Last Updated： Aggregation Period:Aug 13, 2025～Sep 09, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Aug 13, 2025～Sep 09, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Aug 13, 2025～Sep 09, 2025
This ranking is based on the number of page views on our site.
16～30 item / All 251 items
Leave it to us for decorative manhole covers for colored paving.
Balancing 'quality' and 'speed' at a high level to build solid trust. Just-in-time delivery is our motto.
[Free Estimate] Solutions for problems with inspection covers! We accept design and manufacturing of covers in various materials and sizes. *No manufacturer restrictions.
We design and manufacture lids that fit the dimensions of grease interceptors for our customers, using various materials such as steel plates and stainless steel. If you have inspection openings or interceptor lids and are facing issues like "rust," "holes," or "wobbling," we can help! In such cases, please leave it to Prepai Industry! We provide quick and free estimates! If you would like a "free estimate," please contact us using the information below. 【Features】 ■ Compatible with various materials (such as steel plates and stainless steel) ■ No restrictions on manufacturers ■ Free estimates *For more details, please download the PDF document or contact us.
Are you having issues with commercial products not fitting, concerns about the smell from the grooves, or inconvenient steps? We can solve these problems!
Are you having trouble with drainage covers, such as store-bought ones not fitting, unpleasant odors from the drains, inconvenient steps, or other issues? Okooka Manufacturing Co., Ltd. will solve your drainage cover problems. 【Common Issues】 ■ Store-bought ones do not fit... ■ Unpleasant odors from the drains... ■ Inconvenient steps... ■ Complex drains that cannot be covered... ■ The cover is loose... ■ Want to replace concrete covers... ■ Slippery and dangerous... ■ Cannot walk in high heels... and more *For more details, please refer to the PDF materials or feel free to contact us.
Introducing pit hardware such as stainless steel wiring pit covers for P tiles and porcelain tiles!
The "Wiring Pit Cover" is a product handled by Okuoka Manufacturing, which designs, manufactures, and sells building materials and fixtures. We offer a lineup that includes the stainless steel wiring pit cover "OPC-S," which can accommodate finish materials with a thickness of 3mm or less, such as P tiles and PVC long sheets, as well as the steel pit cover "OKSP-3(5)," made from electroplated checkered steel plate. 【Product Lineup】 ■ Stainless Steel Wiring Pit Cover (Stainless Steel Joint) for P Tiles "OPC-S" ■ Stainless Steel Wiring Pit Cover (Stainless Steel Joint) for Porcelain Tiles "OPM-S" ■ Steel Wiring and Piping Pit Cover (Checkered Steel Plate, Electroplated Finish) "OKSP-3(5)" ■ Steel Wiring and Piping Pit Cover (Checkered Steel Plate, Galvanized Finish) "OKCP-5(6)" *For more details, please refer to the PDF materials or feel free to contact us.
Can be used as a pit cover for the kitchen! Two types of cast iron drainage covers: grid type and upright type.
The "OMT-K and OMT-T series" are cast iron grates for side ditches handled by Okuoka Seisakusho, which designs, manufactures, and sells building materials and fixtures. The "OMT-K series" features a grid-shaped opening, while the "OMT-T series" has a vertical opening shape. Compared to steel plate products, they produce less rattling noise and can be used as pit covers in kitchens. 【Features】 ■ Grid-shaped opening (OMT-K series) ■ Vertical opening shape (OMT-T series) ■ Less rattling noise compared to steel plate products ■ Usable as pit covers in kitchens ■ The receiving frame is made of SUS304, and the "OSL1A type" is recommended *For more details, please refer to the PDF document or feel free to contact us.
Introducing cast iron square manhole covers that are quieter and more usable compared to steel plates!
The "OMF Series" is a square cast iron manhole cover handled by Okuoka Manufacturing Co., Ltd., which designs, manufactures, and sells building materials and fixtures. It produces less noise compared to steel plate covers. The frame is made of SUS304, and we recommend the "OSL1A type." 【Features】 ■ Square cast iron manhole cover ■ Produces less noise compared to steel plate covers ■ Frame is made of SUS304, "OSL1A type" is recommended *For more details, please refer to the PDF document or feel free to contact us.
![[New Product] Multipurpose Landscape Drain Cover "Kabako"](https://image.www.ipros.com/public/product/image/1e3/2000361300/IPROS2112194809674145127.jpg?w=280&h=280)
Add color to the manhole cover! It demonstrates excellent effects in both aesthetics and functionality!
