Inspection hatch Product List and Ranking from 18 Manufacturers, Suppliers and Companies

Inspection opening "Honmono-kun"

Eco airtight series! Beautifully finished white aluminum.

"Honmono-kun" is a completely airtight ceiling inspection hatch that prevents indoor warm (or cool) air from escaping into the attic, featuring a three-layer special packing. Insulation boards are included. It has been confirmed to have high airtightness equivalent to grade A-4 or higher in the IS4706 (sash) standard at the General Incorporated Foundation Building Materials Testing Center. We offer the M-450 with screw fastening and the H-450/490 with a combination of screw fastening and hanging brackets. 【Features】 ■ Three-layer special packing ■ Certified by major house manufacturers ■ Airtightness grade A-4 or higher *For more details, please contact us or download the catalog.

Company：スリータック
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Wall Inspection Opening "RW Type"

Reduce the protrusion from the wall to showcase excellent interior design!

The "RW type" is a wall inspection opening that achieves a high level of finish with a unique mechanism that makes the hardware invisible from the outside. It uses installation hardware that emphasizes ease of construction. The frame is made of aluminum extrusions, achieving weight reduction. Additionally, it employs internal hinges, allowing for smooth opening and closing. 【Features】 ■ Unique mechanism that hides hardware from view ■ Achieves weight reduction *For more details, please refer to the catalog or feel free to contact us.

Company：ゴユー建販
Price：Other

Inspection hatches, manhole covers, and ditch covers
Accessories around the opening
Subsidiary materials
Inspection hatch

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Handhole

We can also handle the installation of steps and support hardware, drilling, and the installation of bell mouths!

Our company offers concrete manholes called "Hand Holes," which are used as inspection openings for electrical and communication wiring. Each side is equipped with knockouts for piping, making on-site processing easy. The bottom has a drainage plug installed, allowing for drainage in low water level areas and sealing in high water level areas. Additionally, waterproofing can be achieved by using butyl rubber-based sealants or epoxy resin adhesives on the joint surfaces. 【Product Lineup】 ■ Hand Hole 450 ■ Hand Hole 600 ■ Hand Hole 800 ■ Hand Hole 900 ■ Hand Hole 1000 ■ Hand Hole 1200 *For more details, please download the PDF or feel free to contact us.

Company：野尻コンクリート工業
Price：Other

Concrete block, ALC panel, extrusion molded cement board construction
Inspection hatch

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Ceiling inspection hatch / Wall inspection hatch

No harmful substances such as adhesives or alternative fluorocarbons are used at all! The high insulation and high workability insulation bag is an environmentally friendly product.

The "ceiling inspection hatch" is an environmentally friendly product made from recycled PET resin (100% polyester). Polyester boasts high safety, as it is widely used for beverage bottles that come into contact with the mouth, and it has excellent thermal insulation properties that meet energy-saving standards. We also offer products such as the "air-tight ceiling inspection hatch," which ensures high airtightness with gaskets in the outer and inner frames, and the "insulated wall inspection hatch," which features a low-profile design with a depth of 205mm from the wall. 【Features】 ■ Compatible with two construction methods ■ Insulated wall made of EPS ■ High insulation and excellent workability of the insulated bag, which is environmentally friendly ■ Lightweight, making it easy to fit into ceilings and providing excellent workability ■ High airtightness ensured by gaskets in the outer and inner frames *For more details, please refer to the PDF document or feel free to contact us.

Company：YPC 本社
Price：Other

Safety and consumables
Inspection hatches, manhole covers, and ditch covers
Inspection hatch

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Residential Insulation Foundation Inspection Opening Type 600

Self-extinguishing flame-retardant foam made of polystyrene! Ensures airtightness with an EPS spring mechanism and features an easy-to-open lid structure!

