List of Waterproofing, moisture-proofing and humidity control materials products
- classification:Waterproofing, moisture-proofing and humidity control materials
91~135 item / All 1649 items
Compatible with up to 200 for renovation drains! Introducing an all-stainless steel strainer!
- Coating film waterproofing material/permeable waterproofing material
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
Compatible with up to 200 for renovation drains! Introducing a strainer made entirely of stainless steel!
- Coating film waterproofing material/permeable waterproofing material
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
It won't be in the way! This is a degassing device that can be installed on the upright surface.
- Safety and consumables
- Subsidiary materials
- Waterproof tape, adhesive, drain, protective panel
Ideal for selecting renovation drains in drainage pipes! An essential item for waterproof renovation work!
- Waterproof sheet
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work
Securely fixed to the drainage pipe! A dam scatter prevention strainer that withstands strong winds has arrived!
- Coating film waterproofing material/permeable waterproofing material
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work
We have newly prepared an FRP waterproof version for the mountain-style renovation drain series.
- Waterproof tape, adhesive, drain, protective panel
- Roof and gutter construction
- Renovation and repair methods

New Product ★ Damo FRP Renovation Drain ★ Now Available!!
New Product ★ Damo FRP Renovation Drain ★ Now Available!! We have newly prepared an FRP waterproof renovation drain for the Yamayo renovation drain series. Please give it a try. Features This renovation drain is specifically designed for FRP waterproofing, allowing for complete integration with the same material as the FRP waterproof layer. The flange thickness is only 1mm, making it easy to blend with the substrate and excellent in workability. The horizontal hose is already bonded at our company.
A 1m hose version of the recommended renovation drain for urethane waterproofing has arrived!
- Waterproofing work
- Coating film waterproofing material/permeable waterproofing material
- Waterproof tape, adhesive, drain, protective panel

New product ★ Damou urethane renovation drain horizontal type 1m hose product, 2m hose product ★ Now on sale!!
We will be adding new products to the Damou Urethane Renovation Drain lineup. We have prepared products with a horizontal bellows hose extended to lengths of 1m and 2m. Please give them a try. 1. Release Date Shipping starts from January 5, 2023. 2. Additional Products - 1m hose for Damou Urethane Renovation Drain for models 40 to 140 - 2m hose for Damou Urethane Renovation Drain for models 40 to 140 3. Packaging 1 case contains 1 unit.
A new double drain for waterproofing with vinyl sheets has arrived!
- Waterproof tape, adhesive, drain, protective panel
A longer bellows hose, added to the lineup as a "1m hose product"! A new double drain for waterproof PVC sheets has been introduced!
- Waterproof tape, adhesive, drain, protective panel
The surface of the brim has been treated with a unique sand coating method, maintaining the characteristics of N (Normal). It adheres reliably to the coating waterproofing even with general base prime...
- Waterproof sheet
- Waterproof tape, adhesive, drain, protective panel
- Subsidiary materials

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
We have renewed the roof vent pipe! Excellent corrosion resistance, waterproofing, and design! A must-have for rooftop waterproofing: the Damo vent pipe series!
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Coating film waterproofing material/permeable waterproofing material

Notice of the discontinuation of the vacuum tube core set sales and the start of individual sales of insulation cores.
We will now be selling the "Core," which was previously sold as an accessory set with various degassing tubes, as a standalone product under the name "Insulation Core." As a result, we will discontinue the set sales of the core with the various degassing tubes and will only sell the core individually. This change allows customers who only have the degassing tube to purchase the core separately. Please see the details below for your reference. 1. Timing Starting January 5, 2023 2. Discontinued Products Damo Degassing Tube General Use Round Core Damo Degassing Tube General Use Square Core Damo Degassing Tube PVC Sheet Round Core Samurai Degassing Tube General Use Round Core Samurai Degassing Tube General Use Square Core Samurai Degassing Tube PVC Sheet Round Core 3. New Product Insulation Core
We have renewed the vent tubes for the mountain gear! We offer both round and square shapes as before! Additionally, we have options for PVC sheets! A must-have for rooftop waterproofing! Samurai vent...
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Coating film waterproofing material/permeable waterproofing material

