List of Inspection hatches, manhole covers, and ditch covers products
- classification：Inspection hatches, manhole covers, and ditch covers
1～45 item / All 347 items
Manage jack pressure and remotely check hydraulic and water pressure measurements without manual intervention! Quickly and safely obtain data without entering the installation site!
- Other measuring instruments
We offer a rich selection and reliable technology. With comprehensive guarantees, you can feel secure even after installation! For commercial air conditioners suitable for offices and stores, please c...
- Heating and cooling equipment and facilities
[Special Selection] Designed for Severe Winter! Commercial Air Conditioner for Cold Regions | Sumi no Mori
Even in sub-zero temperatures, management that doesn't stop. ~Proposal for upgrading to next-generation commercial air conditioners designed for cold regions~ On winter mornings, offices and stores are not warming up. Is that slight "heating loss" directly linked to decreased employee performance and dissatisfaction from important customers? If your existing air conditioner has been installed for over 10 years, it poses a "hidden management risk." The latest commercial air conditioners for cold regions have evolved from mere heating devices into powerful infrastructure that supports stable operation during winter. [Three Reasons to Recommend Cold Region Models] Overwhelming defrosting performance: Maintains performance even in low outdoor temperatures. Continuous operation technology that doesn't stop heating creates a comfortable space. Cost reduction: The latest inverter technology significantly reduces electricity costs compared to older models. Avoidance of failure risks: Prevents high repair costs and losses from business interruptions due to sudden failures of aging models. From "still working" to "replace it while you can." Shall we get through the harsh winter with reliable peace of mind and efficient cost management? If you have any questions or would like a quote, please feel free to contact us. We will fully support you in replacing your commercial air conditioner!
![[Floor Inspection Hatch] New Hatch ...](https://image.www.ipros.com/public/product/image/1338891/IPROS15739678916946574964.jpg?w=280&h=280){kind=small}
Please choose a floor inspection opening suitable for your needs, from waterproof and odor-proof types that can be used outdoors to those accessible from indoor corridors.
- Inspection hatches, manhole covers, and ditch covers
- Miscellaneous metal items
"Smooth Equipment Inspection" - This is an aluminum wall inspection opening that blends seamlessly with the wall thanks to its slim frame.
- Miscellaneous metal items
- Inspection hatches, manhole covers, and ditch covers
The ceiling inspection hatch "High Hatch" was released in 1964 as the first industrialized product in the industry and continues to be a long-selling item that is still being improved today.
- Miscellaneous metal items
- Inspection hatches, manhole covers, and ditch covers
460mm square bronze, with a clean design of 9.5mm width for both the outer and inner frames! By changing the screw fixing position, construction time is shortened, making it economical.
- Inspection hatches, manhole covers, and ditch covers
Notice of the "Shimizu Fair 2026" to be held on March 13, 2026 (Friday) at the Tokyo venue.
Shimizu Corporation will hold the "Shimizu Fair 2026" at Theater 1010 (Senju) in Kitasenju Marui. With the theme "Weaving the Next Generation - new PRODUCTS -", we aim to connect our thoughts with yours and share useful information about new products and trends at the Shimizu Fair venue to benefit everyone. We plan to showcase a variety of new products necessary for creating comfortable living spaces. Please come and see our building hardware, interior items, barrier-free solutions, adhesive repair agents, DIY products, and more in person. We look forward to welcoming everyone to the event.
Frame-less that blends with the floor.
- Inspection hatches, manhole covers, and ditch covers
Easy-to-install simple inspection door
- Inspection hatches, manhole covers, and ditch covers
- Hardware Doors, Handles and Locks
Supports lids made of resin, metal, and more! We also handle new installations, replacements, site surveys, and on-site construction!
- Inspection hatches, manhole covers, and ditch covers
- Other construction services
This is a catalog of "hydrant boxes." We offer products that meet the JCW standards specified by the Ministry of Land, Infrastructure, Transport and Tourism.
- Inspection hatches, manhole covers, and ditch covers
This is a catalog of cast iron manhole covers. They are manufactured in accordance with the standards of the Air Conditioning and Sanitary Engineering Society (Shase-s).
- Inspection hatches, manhole covers, and ditch covers
This is a catalog for cast iron "decorative manhole covers." They are manufactured in accordance with the standards of the Society of Air Conditioning and Sanitary Engineering (Shase-s).
- Inspection hatches, manhole covers, and ditch covers
This is a catalog for "cast iron grates." They are manufactured in accordance with the standards of the Society of Heating, Air-Conditioning and Sanitary Engineers (SHASE-S).
- Inspection hatches, manhole covers, and ditch covers
Introducing points and NETIS registered products that prevent water accumulation on roads and rainwater runoff to private land due to high drainage functionality!
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Dam construction
The replacement of the side ditch construction has been shortened to 1/4 with "high-tensile steel," which ensures the securing of water flow cross-sections and good workability!
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Pavement construction
We propose a reduction in life cycle costs! We have won the Infrastructure Maintenance Award!
- Inspection hatches, manhole covers, and ditch covers
Termites, moisture, aging... You notice them because there is an inspection opening!
- Inspection hatches, manhole covers, and ditch covers
Before drawing, we will have multiple meetings using sketches and photos to align our understanding and create the final product!
- Inspection hatches, manhole covers, and ditch covers
Easy installation on-site! It's a one-touch window that requires no tools.
- Inspection hatches, manhole covers, and ditch covers
New model SUS-made OG super high-tensile high-strength fine grating! "Fine Grate"! Exhibits high durability performance even under loads in the "twisting" direction!
- Inspection hatches, manhole covers, and ditch covers
We have renewed our homepage. A variety of the latest grating products are now featured. (Okagrate Co., Ltd.)