This product is an insulated airtight access hatch used in bathroom partitions. It accommodates a foundation width of 150mm and a concrete rise dimension of 340 to 400mm. Made of self-extinguishing flame-retardant expanded polystyrene (EPS), it is in a gray color that minimizes the visibility of concrete stains. Additionally, it ensures airtightness with an EPS spring mechanism and features an easy-to-open lid structure, meeting the JIS A 4706 (sash) airtightness A3 grade. 【Features】 ■ Thermal transmittance = 0.47 W/(m²·K) ■ Thermal resistance value = 2.1 m²·K/W ■ The piping section can be installed on either side ■ The main body accommodates foundation heights of 340 to 400mm ■ Made of self-extinguishing flame-retardant expanded polystyrene (EPS) *For more details, please refer to the PDF materials or feel free to contact us.

Company：YPC 本社
Price：Other

Inspection hatches, manhole covers, and ditch covers
Inspection hatch

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Floor inspection hatch "Ultra-fine joint type" that blends into the surroundings.

It is ideal as an inspection opening around the building's floor and entrance area.

The "Ultra-Fine Joint Type Floor Hatch" is ideal for inspection openings around the building's floor and entrance area. This product features narrow joints that harmonize with the surrounding finishing materials, achieving a beautiful design. In typical floor hatches, the width of the joint can be wide, making it difficult to maintain balance with the finishing materials. The "Ultra-Fine Joint Type Floor Hatch" resolves such issues. Due to the narrowness of the joints, the visual difference with the surrounding finishing materials is hardly noticeable. It allows for a beautiful finish without compromising the overall design and atmosphere of the building. Furthermore, by using stainless steel materials, it excels in durability. It is also suitable for use on outdoor walkways, maintaining its beautiful condition over a long period. The "Ultra-Fine Joint Type Floor Hatch" achieves a beautiful finish and is an aesthetically pleasing floor inspection opening.

Company：中部コーポレーション
Price：10,000 yen-100,000 yen

Inspection hatches, manhole covers, and ditch covers
Inspection hatch

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T-2 load OK! Vehicle passable "ultra-fine joint type floor hatch"

This is an ideal floor inspection opening for detached houses and apartment buildings.

The "Ultra-Fine Joint Type Floor Hatch" is an ideal floor inspection hatch for the approaches of single-family homes and apartment buildings. Let me introduce its features. First, the biggest characteristic of this product is that it can support vehicle passage with a total weight of up to 2000 kg. It is also perfect for decorative use with inspection resin sewage and rainwater manholes. Due to its fine joints, it can harmonize with surrounding finishing materials, achieving an aesthetically pleasing design. Furthermore, this product is highly durable. Made of stainless steel, it can be used for a long time. The differences from existing products include the ability to support vehicle passage of up to 2000 kg and the adoption of ultra-fine joints. This results in a product that combines higher functionality and aesthetics. The "Ultra-Fine Joint Type Floor Hatch" is recommended for those who want to beautifully and safely finish the approaches of single-family homes and apartment buildings.

Company：中部コーポレーション
Price：10,000 yen-100,000 yen

Inspection hatches, manhole covers, and ditch covers
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[Bathroom Area] Kiso Inspection Opening (Pipe-Compatible Type)

Easily accommodates piping! We meet a wide range of needs.

The Kiso inspection opening (pipe-compatible type) is an insulated airtight inspection opening that allows for easy passage of piping. There is no need to determine the position of the piping when constructing the foundation, and even after installing the Kiso inspection opening, holes can be easily drilled at any vertical position in the piping components using a hole saw or similar tool. It allows for easy inspection of the airtight insulated section of the bathroom and is easy to install as a driven type in the formwork.

Company：城東テクノ
Price：Other

Earthworks
Residential foundations
Insulation work
Inspection hatch

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High airtight type floor inspection opening

Suppressing moisture while maintaining airtightness and thermal insulation. Chosen by many construction companies for its high-quality craftsmanship!

The "high airtight floor inspection hatch" that we handle is an interior building material made of skin-friendly integrated resin, featuring high airtightness and load-bearing capacity. Its unique structure supports strength and durability, ensuring a solid airtight and thermal insulation line to fully realize the performance of high airtight and high insulation homes. With a barrier-free design that has a height difference of only 2.5mm from the floor, it offers a gentle feel even when stepped on with bare feet. With a wide variety of colors available, it can be selected to match the color of the floor finishing material.

