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Soudal
Seadam Co., Ltd.
Mitsubishi Chemical Corporation
AS ONE Corporation

4 Airtight Sheet Manufacturers in 2025

This section provides an overview for airtight sheets as well as their applications and principles. Also, please take a look at the list of 4 airtight sheet manufacturers and their company rankings. Here are the top-ranked airtight sheet companies as of August, 2025: 1.AS ONE Corporation, 2.Seadam Co., Ltd., 3.Mitsubishi Chemical Corporation.

Table of Contents

List of 4 Airtight Sheet Manufacturers

*Including some distributors, etc.

Sort by Features

  • Default
  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

Sort by Area

  • Japan
  • United Kingdom
    • Soudal
      • United Kingdom Address: Soudal House, Unit 1, Centurion Way, Centurion Park Tamworth, United Kingdom

      Manufacturer Overview

      Soudal, founded in the UK in 1966, is a manufacturer of sealants, PU-Foams and adhesives. The company’s product portfolio includes silicone sealants, acrylic sealants, and specialized sealants for construction, automotive, and industrial needs, and polyurethane (PU) foam products that are used to provide thermal insulation, soundproofing, and gap-filling properties, making them ideal for construction and HVAC industries. The company has 20 manufacturing sites on 5 continents and 64 subsidiaries worldwide.

    • Mitsubishi Chemical Corporation
      • Japan Address: 1-1 Marunouchi 1-chome, Chiyoda-ku, Tokyo, Japan

      Manufacturer Overview

      Mitsubishi Chemical Corporation was founded in 1933 and has a head office in Tokyo, Japan. Mitsubishi Chemical Corporation provides products including chemicals, industrial gases, and health care products to customers globally. Mitsubishi Chemical Group’s performance products division manufactures and distributes. functional food materials, electronic and electrical components, specialty chemicals, and other products. Mitsubishi Chemical health care products include pharmaceuticals, drug discovery solutions, diagnostic reagents, and instruments for medical use. Mitsubishi Chemical Corporation also provides other services such as engineering, information systems, logistics, and consulting.

    • AS ONE Corporation
      • Japan Address: 2-1-27 Edobori, Nishi-ku, Osaka, Japan

      Distributor Overview

      AS ONE Corporation, established in 1962, is a Japanese supplier of laboratory instruments and consumables, headquartered in Nishi Ward, Osaka. Through their website, AXEL GLOBAL, the company offers a selection of 3 million products. These include physical and chemical science instruments such as universal and measuring instruments, as well as laboratory instruments for cultivation, separation, and analysis. They also provide research facility equipment such as storage equipment and laboratory chairs. AS ONE extends its offerings to include industrial instruments like dehumidifying storage and organization and conveyance equipment. Additionally, AS ONE serves the healthcare sector with products for hospitals and nursing homes.

Airtight Sheet Manufacturer Ranking

*Including some distributors, etc.

Ranking as of August 2025

Derivation Method
Rank Company Click Share
1 AS ONE Corporation
37.5%
2 Seadam Co., Ltd.
25.0%
3 Mitsubishi Chemical Corporation
25.0%
4 Soudal
12.5%

Derivation Method

The ranking is calculated based on the click share within the airtight sheet page as of August 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. Mitsubishi Chemical Corporation: 42,127

Newly Established Company

  1. Soudal: 1966 (59 years ago)
  2. AS ONE Corporation: 1962 (63 years ago)
  3. Seadam Co., Ltd.: 1956 (69 years ago)

Company with a History

  1. Mitsubishi Chemical Corporation: 1933 (92 years ago)
  2. Seadam Co., Ltd.: 1956 (69 years ago)
  3. AS ONE Corporation: 1962 (63 years ago)

Global Distribution of Airtight Sheet Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
Japan Japan 3 75.0%
United Kingdom United Kingdom 1 25.0%

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List of Airtight Sheet Products

58 products found

58 products

Wintex Co., Ltd.

Laminate sheet

Paper & Pulp Industry Use Architecture & Construction Use Chemical Industry Use

310+ people viewing

Last viewed: 23 minutes ago

For various uses such as industrial and agricultural purposes Our company carries out integrated production in-house. Therefore, we ask that you p...

Ace Industry Co., Ltd.

Processed products for housing Airtight film with tape

260+ people viewing

Last viewed: 14 hours ago

This is a product in which airtight film and airtight tape are wrapped over a masker. ■Usage example ・1F ceiling and 2F floor meeting area ・2F w...

Wintex Co., Ltd.

Aluminum laminate

230+ people viewing

For various uses such as industrial and agricultural purposes Our company carries out integrated production in-house. Therefore, we ask that you p...

Ace Industry Co., Ltd.

