lid Product List and Ranking from 42 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Oct 01, 2025~Oct 28, 2025
This ranking is based on the number of page views on our site.

lid Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Oct 01, 2025~Oct 28, 2025
This ranking is based on the number of page views on our site.

  1. 北村コンクリート工業 Tokyo//Building materials, supplies and fixtures manufacturers
  2. オカグレート 本社、東北支社、大阪支店、他17拠点。 Mie//Other construction industries
  3. ヴェインシステムズ Tokyo//Other construction industries
  4. 4 虹技 小型鋳物事業部 Hyogo//Building materials, supplies and fixtures manufacturers
  5. 4 川本コンクリート工業所 Mie//Building materials, supplies and fixtures manufacturers

lid Product ranking

Last Updated: Aggregation Period:Oct 01, 2025~Oct 28, 2025
This ranking is based on the number of page views on our site.

  1. Reinforced concrete road drainage covers (Type 1 and Type 3) JIS standard products 北村コンクリート工業
  2. Airport and Electrical Construction Related Products Catalog VOL. 11 ヴェインシステムズ
  3. Reinforced concrete U-shaped cover (top cover type U-shaped drainage cover) U-shaped gutter cover 北村コンクリート工業
  4. 4 Leaf Fall Flood Prevention Cover "Kansuke" 北村コンクリート工業
  5. 5 For nurseries and schools | Safe cover for U-shaped ditches with rubber grates 'Color Rubber Lid' 光陽産業

lid Product List

166~180 item / All 254 items

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Water supply goods wholesale business

Introducing our wholesale business for plumbing supplies, sourcing and selling various products to Takaoka City in Toyama Prefecture and neighboring municipalities!

We would like to introduce our wholesale business for water supply products. We supply water meter boxes for water supply and drainage systems, as well as iron covers for valves, fire hydrants, and resin stop products that are installed during the laying of drainage pipes in Takaoka City, Toyama Prefecture, and neighboring municipalities. We also handle various iron covers for sewer manholes and small-diameter resin retaining products, as well as the procurement and sale of design manholes featuring designs for image enhancement projects in various municipalities. 【Products Offered】 ■ Water meter boxes for water supply and drainage systems and valves installed during the laying of drainage pipes ■ Iron covers for fire hydrants and resin stop products ■ Various iron covers for sewer manholes and small-diameter resin retaining products ■ Design manholes featuring designs for image enhancement projects in various municipalities *For more details, please refer to the PDF document or feel free to contact us.

  • Parts and Materials

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FRP Covering Series

An essential item for water treatment facilities! FRP covers with high strength, high rigidity, and long lifespan.

The "FRP Cover Series" is a product manufactured by AGC Matrex, known for its excellent corrosion resistance, high strength, lightweight, and ease of installation. It is an essential item for water treatment facilities, and in recent years, safety has become a priority. There are many cases where it is installed not only for odor prevention but also for fall prevention or counter-terrorism measures. Among FRP covers, the Mighty Lid series (pultruded FRP covers) stands out for its higher strength and rigidity compared to other covers, making it suitable for long spans. 【Features】 ■ Corrosion resistance ■ High strength ■ Lightweight ■ Easy installation ■ Suitable for long spans For more details, please refer to the catalog or feel free to contact us.

  • Water Treatment
  • others
  • Safety and consumables

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[Maintenance Construction Case] Integrated Drainage Work

We propose a project to integrate the cover and the drainage ditch! A case where the work was completed without affecting operations.

Asphalt depression at the truck stop (for unloading work with a lift). When we carried out repair work, we noticed that the concrete cover of the drainage ditch had noticeable cracks. Upon removing the cover for inspection, we found that the edges were significantly chipped as well. When we reported this to the customer, they consulted us, saying, "Since trucks and lifts pass through here every day, we want to take measures to ensure safety, but is there a cost-effective solution?" Initially, we planned to replace only three severely damaged areas, but it turned out to be more cost-effective to address the entire area, so we integrated the drainage ditches for the entire truck parking space. Additionally, we installed a grating in the center for drainage during rainy weather. 【Case Summary】 ■ Industry: Manufacturing ■ Request: Repair of drainage ditches ■ Work Details: 1 day *For more details, please refer to the PDF document or feel free to contact us. Key service areas: Mie Prefecture, Kitasei District, Chusei District (surrounding Mie).