Company：城東テクノ
Price：Other

Insulation work
Other fittings
Inspection hatch

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Kiso inspection port (retrofit type)

Installation is possible after the foundation is laid! A new standard component essential for airtight insulation in bathroom sections.

The "Kiso Inspection Opening (Retrofit Type)" is a foundational construction component characterized by its easy installation and flexible timing for mounting. Equipped with airtight material, it ensures airtight insulation in the pedestrian opening area. After inspection, closing the lid allows for the maintenance of airtight insulation in the bathroom area, just as it was before the inspection. Additionally, it can be easily opened and closed multiple times, making inspections of the bathroom area straightforward.

Company：城東テクノ
Price：Other

Residential foundations
Inspection hatches, manhole covers, and ditch covers
Inspection hatch

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High airtight floor inspection opening for renovation

You can replace the underfloor storage reasonably by using existing flooring materials!

Our company offers a "High Air Tightness Underfloor Inspection Hatch for Renovation" that can utilize existing flooring materials. With no seams and a seal packing between the lid and frame, it demonstrates excellent air tightness. The seal packing is located in the recess of the base material, ensuring that elasticity is not compromised, maintaining air tightness and preventing wobbling. Additionally, since the frame material is made of resin, the surface temperature is almost the same as room temperature, so it does not feel cold when stepped on with bare feet. 【Features】 - A reliable design that is free from creaking sounds and wobbling, capable of withstanding a load of 100 kg. - Excellent air tightness. - Gentle on bare feet. - The handle is larger than standard ones, allowing it to cover the holes left by existing handles in the flooring. *For more details, please refer to the related links or feel free to contact us.

Company：城東テクノ
Price：Other

Inspection hatches, manhole covers, and ditch covers
Renovation
Underfloor storage unit
Inspection hatch

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High airtight floor inspection hatch with body composition meter NORNE

Make daily health checks easier to incorporate into your routine!

A new concept underfloor inspection hatch in collaboration with Tanita! The body composition monitor is integrated into the underfloor inspection hatch, creating a flat floor surface. You won't have to worry about where to place the body composition monitor. There is also a lineup of replacement types specifically for those who already have the Joto underfloor inspection hatch installed.

Company：城東テクノ
Price：Other

Welfare and medical equipment
Inspection hatch

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Wall Hatch Series

"Smooth Equipment Inspection" - This is an aluminum wall inspection opening that blends seamlessly with the wall thanks to its slim frame.

● Wall Hatch WHA Wall inspection hatch with a lock, compatible with left and right hanging points / available in a large size of 450×700. ● Wall Hatch WHT Has airtight performance. ● Wall Hatch WHM Slim joint type compatible with left and right hanging points. ● Wall Hatch WHOD Custom size compatible with left and right hanging points / maximum size is 900×900mm.

Company：ナカ工業
Price：Other

Miscellaneous metal items
Inspection hatches, manhole covers, and ditch covers
Inspection hatch

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[Floor Inspection Hatch] New Hatch Series

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.

● New Hatch NHE2 Standard type for semi-external use from indoors. It has a simple odor prevention function with packing between the inner and outer frames. ● New Hatch NHF High load capacity type. It has a simple odor prevention function with packing between the inner and outer frames. ● New Hatch NHST Made entirely of stainless steel and suitable for outdoor use. Both the outer frame and inner lid have a tapered design for easy opening. It also supports non-welded fixing. ● New Hatch NHBBS Waterproof and odor-proof type. Made entirely of stainless steel and suitable for outdoor use.

Company：ナカ工業
Price：Other

Inspection hatches, manhole covers, and ditch covers
Miscellaneous metal items
Inspection hatch

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Joint inspection port

New product for easily inspecting and connecting junctions of ceiling wires from indoors / Junction inspection opening.