Processed products for housing Hyperflash 6951 Sheet cut

190+ people viewing

Last viewed: 5 hours ago

This product is pre-packaged with single-sided butyl adhesive tape. At construction sites, it can be expected to save labor on site work and reduce...

JFE Rock Fiber

Residential product airtight subsidy material moisture -proof and airtight sheet

1400+ people viewing

Last viewed: 24 minutes ago

Airtight subsidy material ・ JIS A 6930 B type B type ・ Plastic moisture -proof film ■ Characteristics ・ If you cover the entire building with a m...

2 models listed

BH8412JA-Residential product airtight subsidy material moisture -proof and airtight sheet
BH8421JB-Residential product airtight subsidy material moisture -proof and airtight sheet

Price (without tax)

$ 78.00

Japan Aqua Co., Ltd.

Related materials for external wall dry ventilation method Aqua Wall series

560+ people viewing

Last viewed: 19 hours ago

■Product guaranteed for 10 years with reliable waterproof performance ・Prevents condensation by allowing moisture inside the wall to escape. - Pre...

2 models listed

Aqua Silver Wall W (Double)-Related materials for external wall dry ventilation method Aqua Wall series
Aqua Silver Wall S (Single)-Related materials for external wall dry ventilation method Aqua Wall series

Japan Aqua Co., Ltd.

Aqua Wall Series Materials related to exterior wall dry ventilation method Aqua Silver Wall Light

600+ people viewing

Last viewed: 17 hours ago

■Features ・Heat shielding ・Single-sided aluminum ■Product guaranteed for 10 years with reliable waterproof performance ・Special processing allo...

Links International Co., Ltd.

CORSAIR TC100 Leather Black (CF-9010050-WW)

300+ people viewing

Features ■Ergonomic chair with a wide design that allows you to sit comfortably TC100 is an ergonomic chair with a wide seat that allows you to sit...

Nagai Co., Ltd.

High-performance airtight sheet for highly airtight and highly insulated homes Interior base moisture permeable sheet VCL Smart®

260+ people viewing

Last viewed: 14 hours ago

■ Moisture-proof in winter and breathable in summer while ensuring airtightness A variable moisture permeability/airtight sheet made of spunbond no...

Nagai Co., Ltd.

From high airtightness and high insulation to high airtightness and high insulation and heat shielding Moisture permeable, waterproof and heat shielding sheet DuPont™ Tyvek® Silver

230+ people viewing

Last viewed: 14 hours ago

■Moisture-permeable, waterproof, and heat-shielding sheets that make your home last longer DuPont™ Tyvek® Silver is a moisture-permeable and waterp...

Nagai Co., Ltd.

East Roof Silver 2 is a roofing material that suppresses condensation in the attic and contributes to creating a comfortable home. Moisture-permeable, heat-insulating, and waterproof sheet.

240+ people viewing

Last viewed: 14 hours ago

■Roof base material that suppresses condensation in the attic and contributes to creating a comfortable home. In addition to being moisture permeab...

Japan Aqua Co., Ltd.

Aqua Wall Series Related materials for exterior wall dry ventilation method Aqua White Wall

550+ people viewing

Last viewed: 14 hours ago

■Features - Prevents water and wind from entering from outside, extending the lifespan of the house. ・Prevents condensation by letting moisture in...

2 models listed

Aqua white wall-Aqua Wall Series Related materials for exterior wall dry ventilation method Aqua White Wall
Aqua white wall 2-Aqua Wall Series Related materials for exterior wall dry ventilation method Aqua White Wall

Japan Aqua Co., Ltd.

Airtight packing for the foundation of a wooden detached house Aqua Packing

710+ people viewing

Last viewed: 3 hours ago

■Features ■High airtightness and followability Due to its excellent flexibility, it can easily follow joint variations (changes) and exhibits high ...

2 models listed

Airtight packing 150 width-Airtight packing for the foundation of a wooden detached house Aqua Packing
Airtight packing 150 width + 50mPE sheet-Airtight packing for the foundation of a wooden detached house Aqua Packing

Nippon Jukenkyo Co., Ltd.

Airtight layer Airtight tape Super tape

270+ people viewing

Last viewed: 14 hours ago

■Aluminum vapor deposition maintains adhesion Butyl airtight tape. Ideal for areas where airtightness is important, such as where moisture-proof sh...

Price (without tax)

$ 83.85

Nippon Jukenkyo Co., Ltd.

Waterproof layer: Moisture-permeable waterproof with heat shielding performance Josheets LT Silver 10 [Personalized item]

250+ people viewing

■Thoroughly prevents condensation inside walls with performance that meets JIS standard values ​​(Class B) + heat shielding effect In addition to m...

Price (without tax)

$ 201.50

Nippon Jukenkyo Co., Ltd.

