三ツ星ベルト List of Products and Services

The "Metal Roof Waterproofing Renovation Method" is an excellent waterproofing technique that covers metal roofs with rubber-based materials for renovation. A special primer with anti-rust properties prevents the progression of rust. The characteristics of vulcanized rubber and other components ensure that the current shape is maintained, resulting in a beautiful finish. Additionally, a metallic paint can provide a finish that matches the metal roof. 【Features】 ■ Excellent durability ■ Prevents the progression of rust ■ Beautiful finish ■ Improved livability (soundproofing and energy efficiency) ■ Lightweight ■ Easy to install (one-sided adhesion, no large equipment required, no need for space) *For more details, please feel free to contact us.

"Neo Roofing" is an environmentally friendly vulcanized rubber sheet material for waterproofing methods. We offer four types of general-purpose "Neo Roofing E" ranging from 1.0mm to 2.0mm, as well as a color rubber laminated waterproof material "Neo Roofing Color." Additionally, we have a waterproof material with anti-bulging features, "Neo Roofing SPE," which consists of a 4.0mm thick grooved resin sheet laminated onto a vulcanized sheet. 【Product Lineup】 ■ Neo Roofing E ■ Neo Roofing Color ■ Neo Roofing SPE ■ Neo Roofing EB ■ Neo Roofing FB *For more details, please feel free to contact us.

The "Liblue Waterproofing Method" is a technique with particularly many achievements among metal roof renovation methods. Since a layer of adhesive is laminated onto a rubber sheet, one-sided adhesion is possible, and it does not require large-scale equipment, allowing for construction in minimal space. Additionally, it is highly durable and maintains excellent waterproofing functionality for a long period without being affected by acid rain or salt damage. 【Features】 ■ Excellent durability ■ Beautiful finish ■ Improved livability ■ Easy to install ■ Prevents rust progression ■ Lightweight *For more details, please download the PDF or feel free to contact us.

The "Stage Roof Method" is a waterproofing technique that utilizes the flexibility of rubber sheets, allowing the roof's shape to remain intact for a beautiful finish. It maintains excellent waterproofing functionality for a long period without being affected by acid rain or salt damage. The load-bearing capacity is approximately 2.5 kg/m², which poses almost no structural issues. Additionally, the soundproofing and vibration-damping effects of the rubber sheets reduce the resonance of rain sounds. The high-reflectivity paint finish helps to keep attic temperatures down, reducing air conditioning costs, and is beneficial in gymnasiums without air conditioning by lowering indoor temperatures. 【Features】 ■ Excellent durability ■ Beautiful finish ■ Improved livability ■ Easy installation ■ Lightweight ■ Prevents rust progression *For more details, please download the PDF or feel free to contact us.

The "Heat Disk Method" is a groundbreaking technique that enables the fixation of waterproof sheets to concrete retaining walls. It demonstrates exceptional effectiveness in the installation of waterproof sheets for closed-type waste landfill sites and reservoirs constructed with concrete retaining walls, contributing to the protection of the natural environment. Additionally, the pitch of the disks can be adjusted according to site conditions, and installation can be carried out after the inspection of the concrete substrate is completed. 【Features】 ■ Enables the fixation of waterproof sheets to concrete retaining walls ■ Reduces construction time for concrete retaining walls ■ Allows for adjustment of the disk pitch according to site conditions ■ Installation can be performed after the inspection of the concrete substrate is completed *For more details, please download the PDF or feel free to contact us.

We would like to introduce the "Joint Sheet Waterproofing Method" conducted by Mitsuboshi Belt Co., Ltd. This method stops water leakage from concrete joints using two techniques tailored to specific applications. The Mizushito method is used in conjunction with traditional structures such as overflow outlets and water intake facilities of reservoirs, and it has a proven track record. The Neo-Roofing FB method involves applying adhesive only to the substrate, and the sheet is simply adhered after removing the release paper. Solvent-free construction is also possible. 【Features】 ■ Available in two types: with adhesive layer and without adhesive layer, depending on the application ■ Proven track record *For more details, please download the PDF or feel free to contact us.

The "Bolt Cap Waterproofing Method" involves covering existing bolt areas with a special synthetic rubber cap (Cap Man), demonstrating excellent durability. Since the rubber sheet has a laminated adhesive layer, one-sided adhesion is possible. There is no need for large-scale equipment or significant construction space, allowing for installation in minimal space. Additionally, the characteristics of vulcanized rubber and other materials ensure that the current shape is maintained, resulting in a beautiful finish. Furthermore, a metallic paint can provide a finish that matches metal roofs. 【Features】 ■ Excellent durability ■ Prevents rust progression ■ Beautiful finish ■ Improved livability (soundproofing and energy saving) ■ Lightweight ■ Easy to install *For more details, please download the PDF or feel free to contact us.