■Features of the Joint Inspection Opening (Construction) 1. It can be easily installed from indoors onto the ceiling without any discomfort and with a good appearance. 2. It can be installed on the ceiling surface at the connection (joint) location of the wiring in the ceiling space from indoors. 3. The cover can be opened from indoors, allowing for easy inspection and connection work at the joint of the wiring in the ceiling space. 4. By periodically inspecting the connections of the ceiling wiring, which can be a cause of fire, by opening the cover from indoors, it is possible to prevent equipment damage and fires caused by overheating due to overload or poor connections. 5. The cover can be opened from indoors to perform connection replacement work for miswiring or poor connections of the ceiling wiring, without damaging the ceiling finishing materials. 6. It can be used not only for connecting general electrical wiring but also for connecting communication lines in low-voltage work. ■Features of the Joint Inspection Opening (Product) 1. It is a joint inspection opening that can be installed on ceiling finishing materials. 2. It has a good appearance and can be easily installed with a one-touch mechanism. 3. There is no need for repair work on ceiling finishing materials or ceiling substrate materials, and no specialized contractors are required. 4. It can be installed even on ceilings without substrate materials (such as traditional Japanese room ceilings).

Company：スペースワークスシーリングシステム
Price：Less than 10,000 yen

Inspection hatches, manhole covers, and ditch covers
Manhole body
Other commercial buildings and service facilities
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Cockroach sealing hole

Pest control for cockroaches in the attic can be done from indoors / New product for cockroach sealing holes.

■Features of Cockroach Sealing Holes (Installation) 1. Cockroaches in the attic can be exterminated from inside the room. 2. It can be easily installed from inside the room to the ceiling, allowing for the opening of the lid and the placement of extermination supplies in the attic. 3. It can be installed easily and neatly without compromising the building's appearance. ■Features of Cockroach Sealing Holes (Product) 1. It is a ceiling-mounted fire alarm bracket that can be installed on ceiling finishing materials. 2. It has a good appearance and allows for easy one-touch installation. 3. There is no need for repair work on ceiling finishing materials or ceiling framing materials, and no specialized contractors are required. 4. It can be installed even on ceilings without framing materials (such as traditional Japanese room ceilings).

Company：スペースワークスシーリングシステム
Price：Less than 10,000 yen

Inspection hatches, manhole covers, and ditch covers
Manhole body
Other commercial buildings and service facilities
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Rotating Handle Built-in Floor Inspection Opening | NEW HIKARI

A sleek design! A floor inspection hatch compatible with flooring materials up to 5mm thick.

NEW HIKARI is the original brand of Shimizu Corporation. We offer a wide range of construction hardware, fittings, and equipment for professional craftsmen and specialized contractors. We have been appreciated for our reliable quality across various fields for many years. The "Rotating Handle Built-in Floor Inspection Opening" is a product that incorporates a half-rotating handle into the inner frame. Since there is no need to install a handle, construction time is reduced, leading to cost savings. The rigidity of the aluminum extruded material has been enhanced, eliminating the need for reinforcement bars. 【Features】 ■ Built-in half-rotating handle in the inner frame ■ Clean design ■ Reduced construction time as there is no need to install a handle ■ Floor inspection opening compatible with flooring materials up to 15mm thick ■ Enhanced rigidity of aluminum extruded material, eliminating the need for reinforcement bars *For more details, please download the PDF or feel free to contact us.

Company：清水
Price：Other

Support hardware/opening hardware
Hardware Doors, Handles and Locks
Inspection hatch

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Ceiling Inspection Opening | NEW HIKARI

Aluminum plate thickness t = 1.0! The fixed fittings include two types: support fittings and hanging fittings.

NEW HIKARI is the original brand of Shimizu Corporation. We offer a wide range of construction hardware, fittings, and equipment for professional craftsmen and specialized contractors. Our products have been cherished for many years due to their reliable quality. This product is an aluminum "ceiling inspection hatch." We offer three sizes: 300mm, 450mm, and 600mm. The fixing hardware includes two types: "support brackets" and "hanging brackets." 【Features】 ■ Aluminum plate thickness t = 1.0 ■ The fixing hardware includes two types: "support brackets" and "hanging brackets" ■ We offer three sizes: 300mm, 450mm, and 600mm *For more details, please download the PDF or feel free to contact us.

