Inspection hatches, manhole covers, and ditch coversの製品一覧
- 分類：Inspection hatches, manhole covers, and ditch covers
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We offer wireless access control systems and high-end digital keyless solutions!
- Safes, Cabinets, Lockers
- Other security systems
- Hardware Doors, Handles and Locks
Notice of Participation in "SECURITY SHOW 2026" from March 3 (Tuesday) to March 6 (Friday), 2026.
Our company will be exhibiting at the "SECURITY SHOW 2026," one of the largest security and safety management exhibitions in Japan, held at Tokyo Big Sight. At our booth, we will showcase door cylinders featuring high-security disc cylinders, padlocks, IC cylinders that integrate IC technology, as well as group products such as key boxes, intelligent lockers, locker locks, lockout padlocks, and security safes. We sincerely look forward to your visit.
We offer single and double sheets made of striped steel plate! A wide variety of sizes are also available.
- 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
Standard stainless steel grating! SUS304. Flat bar type with main material pitch of 30, 22, 15, 13, and 11 mm. Minimum gap is 7 mm.
- Inspection hatches, manhole covers, and ditch covers
Standard stainless steel grating! SUS304. I-bar type with main member pitches of 30, 22, 15, and 13 millimeters. Minimum gap is 8 millimeters.
- Inspection hatches, manhole covers, and ditch covers
The standard stainless steel grating! SUS304. I-bar type with main material pitches of 30, 22, 15, and 13 millimeters. The minimum gap is 8 millimeters.
- Inspection hatches, manhole covers, and ditch covers
Standard stainless steel grating! SUS304. I-bar type with main member pitches of 30, 22, 15, and 13 millimeters. Minimum gap is 8 millimeters.
- Inspection hatches, manhole covers, and ditch covers
The standard stainless steel grating! SUS304. I-bar type with main material pitches of 30, 22, 15, and 13 millimeters. The minimum gap is 8 millimeters.
- Inspection hatches, manhole covers, and ditch covers
You can adjust the hole drilling position! Processing along accessories such as handles is possible.
- Inspection hatches, manhole covers, and ditch covers
The material of the slotted lid is cast iron (FCD500) with a slit gap of 6 millimeters! For concrete secondary products "circular water channels." Can be arranged for various applications.
- Inspection hatches, manhole covers, and ditch covers
The material of the slit cover is cast iron (FCD500) with a slit gap of 6mm! For U150, U180, U240, U300.
- Inspection hatches, manhole covers, and ditch covers
The slit cover is made of stainless steel SUS304, and the frame is finished with galvanized steel with SUS joints.
- Inspection hatches, manhole covers, and ditch covers
Please specify the height and width of the receiving frame as you wish! Introducing steel slits.
- Inspection hatches, manhole covers, and ditch covers
The 'Gazelle Slit' slit cover and receiving frame are made of stainless steel. For circular water channels. Suitable for exteriors and landscaping of buildings, apartments, and commercial facilities.
- Inspection hatches, manhole covers, and ditch covers
Both the gazelle slit cover and the receiving frame are made of stainless steel SUS304. For U-shaped gutters. U150, U180, U240, U300, etc.
- Inspection hatches, manhole covers, and ditch covers
The slit cover is made of stainless steel SUS304, and the frame is finished with galvanized steel with SUS joints. For U150, U180, U240, and U300.
- Inspection hatches, manhole covers, and ditch covers
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.
- Inspection hatches, manhole covers, and ditch covers
Steel zinc-plated finish "Gazelle Slit" enhances the landscape with a slim slit cover. For U150, U180, U240, U300, etc.
- Inspection hatches, manhole covers, and ditch covers
For exterior construction work such as exteriors, buildings, and apartments. Adorned with slim and beautiful slits.
- Inspection hatches, manhole covers, and ditch covers
For site-cast catch basins used in exterior and landscaping work. Additionally, for existing manhole covers, special-sized manhole covers, and various types of basins.
- Inspection hatches, manhole covers, and ditch covers
We will introduce examples of the construction of center gazebos using concrete secondary products "U-shaped gutters" and "circular water channels" with illustrations!
- Inspection hatches, manhole covers, and ditch covers
Introduction of striped copper plates and patterned copper plates! In addition to steel, we also offer a lineup of board products made from different materials such as striped FRP and aluminum striped...