Notice of the discontinuation of the vacuum tube core set sales and the start of individual sales of insulation cores.
We will now be selling the "Core," which was previously sold as an accessory set with various degassing tubes, as a standalone product under the name "Insulation Core." As a result, we will discontinue the set sales of the core with the various degassing tubes and will only sell the core individually. This change allows customers who only have the degassing tube to purchase the core separately. Please see the details below for your reference. 1. Timing Starting January 5, 2023 2. Discontinued Products Damo Degassing Tube General Use Round Core Damo Degassing Tube General Use Square Core Damo Degassing Tube PVC Sheet Round Core Samurai Degassing Tube General Use Round Core Samurai Degassing Tube General Use Square Core Samurai Degassing Tube PVC Sheet Round Core 3. New Product Insulation Core
This is a renovation drain that is integrally molded with urethane rubber, offering excellent compatibility with urethane waterproofing.
- Waterproof sheet
- Waterproofing work
- Waterproof tape, adhesive, drain, protective panel
This is a renovation drain that is integrally molded with urethane rubber, offering excellent compatibility with urethane waterproofing.
- Waterproof sheet
- Waterproofing work
- Waterproof tape, adhesive, drain, protective panel
This is the successor product to the damper vacuum plate that has been sold previously! Please feel free to contact us.
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Coating film waterproofing material/permeable waterproofing material

Successor product to the Damo vacuum release plate! Damo vacuum release filter now on sale.
The Damo degassing filter is a degassing device with similar functions to a degassing tube that solves the problem of swelling in waterproof layers. It is a successor product to the previously sold Damo degassing plate and has improved ventilation performance and quality. Purchases can be made through the related link.
Enhanced spring legs for easy-to-handle modified strainers! Introducing a vertical wind-resistant strainer with excellent cost performance!
- Waterproof tape, adhesive, drain, protective panel
- Roof drain
- Coating film waterproofing material/permeable waterproofing material

We have posted a PR video for the upgraded strainer spring foot for the dam modification.
We have created a promotional video for the "Damo Renovated Strainer Spring Reinforced Product," which features a spring thickness that is double that of conventional products and enhanced rebound strength, and uploaded it to YouTube! Please take a look! Link: https://youtu.be/8NCEI1RSXI0
Enhanced spring legs for easy-to-handle modified strainers! Introducing a cost-effective horizontal wind-resistant strainer!
- Renovation and repair methods
- Roof drain
- Coating film waterproofing material/permeable waterproofing material

We have posted a PR video for the upgraded strainer spring foot for the dam modification.
We have created a promotional video for the "Damo Renovated Strainer Spring Reinforced Product," which features a spring thickness that is double that of conventional products and enhanced rebound strength, and uploaded it to YouTube! Please take a look! Link: https://youtu.be/8NCEI1RSXI0
A 2m hose version of the recommended renovation drain for urethane waterproofing has arrived!
- Waterproofing work
- Coating film waterproofing material/permeable waterproofing material
- Waterproof tape, adhesive, drain, protective panel

New product ★ Damou urethane renovation drain horizontal type 1m hose product, 2m hose product ★ Now on sale!!
We will be adding new products to the Damou Urethane Renovation Drain lineup. We have prepared products with a horizontal bellows hose extended to lengths of 1m and 2m. Please give them a try. 1. Release Date Shipping starts from January 5, 2023. 2. Additional Products - 1m hose for Damou Urethane Renovation Drain for models 40 to 140 - 2m hose for Damou Urethane Renovation Drain for models 40 to 140 3. Packaging 1 case contains 1 unit.
Essential for external insulation waterproofing methods! It allows you to sandwich insulation material when installing a vent pipe.
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work
- Heat Insulation Roofing