"Kabako" is a versatile gutter cover developed with a lowered eye level. By lowering the gutter lid by one step, it allows for the placement of paving stones and planters, achieving integration with the garden. The garden's landscape is greatly enhanced, and the drainage is excellent. Even during heavy rainfall, it won't shift or flow away, providing peace of mind. 【Features】 ■ A versatile gutter cover developed with a lowered eye level ■ Greatly enhances the garden's landscape and offers excellent drainage ■ Provides peace of mind as it won't shift or flow away even during heavy rainfall ■ When installed in the garden: space is effectively utilized, and the installation looks neat ■ When installed in the exterior: improves the landscape without compromising the functionality of the exterior *For more details, please refer to the PDF materials or feel free to contact us.
![[New Product] Steel Checker Plate Manhole Cover 'OMH Series'](https://image.www.ipros.com/public/product/image/d5c/2000361332/IPROS7720449695077533299.jpg?w=280&h=280)
This is it for the circular hole! A striped steel plate cover for manholes that can be adjusted in size with an adjuster.
The "OMH Series" is a round manhole cover made of patterned steel plate. It comes with an adjuster, allowing it to be used according to the opening dimensions. The surface treatment features a hot-dip galvanized finish that offers excellent rust prevention. Additionally, custom-made products are also available (please provide the hole dimensions and load capacity). 【Features】 ■ Processed product ■ Made of steel ■ Adjustable size with an adjuster ■ Custom-made products available ■ Applicable load: T-2, for sidewalks *For more details, please refer to the PDF document or feel free to contact us.
![Steel striped steel plate gutter cover [Compatible with concrete secondary product U-shaped gutters]](https://image.www.ipros.com/public/product/image/1f5/2000403136/IPROS17379541645459650113.JPG?w=280&h=280)
Easy installation just by placing it! We solve your problems with leaves, debris, and odors falling into the groove using striped steel plates. [Custom orders available, including cat paw groove covers.]
We offer a trench cover made of patterned steel plate, called "Patterned Steel Plate Trench Cover." This product addresses issues such as "leaves and garbage falling into the trench, and unpleasant odors." In addition, we have several aesthetically pleasing and odor-resistant patterned steel products available. Custom-made patterned steel items can also be produced. Please consult us for more information. 【Are you facing these trench issues?】 ■ Leaves and garbage falling in ■ Visibility into the trench ■ Concern about odors... wanting to cover it, etc. *For more details, please refer to the PDF materials or feel free to contact us.
Easy to install just by placing it. Comes with anti-shift components that match the groove width. Prevents the falling of debris and leaves, reducing the burden of cleaning.
The steel striped steel plate gutter cover "OUP" is a product designed for concrete U-shaped gutters. It is lightweight and easy to handle, allowing for simple installation by just placing it down. It has no holes, preventing the fall and intrusion of debris and leaves, which reduces the effort required for cleaning. Additionally, the back side is equipped with anti-shift components welded to match the width of the gutter, preventing shifting or detachment after installation. 【Features】 ■ Custom orders available ■ Odor prevention effect ■ Easy for toddlers and people wearing high heels to walk on ■ Products for drainage pits are also available *For more details, please refer to the materials. Feel free to contact us with any inquiries.
Reinforced concrete U-shaped cover (top cover type U-shaped drainage cover) conforms to JIS standards.
U-shaped drainage covers used in connection with roads, land, and drainage channels. They conform to JIS standards.
Tokyo Metropolitan Type Reinforced Concrete U-shaped Cover (Type 1 and Type 2)
U-shaped drain covers used in connection with roads, land, and drainage ditches.
Reinforced concrete U-shaped cover (top cover type U-shaped drainage cover)
U-shaped drain covers used in connection with roads, land, and drainage ditches.
Good workability and economical.
This is an announcement about "long U-shaped gutters" from the Ibaraki Prefecture Concrete Products Cooperative.
The definitive version of barrier-free.
Compared to conventional drainage covers, the drain cover has a 2% odor distribution on its surface, which excels in water collection functionality during heavy rainfall and similar conditions, ensuring safety and eliminating traffic obstacles. Additionally, the patterned design that considers aesthetics prevents slipping and is also compatible with barrier-free accessibility.
