Underfloor inspection hatch Product List and Ranking from 4 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

Underfloor inspection hatch Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. YPC 本社 Osaka//others
  2. 城東テクノ Osaka//Building materials, supplies and fixtures manufacturers
  3. サヌキ 本社・工場 Osaka//Building materials, supplies and fixtures manufacturers
  4. null/null
  5. 5 清水 Osaka//Trading company/Wholesale
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Underfloor inspection hatch Product ranking

Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.

  1. Air-tight/insulated resin frame floor inspection opening/storage unit type 600 YPC 本社
  2. Edge-less high airtight type underfloor inspection opening FUCHINE [standard type] 城東テクノ
  3. Underfloor storage / Underfloor inspection opening YPC 本社
  4. [Idea Storage Construction Example] Torque Damper Type Underfloor Access Hatch
  5. 4 One-touch underfloor inspection opening サヌキ 本社・工場

Underfloor inspection hatch Product List

1～15 item / All 17 items

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Underfloor storage / Underfloor inspection opening

Underfloor storage / Underfloor inspection opening

We provide safe and secure underfloor storage and inspection openings.

Our "Underfloor Storage (Underfloor Inspection Opening)" complies with energy-saving standards and is a long-term use compatible component (CjK component) that meets the relevant standards. Made from calcined scallop shells, it contains 100% natural ingredients and environmentally friendly antibacterial agents that are also food additives. These agents are incorporated into the resin of the storage unit using our unique technology, allowing the storage unit to be antibacterial and certified by SIAA. 【Features】 ■ Resin corner specifications aimed at improving safety in corner areas ■ Passed 150,000 drops of a 65kg sandbag test (in-house standard) ■ The notch dimensions of the rotating handle are 23×91mm, compliant with CjK component standards ■ Antibacterial treatment of the underfloor storage unit using 100% natural ingredients ■ Our original double-separate auxiliary joist insulation material for easy inspection *For more details, please refer to the PDF document or feel free to contact us.

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

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Air-tight/insulated resin frame floor inspection opening/storage unit type 600

Air-tight/insulated resin frame floor inspection opening/storage unit type 600

Lightweight resin lid achieved through overwhelming construction efficiency and unique technology! The main body of the storage box features a reassuring antibacterial specification.

This product is the "Air-tight/Insulated Resin Frame Floor Inspection Hatch and Storage Unit 600 Type," which does not require auxiliary joists (procured on-site) or leveling of the auxiliary joists. The construction time is expected to be reduced by 50% compared to our conventional aluminum frame products, and the assembly of the cover plate is particularly easy. Additionally, it has passed a drop test of 150,000 times with a 65kg sandbag (in-house standard), ensuring no worries about creaking, bending, or floor noise. 【Features】 ■ The EFS mechanism provides a centering function for the floor opening. ■ The resin outer frame can be accurately installed on the floor surface. ■ With a load of 980N (100kg), the deflection is less than 3mm. ■ It meets the air-tightness performance of JIS A 4706 (sash) A-4 grade. ■ The insulation performance is below a thermal transmittance of 0.34W/(m2·K) for energy-saving region classification I (Hokkaido). *For more details, please refer to the PDF materials or feel free to contact us.

  • Underfloor storage unit
  • Inspection hatches, manhole covers, and ditch covers

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[Information] Termite Guarantee System Maintenance Guide

[Information] Termite Guarantee System Maintenance Guide

We will guide you on a maintenance guide to protect your home from termite damage!

This document includes maintenance and checks to prevent termite damage, as well as information on the Joso Kiso Packing Method. We would greatly appreciate it if you could read it and utilize it to further reduce the possibility of termite damage to near zero.

  • Residential foundations
  • Renovation and repair methods

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Are you having trouble selecting materials for complex wooden non-residential buildings?

Are you having trouble selecting materials for complex wooden non-residential buildings?