Company：清水
Price：Other

Support hardware/opening hardware
Inspection hatch

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Underfloor inspection opening | NEW HIKARI

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.

NEW HIKARI is the original brand of Shimizu Corporation. We offer a wide range of construction hardware, fittings, and equipment for professional craftsmen and specialized contractors. Our products have been cherished for many years due to their reliable quality. The "Underfloor Inspection Opening" is made of aluminum and features a sleek and clean finish with a width of 9.5mm for both the outer and inner frames. By changing the screw fastening positions, construction time is reduced, making it economical. 【Specifications】 ■460mm square bronze ■Width of 9.5mm for both outer and inner frames ■Aluminum *For more details, please download the PDF or feel free to contact us.

Company：清水
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Ceiling inspection hatch

The fixed brackets attached to the outer frame can stand independently and slide left and right! Installation work has become easier.

This product is a standard type ceiling inspection hatch. It features a lightweight aluminum body and an easy-to-install self-supporting sliding type fixing bracket. The fixing bracket attached to the outer frame can stand independently and slide left and right, making installation work easier. Please choose from two types of fixing brackets: support brackets and hanging brackets. 【Features】 ■ Standard type ■ Lightweight aluminum body ■ Two types of fixing brackets: self-supporting and sliding ■ Easy installation ■ Certified by the Public Building Association (hanging bracket specification only) *For more details, please refer to the PDF document or feel free to contact us.

Company：サヌキ本社・工場
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Underfloor inspection hatch

The opening for the handle is easy to create with a drill hole! A floor inspection hatch with custom dimensions is also available.

This product is an underfloor inspection hatch compatible with flooring materials up to 15mm thick. If the flooring material is 15mm thick, it can be used as is, but if it does not meet the thickness, please adjust it with a base layer or similar method. We offer two colors: bronze and silver. 【Product Overview】 ■ Made of aluminum / Anodized finish / For indoor use ■ Colors: Bronze / Silver ■ Sizes: 200 / 303 / 460 / 606 square *For more details, please refer to the PDF document or feel free to contact us.

Company：サヌキ本社・工場
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Underfloor inspection hatch without a frame

We are introducing a revamped construction method with an evolved indoor floor inspection opening.

This product features a structure that traditionally used a support frame when installing the outer frame, but has now eliminated the need for a support frame by adopting a plastic receiver. Furthermore, the sliding structure of the plastic receiver allows it to closely adhere to the joist, securing both the outer frame and the plastic receiver in place. Additionally, the method for installing the inner lid and the rotating handle has been completely revamped, enabling easy and stable installation. 【Features】 ■ Revamped installation method ■ Elimination of the support frame by adopting a plastic receiver ■ Close adherence of the joist to the plastic receiver, securing the outer frame and plastic receiver ■ Revamped inner lid installation method and rotating handle ■ Enables stable installation *For more details, please refer to the PDF document or feel free to contact us.

Company：サヌキ本社・工場
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Inspection Port Product Catalog

We have a wide range of products, including wall inspection openings and one-touch underfloor inspection openings!

This catalog introduces the "inspection openings" handled by Sanuki. It features a variety of products, including the "wall inspection opening" that requires no tools for both the outer and inner frames, the "air-tight ceiling inspection opening" that shuts out unpleasant cold air and drafts, and the "underfloor inspection opening" that allows for easy handle installation with a simple hole punch. Please make use of this for selecting your products. [Featured Products] ■ Wall Inspection Opening ■ Ceiling Inspection Opening ■ Ceiling Inspection Opening (Gremont Type) ■ Joint Ceiling Inspection Opening ■ PM Joint Ceiling Inspection Opening (Joint-Specific Type) *For more details, please refer to the PDF document or feel free to contact us.

Company：サヌキ本社・工場
Price：Other

Inspection hatches, manhole covers, and ditch covers
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Assembly Diagram Catalog

Including installation diagrams, detailed drawings, and standard dimensions! Introducing assembly diagrams of various products.