  • Maintenance work

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Iron cover "Debris Prevention Iron Cover"

Ideal for safety measures for sewer manholes!

The "Debris Prevention Iron Cover" is an iron cover that can automatically discharge rainwater and sediment into the manhole during rainfall. In the event of an abnormal rapid pressure rise within the manhole, it can automatically allow for large-scale exhaust. Additionally, we offer a wide range of options, including simple odor prevention types, odor prevention types, and types equipped with ladders for fall prevention nets, so please feel free to contact us. 【Features】 ■ Rapid, automatic, large-scale exhaust (odor prevention type) ■ The exhaust hole area at one location on the cover is 600Φ = 800cm² *For more details, please refer to the catalog or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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Bathtub Cover "Hot Sheet"

Energy saving, fuel cost reduction, effective in CO2 reduction, large public bath energy saving, large public bath insulation, insulation sheet, maintaining water temperature, large public bath cover, hot sheet.

The "Hot Sheet" is a commercial bathtub cover made primarily of polyethylene, which excels in thermal insulation. It can also help improve fuel costs and economic efficiency. Additionally, it is lightweight and compact, making storage easy. It can be cut to any desired size with scissors. 【Features】 ■ Effective in maintaining water temperature ■ Easy to use and maintain ■ Fits all shapes of bathtubs ■ Contributes to improved fuel costs and economic efficiency ■ The product pays for itself in 3 to 6 months through fuel cost savings *For more details, please refer to the catalog or feel free to contact us.

  • Bathroom Supplies
  • Bathroom, shower, washbasin and toilet equipment

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Cover with a fixed mechanism for the OG rock pit striped steel plate (no anchor installation required)

Noise prevention from rattling! It does not obstruct pedestrian passage and is also effective for theft prevention.

The "OG Lock Pit" is a product that eliminates the need for post-installed anchors in concrete products and features a fixing method that does not protrude from the surface of the cover. By simply tightening the OG lock bolts at two points, it can be securely attached to the side ditch. Unlike anchor installations, there are no bolts or nuts protruding from the surface of the cover, which does not obstruct pedestrian traffic. 【Features】 ■ No need for anchor installation ■ Securely attaches to the side ditch by tightening the OG lock bolts at two points ■ Does not obstruct pedestrian traffic ■ Effective in preventing rattling noise *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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Safety Walker <Grip Design - General Drain Type>

For general drainage ditches such as on-site casting. Additionally, for drop-in type grates, drainage covers, and drainage covers with special dimensions.

We would like to introduce the "Safety Walker Grip Design General Drain Type" handled by Okagreat Co., Ltd. The "Grip Design General Drain Type" is suitable not only for general drains such as those used in on-site casting but also for various types of recessed drain covers, side drain covers, and specially sized drain covers. Due to its structural design, the top surface is made of a panel structure, making it resistant to twisting and impacts from vehicle tires, which helps prevent the grating from breaking. It is also ideal for damage prevention. Additionally, the structure minimizes the likelihood of stones and debris getting stuck in the grating, preserving the aesthetic appearance. Multiple slit holes are made in the special steel plate "ribbed steel plate" on the top surface, balancing drainage capability and strength. Furthermore, it has been reported that the slip resistance exceeds that of conventional types. Please feel free to consult us when you need assistance. 【Features】 ■ Safety (durable panel structure) ■ Reliability (non-slip patterned steel plate) ■ Strength (up to maximum T-25 load) ■ Lightweight (lighter than fine mesh) ■ Aesthetic (prevents clogging) ■ Damage prevention (distributes force over a surface) *For more details, please refer to the PDF document or feel free to contact us.

  • Grating

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Safety Walker <Grip Design, Manhole Cover, Bolt Fixed Type>

For use with on-site poured catch basins. Additionally, for bolt-fixed manhole covers, manhole covers and sumps with special dimensions, and various types of basins.