We have renewed our homepage. A variety of the latest grating products are now featured. - The award-winning new form of grating, "Safety Walker" - High-strength OG Super High Ten Grating made of stainless steel with a new manufacturing method, "Fine Grate" - Easy-to-fix grating and striped steel plate cover for U-shaped gutters, "OG Lock Series" - Barrier-free grating, "Neo Slit" - Pursuing slip resistance, safety, and design, "Premium Expand" - Wooden grating made from recycled thinning wood, "Eco Wood Grating" - Environmentally friendly grating using recycled plastic chips, "Eco Pla Grating" And many more are featured.
The "Safety Walker" installed on the premises of major companies in the Tokyo Stock Exchange Prime segment helps to suppress falling debris such as fallen leaves. It is resistant to clogging and diffi...
- Inspection hatches, manhole covers, and ditch covers
A safety walker installed at a famous ramen shop as a measure against large vehicle entrances. Its structure features a flat top surface, making it durable, resistant to clogging, and lightweight.
- Inspection hatches, manhole covers, and ditch covers
The "Safety Walker" installed in a sake brewery that is a famous pilgrimage site for anime. The top surface is flat, making it easy to pass through with a cart, it is less likely to get clogged, and i...
- Inspection hatches, manhole covers, and ditch covers
"Safety Walker" installed at golf courses of Tokyo Stock Exchange Prime companies. The top surface is flat, resistant to clogging, durable, and lightweight.
- Inspection hatches, manhole covers, and ditch covers
New model! OG Super High Tensile High Strength SUS Grating 'Fine Great' with fine mesh! Exhibits high durability performance under torsional loads!
- Inspection hatches, manhole covers, and ditch covers
New model debut: Exhibits high durability performance even under torsional loads! OG Super High Tensile High Strength Stainless Steel Grating 'Fine Great'.
- Inspection hatches, manhole covers, and ditch covers
High non-slip effect! A pit cover that combines high drainage functionality with excellent slip resistance and aesthetics has been born.
- Inspection hatches, manhole covers, and ditch covers
Essential items around apartments, collective housing, and mansions! A standard product made of cast iron mesh, the 'cast iron grating cover' with fine mesh, just like manholes!! β
- Inspection hatches, manhole covers, and ditch covers
Essential item for apartment buildings and condominiums! The standard product 'cast iron grating cover' made of the same material as manholes!
- Inspection hatches, manhole covers, and ditch covers
We have renewed our homepage. A variety of the latest grating products are now featured. (Okagrate Co., Ltd.)
We have renewed our homepage. A variety of the latest grating products are now featured. Awarded the Good Design Award, the new type of grating "Safety Walker" High-strength OG Super High-Tensile Grating made of stainless steel using a new manufacturing method "Fine Grate" Easy-to-fix grating for U-shaped ditches and striped steel plate covers "OG Lock Series" Barrier-free grating "Neo Slit" Pursuing slip resistance, safety, and design "Premium Expand" Wooden grating made from recycled thinning materials "Eco Wood Grating" Environmentally friendly grating using recycled plastic chips "Eco Pla Grating" And many more are featured.
Laser processing machines and bending processing, etc.! Please let us know your requests for "products you would like us to create."
- Inspection hatches, manhole covers, and ditch covers
Safety measures products to prevent the familiar dangers lurking in open ditches and irrigation channels found on the streets!
- Inspection hatches, manhole covers, and ditch covers
We have renewed our homepage. A variety of the latest grating products are now featured. (Okagrate Co., Ltd.)
We have renewed our homepage. A variety of the latest grating products are now featured. Awarded the Good Design Award, the new type of grating "Safety Walker" High-strength OG Super High-Tensile Grating made of stainless steel using a new manufacturing method "Fine Grate" Easy-to-fix grating for U-shaped ditches and striped steel plate covers "OG Lock Series" Barrier-free grating "Neo Slit" Pursuing slip resistance, safety, and design "Premium Expand" Wooden grating made from recycled thinning materials "Eco Wood Grating" Environmentally friendly grating using recycled plastic chips "Eco Pla Grating" And many more are featured.
Noise prevention from rattling! It does not obstruct pedestrian passage and is also effective for theft prevention.
- Inspection hatches, manhole covers, and ditch covers
We have renewed our homepage. A variety of the latest grating products are now featured. (Okagrate Co., Ltd.)
We have renewed our homepage. A variety of the latest grating products are now featured. Awarded the Good Design Award, the new type of grating "Safety Walker" High-strength OG Super High-Tensile Grating made of stainless steel using a new manufacturing method "Fine Grate" Easy-to-fix grating for U-shaped ditches and striped steel plate covers "OG Lock Series" Barrier-free grating "Neo Slit" Pursuing slip resistance, safety, and design "Premium Expand" Wooden grating made from recycled thinning materials "Eco Wood Grating" Environmentally friendly grating using recycled plastic chips "Eco Pla Grating" And many more are featured.
Easy, safe, and soundproof! Simple installation by connecting the main body and fitting it into a concrete groove. Installed in concrete precast products and circular waterways.
- Inspection hatches, manhole covers, and ditch covers
Round and irregular shapes are also available! Theft prevention options and noise reduction options are also provided.
- Inspection hatches, manhole covers, and ditch covers
The standard stainless steel grating! SUS304. Flat bar type with main material pitches of 30, 22, 15, 13, and 11 millimeters. The minimum gap is 7 millimeters.
- Inspection hatches, manhole covers, and ditch covers
Standard stainless steel grating! SUS304. Flat bar type with main material pitches of 30, 22, 15, 13, and 11 millimeters. Minimum gap is 7 millimeters.
- Inspection hatches, manhole covers, and ditch covers
Applied products with a message! Gratings found on roads and sidewalks.
- Inspection hatches, manhole covers, and ditch covers