- Inspection hatches, manhole covers, and ditch covers
This is a catalog for "floor hatches." It is suitable as inspection covers for underground pits, meter and valve boxes, both indoors and outdoors.
- Inspection hatches, manhole covers, and ditch covers
Installation on the back of the door does not interfere with the door's design!
- Inspection hatches, manhole covers, and ditch covers
Fits neatly from small frames to large ones!!
- Inspection hatches, manhole covers, and ditch covers
There are options for colored paving tiles and for filling interlocking blocks.
- Inspection hatches, manhole covers, and ditch covers
By installing a lock on the handle of the manhole cover, the manhole handle cannot be inserted, making it impossible to open and close the cover.
- Inspection hatches, manhole covers, and ditch covers
By changing just one bolt of the bolt-fixed manhole cover to a special bolt, it can be locked.
- Inspection hatches, manhole covers, and ditch covers
This is a locked handhole cover with a rating of BPN40 or higher. It can be opened and closed using a dedicated key, preventing unauthorized access.
- Inspection hatches, manhole covers, and ditch covers
It is a large-diameter machine hatch with a fire resistance performance of 2 hours.
- Inspection hatches, manhole covers, and ditch covers
Maintains the rib structure and shape of the lid over the long term, preventing damage due to strength deterioration! Resistant to acidic and alkaline conditions, providing long-term corrosion protect...
- Inspection hatches, manhole covers, and ditch covers
Minimize the construction area and shorten the construction time! Introducing the construction methods we use.
- Civil Engineering Method
- Inspection hatches, manhole covers, and ditch covers
Four types are lined up: round type for sidewalks/roadways and square type large/small connecting covers!
- Inspection hatches, manhole covers, and ditch covers
![[Concrete Product Example] Gifu Pre...](https://image.www.ipros.com/public/product/image/f19/2001412382/IPROS50058332122181010079.jpeg?w=280&h=280){kind=small}
Examples of products that are cute in appearance and made with heartfelt dedication!
- Inspection hatches, manhole covers, and ditch covers
![[Concrete Product Example] Miyazaki...](https://image.www.ipros.com/public/product/image/408/2001412402/IPROS30353800570662121705.jpeg?w=280&h=280){kind=small}
The product dimensions are for a well cover Φ750 (diameter 850 × t60)! This is an example from the construction period of September 2020.
- Inspection hatches, manhole covers, and ditch covers
![[Concrete Product Example] Miyazaki...](https://image.www.ipros.com/public/product/image/c43/2001412418/IPROS29762816582100131286.jpeg?w=280&h=280){kind=small}
Since it is said to be in the mountains, this is a case of delivery using our 4-ton unic truck!
- Inspection hatches, manhole covers, and ditch covers
![[Concrete Product Example] Osaka Pr...](https://image.www.ipros.com/public/product/image/7e7/2001412456/IPROS38465150233348133810.jpeg?w=280&h=280){kind=small}
Product dimensions are w490×t100×L600! Construction period is November 2020.
- Inspection hatches, manhole covers, and ditch covers
With a replaced drain, it is possible to improve the current situation without removing the gutter!
- Inspection hatches, manhole covers, and ditch covers
- Grating
- stone
Suppress weed growth with an N-shaped structure, reducing costs for mowing and other tasks!
- Inspection hatches, manhole covers, and ditch covers
- Grating
- stone
This is a grating for depression prevention measures.
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Grating
Super galvanized grating suitable for coastal areas and the environment.
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Grating
[NETIS Registration] Prevents bouncing! Easy installation without drilling holes in the groove! A grating that is fixed and locked with an adjuster.
- Inspection hatches, manhole covers, and ditch covers
Gratings that bring color and individuality to the streetscape.
- Inspection hatches, manhole covers, and ditch covers
- Gutters and U-shaped gutters
- Grating
Measures for sudden heavy rain and dual-role safety measures for bicycles and other vehicles.
- Inspection hatches, manhole covers, and ditch covers
- Grating
- Manhole body
View on your smartphone. Wireless mini camera. Control recording and playback with your smartphone.
- Inspection hatches, manhole covers, and ditch covers