We would like to introduce a case where the "Bolt Cap Waterproofing Method" was adopted for the gymnasium roof of an elementary school in Saitama Prefecture. The bolt section uses EPDM-based vulcanized rubber, which has excellent weather resistance, making it far more durable than typical resin-based caps. By using the high weather-resistant and high solar reflectance paint "Neo Color Clean" as the finishing coat, we enhanced the durability of the waterproofing material while simultaneously lowering the surface temperature of the roof, which helped to reduce the temperature rise indoors. 【Case Overview】 ■ Method: Bolt Cap Waterproofing Method ■ Substrate: Bolt-type folded plate roof *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "Liblue Waterproofing Method" has been adopted for the indoor gymnasium of Hiroshima City Itukaitsu Elementary School. Without compromising the design feature of the convex lines characteristic of the tiled roof, and by using a metallic finish material, we achieved a beautiful finish that is very close to the original metallic roof. In addition to its high waterproofing performance, it also excels in sound insulation against rain noise, making it particularly beneficial for school-related buildings where events such as discussions are held. 【Case Overview】 ■ Method: Liblue Waterproofing Method ■ Base: Tiled Roof *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "Stage Roof Waterproofing Method" was adopted for the clubhouse of Kasugai Country Club in Kasugai City, Aichi Prefecture. Without compromising the image of the clubhouse, which exudes history and elegance, we achieved a beautiful finish. Additionally, the excellent waterproof performance contributes to the longevity of the building itself. Since large construction equipment is not required for the installation, there is no noise during construction, minimizing the impact on the facility during its operation. [Case Overview] ■ Method: Stage Roof Waterproofing Method ■ Substrate: Horizontal Roof *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "New Blen NB-101HF Method," a glass fiber reinforced EPDM rubber sheet waterproofing, was applied while leaving the existing waterproof layer intact on the rooftop of a multi-unit residential building. By using a high-frequency induction heating device, the fixed disk and the waterproof layer are securely fused. Additionally, since the fixed disk is pre-installed, rapid construction is possible without drilling holes in the main waterproof layer. This method combines the weather resistance and durability of EPDM rubber sheets with construction speed. [Case Overview] ■ Method: Mechanical fixing method ■ Base: EPDM rubber sheet adhesion method *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "Neo-Court AG Waterproofing Method" was adopted at a certain entertainment facility in Oita Prefecture. In waterproofing renovations of metal roofs used in factories, warehouses, and gymnasiums, our standard method employs EPDM rubber sheets. However, in the case of long, narrow standing seam roofs with a narrow valley width, conventional methods can be difficult to implement. Therefore, acrylic rubber-based coating waterproofing materials that can form a waterproof membrane through application are effective. This one-component type does not require mixing, and it can be easily applied to complex areas with a roller or brush, while also providing excellent durability. 【Case Overview】 ■ Method: Neo-Court AG Waterproofing Method ■ Substrate: Bolt-type standing seam roof *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "RV-101 waterproofing method" was adopted on the rooftop of Takeuchi Co., Ltd. in Himeji City, Hyogo Prefecture. This method is a standard technique that involves adhering EPDM-based rubber sheet waterproofing material, known for its weather resistance, to the substrate. Thanks to the elasticity unique to rubber sheets, it is strong against substrate movement, and due to full adhesion, it also exhibits excellent wind pressure resistance. This method boasts a long history and numerous construction achievements, making it applicable to a wide range of substrates, from RC to dome roofs and ALC board substrates. [Case Overview] ■ Method: Adhesive method ■ Substrate: RC *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "New Blend NB-401HF Method" was adopted at a certain community center in Hiroshima Prefecture. The insulation material used is high-performance rigid urethane foam, which has enhanced the insulation performance. Please feel free to contact us when you need our services. 【Case Overview】 ■ Method: Mechanical Fixing Method ■ Substrate: Asphalt-pressed cinder concrete *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "RV-101 waterproofing method" was adopted for the Silver Cool roof at a warehouse in Mie Prefecture. The Silver Cool substrate is greatly influenced by the behavior of the building. The substrate-following properties and flexibility of EPDM rubber sheets make them suitable waterproofing materials for this substrate. Please feel free to contact us if you need our services. 【Case Overview】 ■Method: Adhesive method ■Substrate: Silver Cool (precast concrete) substrate *For more details, please refer to the related links or feel free to contact us.

We would like to introduce a case where the "Fastback Waterproofing Method" was adopted on the roof of a certain warehouse in Hatsukaichi City, Hiroshima Prefecture. Due to the substrate being deck concrete, there were concerns about the waterproof layer swelling after construction. However, since the Fastback Waterproofing Method uses a vented layer with vulcanized rubber sheets, there was absolutely no swelling after construction, and it is possible to expel moisture from the substrate through the ventilation device. Additionally, since the construction method involves a one-sided adhesion technique and the drying time of the adhesive can be significantly shortened, the installation was completed quickly. [Case Overview] ■ Method: Fastback Waterproofing Method ■ Substrate: Deck Concrete *For more details, please refer to the related links or feel free to contact us.