A helpful site for wooden non-residential buildings has opened. You can easily search for materials that suit your needs by selecting the products and conditions you are looking for!

In the realm of wooden non-residential buildings, the mission of Joto Tech is to 【how to make wood last longer】 Are you having trouble selecting components for complex wooden non-residential buildings? On this site, by selecting the products and conditions you are looking for, you can narrow down and search for components that suit each application! Please feel free to contact us.

  • Other commercial buildings and service facilities

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Edge-less high airtight type underfloor inspection opening FUCHINE [standard type]

Edge-less high airtight type underfloor inspection opening FUCHINE [standard type]

Frame-less that blends with the floor.

A borderless, high airtightness underfloor inspection opening that overturns conventional wisdom. It maintains the performance of Joto's high airtightness underfloor inspection opening while achieving a noiseless space.

  • Inspection hatches, manhole covers, and ditch covers

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One-touch underfloor inspection opening

One-touch underfloor inspection opening

Underfloor inspection opening for the bed construction method (underfloor material: particle board, structural plywood)

This product is an easy-to-install floor inspection hatch. By using one-touch nails, the outer frame can be inserted into the opening without using screws, and the assembled inner lid can simply be placed inside. The corners of the outer and inner frames are made of resin, making them less likely to snag compared to conventional products. Additionally, the inner frame installation method and rotating handle have been completely revamped to enable easy and stable installation. 【Features】 ■ Simple installation by just placing the inner lid into the outer frame ■ One-touch nails adopted ■ Corners of the outer and inner frames are designed to be less snag-prone than conventional products ■ Revamped inner frame installation method and rotating handle for easy and stable installation *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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Air-tight underfloor inspection opening

Air-tight underfloor inspection opening

No need for disassembly and assembly of the inner frame as before! A product suitable for use in energy-efficient homes.

This product prevents indoor air leakage and the intrusion of outside air, protecting the interior from cold air, drafts, and heat, making it an ideal inspection opening for energy-efficient homes. The easy-to-install inner pot allows for the insertion of flooring materials without disassembling the inner frame, eliminating the need for the disassembly and assembly of the inner frame as before. Additionally, the rotating handle can be installed simply by drilling two round holes. The handle position comes with a dedicated seal, making it easy to accurately drill the holes. 【Features】 ■ Shuts out cold and warm air leakage and intrusion ■ Prevents indoor air leakage and outside air intrusion ■ Inner pot that does not require disassembly or assembly of the inner frame ■ Handle that can be installed by simply drilling two round holes *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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Small Under-Bed Inspection Opening "Puchi Ten"

Small Under-Bed Inspection Opening "Puchi Ten"

Outer frame one-touch installation! This is a compact underfloor inspection hatch suitable for quick inspections.

The "Petit Point" is a small floor inspection opening that can be installed in a small space. It is made of a single molded resin with no seams, and the height difference with the floor is only 2 millimeters, so you can use it with confidence. Additionally, because it is made of resin, it does not feel "cold" like metal products. We offer four selectable types, including a lid type that eliminates the need for frame assembly and a one-touch type to save you time. 【Features】 ■ Compact type ■ Suitable for minor inspections ■ Made of single molded resin with no seams and a 2-millimeter height difference with the floor ■ Does not feel "cold" like metal products due to its resin composition ■ Four selectable types available *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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High airtight type floor inspection opening

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.

  • Insulation work
  • Other fittings

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High airtight floor inspection opening for renovation

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.

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

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High airtight floor inspection hatch with body composition meter NORNE

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.

  • Welfare and medical equipment

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Rotating Handle Built-in Floor Inspection Opening | NEW HIKARI

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.

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  • Support hardware/opening hardware
  • Hardware Doors, Handles and Locks

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Underfloor inspection opening | NEW HIKARI

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.

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  • Inspection hatches, manhole covers, and ditch covers

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Underfloor inspection hatch

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.

  • Inspection hatches, manhole covers, and ditch covers

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