We would like to introduce the "Safety Walker Grip Design Square Manhole Cover Type with Bolt Fixing" handled by Okagreat Co., Ltd. The "Grip Design Square Manhole Cover Type with Bolt Fixing" is suitable not only for site-cast drainage manholes but also for various types of bolt-fixed manhole covers, sump covers, and specially sized square covers. (Please feel free to consult us for concrete precast products and more.) Due to its structural design, the top surface is made of a panel structure, making it resistant to twisting and impacts from vehicle tires, thus preventing damage to the grating. Additionally, the design minimizes the likelihood of stones and debris getting stuck in the grating, preserving the aesthetic appearance. Multiple slit holes are made in the special steel plate "ribbed steel plate" on the top surface, balancing drainage capability and strength. It has also been reported that the anti-slip effect exceeds that of conventional types. The bolt-fixing design also helps prevent theft. 【Features】 ■ Safety (difficult to break due to panel structure) ■ Reliability (non-slip due to patterned steel plate) ■ Strength (up to maximum T-25 load) ■ Lightweight (lighter than fine types) ■ Aesthetic (prevents clogging) ■ Damage prevention (distributes force over a surface) *For more details, please refer to the PDF document or feel free to contact us.

  • Grating

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Safety Walker <Liner Design, Manhole Cover, Bolt Fixed Type>

Bolt-fixed type for onsite cast-in drainage sumps. Additionally, bolt-fixed type sump covers, special dimension sump lids, and various types of sumps are also available.

We would like to introduce the "Safety Walker Liner Design Square Manhole Type with Bolt Fixing" handled by Okagreat Co., Ltd. The "Liner Design Square Manhole Type with Bolt Fixing" is suitable not only for site-cast drainage manholes but also for various types of bolt-fixed manhole covers, sump covers, and specially sized square manholes. (Please feel free to consult us for concrete secondary products, etc.) Due to its structural design, the top surface is made of a panel structure, making it resistant to twisting and impacts from vehicle tires, thus preventing the grating from breaking easily and being ideal for damage prevention. Additionally, the structure minimizes the likelihood of stones and debris getting trapped in the grating, preserving the aesthetic appearance. Multiple slit holes are made in the special steel plate "patterned steel plate" on the top surface, balancing drainage capability and strength. It has also been reported that the anti-slip effect exceeds that of conventional types. The bolt-fixing design also helps prevent theft. *For more details, please refer to the PDF materials or feel free to contact us. 【Features】 ■ Safety (difficult to break due to panel structure) ■ Assurance (non-slip due to patterned steel plate) ■ Strength (up to maximum T-25 load) ■ Lightweight (lighter than fine types) ■ Aesthetic (prevents clogging) ■ Damage prevention (distributes force over a surface)

  • Grating

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Super Drain <Slide Fix Type> Slim Groove Cover of Gutter Frame Type

A drainage channel formed along the curb! Steel galvanized finish. The slide mechanism enables a splash prevention structure! Grating with a channel-shaped receiving frame!

We would like to introduce "Super Drain," handled by Okagreat Co., Ltd. It forms a drainage channel along the curb, draining water from above and infiltrated water from permeable asphalt. A slim and smart slit grating. The gutter-shaped receiving frame has a cross-sectional shape (D-type frame) that prevents debris accumulation. It features a slide-locking mechanism to prevent popping up. Both the lid and receiving frame are made of steel with a hot-dip galvanized finish. Please feel free to consult us when you need assistance. 【Features】 ■ Excellent water flow ■ Easy to clean ■ Outstanding safety *For more details, please refer to the PDF document or feel free to contact us.

  • Waterproof tape, adhesive, drain, protective panel

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Circular waterway jump prevention connecting manhole cover "Jointer"

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.