Airtight layer Airtight tape UEE tape double-sided

240+ people viewing

Last viewed: 14 hours ago

■Butyl double-sided type Butyl airtight tape. Ideal for areas where airtightness is important, such as the joints of moisture-proof sheets and arou...

Price (without tax)

$ 208.00

Nippon Jukenkyo Co., Ltd.

Waterproof layer corner waterproof shield corner A/B

270+ people viewing

Last viewed: 1 day ago

■Integrated corner material to block pinholes in corners Completely blocks rainwater from entering through pinholes at various three-sided intersec...

Price (without tax)

$ 62.66

Nippon Jukenkyo Co., Ltd.

Airtight layer packing Airtightness for base Top list

310+ people viewing

Last viewed: 8 hours ago

■High-density packing improves airtightness and durability This is an airtight packing for the foundation and foundation when insulating the founda...

Price (without tax)

$ 305.50

Nippon Jukenkyo Co., Ltd.

Waterproof layer corner waterproof shield corner S

290+ people viewing

Last viewed: 18 hours ago

■Integrated corner material that blocks pinholes in the sash When used in conjunction with a window shield, it completely blocks rainwater from ent...

Price (without tax)

$ 85.80

Nippon Jukenkyo Co., Ltd.

Airtight layer packing Airtight for base Top list 500

270+ people viewing

Last viewed: 23 hours ago

■Sheet-integrated base airtight packing This is an airtight packing for the foundation and foundation when insulating the foundation. Since the bas...

Price (without tax)

$ 362.05

Nippon Jukenkyo Co., Ltd.

Waterproof layer Window drain Window shield

280+ people viewing

Last viewed: 12 hours ago

■ Fits various sash thicknesses and blocks rainwater and condensation water from leaking around windows. We have clarified the workability for the ...

Price (without tax)

$ 78.65

Paramount Glass Industries Co., Ltd.

Airtight Component Variable Humidity Control Sheet Taiyo SUNR Humidity Control Sukatto Sheet Premium

260+ people viewing

Last viewed: 1 day ago

Moisture control function: moisture-proof in low-humidity environments and moisture-permeable in high-humidity environments. ■Features Humidity Co...

Price (without tax)

$ 232.05

Nippon Jukenkyo Co., Ltd.

Airtight Layer Packing Airtight for Base Top Jo Sheets 500

270+ people viewing

Last viewed: 23 hours ago

■Airtight packing for base with integrated moisture-permeable waterproof sheet This is an airtight packing for the foundation and foundation when i...

Price (without tax)

$ 391.95

Paramount Glass Industries Co., Ltd.

Airtight material Moisture-proof sheet Border

200+ people viewing

Super weatherproof moisture-proof sheet that prevents heat deterioration. ■Features It has excellent moisture resistance and blocks water vapor ge...

Nippon Jukenkyo Co., Ltd.

Airtight layer packing Airtight dirt floor list for foundation

280+ people viewing

Last viewed: 14 hours ago

■Keeps the foundation and foundation airtight and stops moisture. This is an airtight packing for the foundation and foundation when insulating the...

Price (without tax)

$ 388.05

Paramount Glass Industries Co., Ltd.

Airtight Components Moistureproof Sheet Houseron ZERO Sheet

210+ people viewing

Moisture-tight sheet for 1 span. ■Features A moisture-proof polyethylene film with a sheet width of 555mm. Of course, it can also be used for repa...

Price (without tax)

$ 48.75

Nippon Jukenkyo Co., Ltd.

Airtight layer packing for windows airtight for reach windows

250+ people viewing

Last viewed: 14 hours ago

■Ensure airtightness around windows Ideal for airtight treatment mainly around windows. The EPDM packing maintains airtightness and follows the dry...

Price (without tax)

$ 93.60

Jaybeck Co., Ltd.

Moisture-tight, thermal deterioration prevention, super weather-resistant sheet border

210+ people viewing

Last viewed: 7 hours ago

A JIS A-6930 residential plastic moisture-proof film manufactured in a first-class factory with high quality control. The key to airtightness is th...

Nippon Jukenkyo Co., Ltd.

Airtight layer packing Airtight for wall and floor joints Reach 33 for 2×4

220+ people viewing

Last viewed: 14 hours ago

■Ensure airtightness between the 2×4 floor and wall Ideal for airtight sealing between 2x4 floors and walls. The EPDM packing maintains airtightnes...

Price (without tax)

$ 140.40

Jaybeck Co., Ltd.

Waterproof and airtight material around pipes Made of stretchable polyethylene Pipe Saver

200+ people viewing

Last viewed: 22 hours ago

Waterproofing and airtighting around pipes, which are prone to water leaks, is surprisingly difficult, and airtight tape alone will not work. Pipe ...







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