butyl rubber adhesive securely holds the ribs in place and ensures a watertight seal.
- others
- Fittings
- Inspection hatches, manhole covers, and ditch covers
Accommodates various heights and road gradients! Lightweight and easy to assemble, it simplifies construction and enables quick recovery at the site while reducing labor.
- Inspection hatches, manhole covers, and ditch covers
- others
[Cut sample available] A flexible layout that accommodates complex groove shapes. We have extensive experience in schools, including baseball fields, grounds, and pools!
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Other park materials
It demonstrates its power even in sudden guerrilla downpours! It maintains drainage performance even when leaves and debris accumulate.
- Grating
- Drainage and ventilation equipment
- Inspection hatches, manhole covers, and ditch covers
L-shaped drains for plant facility floors and roads. We will solve your problems!
- Grating
- Drainage and ventilation equipment
- Inspection hatches, manhole covers, and ditch covers