We would like to introduce the "Jointer" <for circular drainage channels, insert type> handled by Okagreat Co., Ltd. The "Jointer" is a splash-proof connecting cover for circular drainage channels that does not require bolt fixation. The main body is lifted and the connecting parts are crossed and connected. After connection, there are no gaps even when the main body is stretched or bent. After connection, it allows for linear extension of about 12mm on one side, and can be installed without gaps even in curved sections. Additionally, there are various types available, including steel galvanized grating type, stainless steel type, checker plate type, and patterned plate type. 【Features】 ■ Easy installation by simply connecting the main body and inserting it into the concrete channel ■ Allows for linear extension of about 12mm on one side after connection, and can be installed without gaps even in curved sections ■ Fixed to the concrete by the bumps on the side of the main body, ensuring effective splash prevention and noise reduction measures *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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Waterway Fall Prevention Cover "Barrier Through" (Safety measure product to prevent falls into irrigation channels)

Safety measures products to prevent the familiar dangers lurking in open ditches and irrigation channels found on the streets!

"Barrier Through" is an easy-to-install, lightweight, and durable cover designed to prevent falls into water channels. It not only considers the strength when a person is on it but also takes into account the risk of feet getting caught, featuring a mesh size of 50mm x 50mm. Compared to commonly used drainage covers, it is lightweight and easy to handle, and since the interior of the water channel is also mesh-like, it allows for visual inspection of flow conditions without removing the cover, making cleaning work easy. 【Lineup】 ■ Type A - A type that has anti-shift welding on the underside of the mesh to fit the water channel. ■ Type B - A type that adjusts height and fits using a U-shaped bent mesh for road drainage. ■ Type C - A type that adjusts height and fits using a U-shaped bent mesh for road drainage. *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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Features of the Gazelle Slit

We offer stainless steel, steel, and cast iron products! They excel in aesthetics, workability, and safety.

We would like to introduce the features of our "Gazelle Slit." By placing a frame on top of concrete secondary products such as U-shaped gutters and circular waterways, and simply securing it with bolts, the construction period can be significantly shortened. After installation, a slim and beautiful slit line can adorn the paved surface. Additionally, the lid uses a rain gap type, keeping the gap below 10mm, allowing for comfortable passage for wheelchairs, strollers, and high heels. It is suitable for exteriors, entrance areas, and other outdoor spaces of buildings and apartments. 【Features】 ■ After installation, a slim and beautiful drainage slit line adorns the paved surface. ■ Load capacity is compatible with T-14, T-2, and pedestrian use. ■ Installation involves placing a frame on top of the U-shaped gutter and simply securing it with bolts. ■ The lid uses a fine type, maintaining a gap of less than 10mm. *For more details, please refer to the PDF document or feel free to contact us.

  • Gutters and U-shaped gutters

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Gazelle Slit Product Comprehensive Catalog <Details of Slit Covers Included>

Not only the features, but also details such as the size of the slit lid will be introduced with enlarged photos!

This catalog introduces the "Gazelle Slit" that we handle. In addition to features and product information, it also includes details about the slit lid, such as sizes and enlarged photos. The content is designed to be easy to reference when considering implementation. We encourage you to read it. 【Contents】 ■ Features of the Gazelle Slit ■ Slit Lid ■ Center Gazelle ■ Side Gazelle *For more details, please refer to the PDF document or feel free to contact us.

  • Gutters and U-shaped gutters

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Gazelle Slit "GSRCM Drainage Pit Type"

For site-cast drainage basins used in exterior and landscaping work. Additionally, for existing manhole covers, special-sized manhole lids, catch basins, and various types of basins.

We would like to introduce the "Gazelle Slit" drainage pit type handled by Okagreat Co., Ltd. In exterior construction such as landscaping for buildings and apartments, the slim and beautiful slit lines of the drainage pit can enhance the paved surface. Both the slit cover and the receiving frame are made of stainless steel SUS304. Additionally, the slit gap is 6mm, allowing for comfortable passage for wheelchairs, strollers, and high heels. This is suitable for exteriors, entrance areas, and drainage pits in buildings, apartments, and commercial facilities. 【Features】 - After installation, the slim and beautiful drainage slit lines enhance the paved surface. - Load capacity is compatible with T-14, T-2, and pedestrian use. - The cover uses a fine type with a slit gap of 6mm. *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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