This catalog introduces installation diagrams for inspection openings, drainage fixtures, architectural hardware, and reinforcement fittings. For inspection openings, we include installation diagrams, detailed drawings, standard dimensions, and material lists for items such as "ceiling inspection openings / ceiling inspection openings [Gremont type]," "one-touch underfloor inspection openings," and "easy airtight underfloor inspection openings." Please use this information for product selection. [Contents] ■ Inspection openings ■ Drainage fixtures ■ Architectural hardware ■ Reinforcement fittings *For more details, please refer to the PDF document or feel free to contact us.

Company：サヌキ本社・工場
Price：Other

Inspection hatches, manhole covers, and ditch covers
Drainage and ventilation equipment
Reinforcement and repair materials
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Custom-made steel plate products for residential and facility use

Simple illustrations are fine. We can manufacture stainless steel sinks, architectural hardware, and more. We also offer design support.

Our company manufactures custom steel plate products for residential and facility use. We can provide a consistent response from design to production and delivery domestically. We can produce from simple illustrations. Custom design from scratch is also possible according to your needs. 【Main Production Equipment】 ◎ Shearing Machine ◎ Turret Punch Press ◎ Press Machines (Single Stroke, Progressive, Bender) ◎ Welding Machines (Welding Robots) ◎ Grinding Machines We also accept custom dimensions for ready-made products such as faucets, shelf posts, rooftop hatches, and waterproof pans for washing machines.

Company：サヌキ本社・工場
Price：Other

Outdoor furniture, play equipment, furniture hardware
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Inspection opening

The corner of the frame is round, so it's safe! Easy to open and close with a large handle!

It is designed to have no distortion or twisting even with a large diameter.

Company：フカガワ
Price：Less than 10,000 yen

Other measuring instruments
Inspection hatch

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[Digest Version] Fukagawa Corporation Comprehensive Catalog

We have a wide range of products, including machinery, dampers, duct components, and more!

This catalog is a comprehensive catalog of Fukagawa Co., Ltd., which manufactures and sells machinery, equipment, and components for duct production. It includes machinery such as "coil unraveling tables" and "flange folding machines," as well as duct products like "square ducts," "flanges," and "spiral ducts." Additionally, it features a wide range of products including hoods and filters. [Contents (excerpt)] ■ Dampers ■ Supply and exhaust outlets ■ Duct components ■ Tools ■ Home ducts * For more details, please refer to the PDF document or feel free to contact us. * This PDF document is a digest version. If you need the full version, please contact us.

Company：フカガワ
Price：Other

Duct related equipment
Work tools
Carports and related materials
Inspection hatch

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Ceiling inspection hatch Leaf series

Four-Direction Operable Ceiling Inspection Hatch Leaf Series

Four-way opening and closing function, inspection openings with rounded corners, frame type, joint type, frame joint type, airtight type, inspection openings equipped with fall prevention wires, and a variety of colors. The hanging bracket type is certified by the Public Building Association.

Company：創建
Price：Other

Gypsum board and moldings
Gypsum board and moldings
Interior and exterior construction accessories
Inspection hatch

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Ceiling Inspection Hatch "Ceiling-kun"

Significantly improve workability! Ceiling materials can be easily attached with a spring!

"Ceiling-kun" is a ceiling inspection hatch that features excellent workability with a one-touch installation using springs for the ceiling material. The installation of the outer and inner frames is simple and clicks into place. Additionally, the design incorporates four thin grooves to enhance both aesthetics and strength, resulting in a stylish frame-like finish. In addition to this, we offer a lineup that includes "Ceiling-kun-R," which features a coin lock mechanism for opening and closing, as well as "Ceiling-kun-RW," "Ceiling-kun-W," and the underfloor inspection hatch "Underfloor-kun." 【Features】 ■ Simple one-touch installation for outer and inner frames ■ One-touch opening and closing without tools ■ Excellent workability ■ Enhanced design and strength ■ Stylish frame-like finish *For more details, please refer to the PDF materials or feel free to contact us.

Company：バクマ工業
Price：Other

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Inspection hatch

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