Notice of the discontinuation of the vacuum tube core set sales and the start of individual sales of insulation cores.
We will now be selling the "Core," which was previously sold as an accessory set with various degassing tubes, as a standalone product under the name "Insulation Core." As a result, we will discontinue the set sales of the core with the various degassing tubes and will only sell the core individually. This change allows customers who only have the degassing tube to purchase the core separately. Please see the details below for your reference. 1. Timing Starting January 5, 2023 2. Discontinued Products Damo Degassing Tube General Use Round Core Damo Degassing Tube General Use Square Core Damo Degassing Tube PVC Sheet Round Core Samurai Degassing Tube General Use Round Core Samurai Degassing Tube General Use Square Core Samurai Degassing Tube PVC Sheet Round Core 3. New Product Insulation Core
A new addition to the lineup: a "2m hose" with a longer accordion hose! A double drain for PVC sheet waterproofing has made its debut!
- Waterproof tape, adhesive, drain, protective panel
The surface of the brim has been treated with a unique sand coating method, maintaining the characteristics of N (Normal). It adheres reliably to the coating for waterproofing even with general base p...
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Subsidiary materials

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
The "Snake Slider" processing makes it even easier to insert the hose than conventional products. The main body remains integrally molded, while the flange part has been improved to a rounded shape.
- Waterproof sheet
- Waterproof tape, adhesive, drain, protective panel
- Subsidiary materials

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
This is a vertically oriented waterproof renovation drain made in Japan. Since it is molded as a single piece without any welding, it has no seams and a smooth finish, allowing it to blend well with t...
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Subsidiary materials

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
Please try the "Damo angular lead renovation drain," which has been reborn as a highly functional renovation lead drain.
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet

New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of dam square-shaped lead renovation drains and dam renovation strainers ★ Now available for purchase!!
New products for 150 and 200 sizes, as well as XL size! ★ Additional lineup of Damo square-shaped lead renovation drains and Damo renovation strainers ★ Now available for sale!! Starting April 1, we have added 150 and 200 sizes to the Damo square-shaped lead renovation drain. Along with this, we are pleased to announce the release of the Damo renovation strainer in vertical XL and horizontal XL sizes. Damo square-shaped lead renovation drain N/S vertical type for 150 size Damo square-shaped lead renovation drain N/S vertical type for 200 size Damo square-shaped lead renovation drain N/S horizontal type for 200 size The horizontal bellows hose comes with the standard Snake Slider processing. Damo renovation strainer vertical type XL Damo renovation strainer horizontal type XL These are all-stainless steel strainers for 150 and 200 sizes.
Environmentally friendly copper lateral renovation drain
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work
- Coating film waterproofing material/permeable waterproofing material
New product ★ Damo copper renovation drain ★ Now on sale!!
New Product ★ Damo Copper Renovation Drain ★ Now Available!! We are pleased to announce that the Damo Copper Renovation Drain will be released starting April 1st. The main body of the drain is made entirely of copper. The horizontal bellows hose features the standard snake slider processing.
Environmentally friendly copper vertical pull renovation drain.
- Waterproof tape, adhesive, drain, protective panel
- Waterproofing work
- Coating film waterproofing material/permeable waterproofing material
New product ★ Damo copper renovation drain ★ Now on sale!!
New Product ★ Damo Copper Renovation Drain ★ Now Available!! We are pleased to announce that the Damo Copper Renovation Drain will be released starting April 1st. The main body of the drain is made entirely of copper. The horizontal bellows hose features the standard snake slider processing.
New proposal for FRP waterproofing! Introducing the Samurai Drain series made from uniquely selected resin to reduce costs!
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Waterproofing work
The convex shape makes it difficult for debris to accumulate at the top. It features a discreet design while achieving a generous opening area.
- Waterproof sheet
- Subsidiary materials
- Waterproof tape, adhesive, drain, protective panel
Adopting a "flexible shaft" and "two-joint fittings." The slanted lattice design makes the drain holes less visible.
- Waterproof tape, adhesive, drain, protective panel
- Waterproof sheet
- Subsidiary materials
A must-see for those struggling with waterproof auxiliary materials! We have a wide range of waterproof auxiliary materials made from FRP.
- Subsidiary materials
- Waterproof tape, adhesive, drain, protective panel
- Coating film waterproofing material/permeable waterproofing material