SBS Membranes

Torchtar’s SBS Membrane - Aluminium Finish is a high-performance waterproofing membrane designed for superior protection in a wide range of applications. Made from Styrene-Butadiene-Styrene (SBS) modified bitumen, this membrane offers exceptional flexibility, strength, and weather resistance. The aluminium finish provides an added layer of protection, enhancing UV resistance and reflecting heat to improve the energy efficiency of the building. Ideal for both new construction and renovation projects, the SBS Membrane - Aluminium Finish is particularly suited for roofing systems, terraces, and exposed surfaces where long-lasting waterproofing and durability are essential. Its superior performance ensures reliable protection against water infiltration, extreme temperatures, and environmental wear.

  • Overview
  • Product Detail
  • Application

USAGE AREA

  •  Inverted roofs & parapets
  • Terraces, balconies & patios
  • Sunken slabs, swimming pools & water retaining structures
  • Bridges & tunnels
  • Airport aprons & ramp areas
  • Concrete foundations & footings
  • Basement tanking
  • Piles & Footing wrappings

KEY FEATURES

  • Excellent water tightness, if applied as per recommended system and application.
  • Excellent resistance to ageing and weathering.
  • Outstanding bond-ability and seam integrity.
  • Good temperature resistance to cold and warm temperature.
  • High resistance to impact and puncture.
  • Simple, single-layer installation reduces labour and error.
  • Cost effective and durable in comparison to low end waterproofing systems
  • UV Resistant
  • High puncture & fatigue resistance
  • Can accommodate structural movements because of excellent flexibility
  • Good resistant to corrosion & ageing
  • Resistant to water borne chemicals
Technical Details
Colour: Black Colour (HMHDPE) | Silver Colour (With Aluminum Film top)         
Dimensions: 1 x 10 m roll (Available Thickness 2mm & 1.5mm) - Aluminum Top 
                     1 x 15 m roll (Available Thickness 2mm & 1.5mm) - HMHDPE 
(Can also be manufactured in other thickness & length)
Finishes: Black smooth finish with PE surface for covered applications 
               Aluminum top or Cross Laminated surfacing for exposed applications
             Fine sanded upper surfaces for coated system
Shelf Life: 2yr (If stored as recommended)
Storage Conditions: Rolls must be stored in their original package, in vertical position and under cool and dry conditions. They must be protected from direct sunlight, rain, snow and ice, etc.
                        

Application Process

A. SUBSTRATE PREPARATION

Cementitious or mineral based substrates must be prepared mechanically using abrasive blast cleaning or scarifying equipment to remove cement laitance and to achieve an open textured surface. Loose friable material and weak concrete must be completely removed and surface defect. The concrete must be carefully assessed for moisture content, air entrapment, and surface finish prior to any primer application. Apply the TT Primabit Primer, at the correct consumption to the prepared dry surface and allow to dry before next application stage.

B PASTING

Once the roll is aligned, peel back a portion of the silicone release film and press the membrane onto the substrate. When securely adhered, remove the remaining release film from the roll. Use a suitable roller (eg. steel) to press the self-adhesive membrane onto the substrate including the laps. Use the roller to push out any air bubbles out to the edge of the membrane.

C. DETAILING

All details such as internal and external corners, upstands, vent pipes, drains, support metalwork etc. must be cut and sealed effectively. Detailing must follow there commended guidelines and good practice for torch-applied membranes.

D. PROTECTION

The membrane applied over the terrace, must be finished with a coating of aluminium paint for non foot traffic area. For foot trafficked area, overlay with concrete screed mortar. (Not Required in case of Aluminium Top SBS Membranes

PRECAUTIONS:

• Do not apply during rains or extreme temperatures.

• Avoid abuses which may lead to puncturing of membrane.

• Ensure that the product is applied at least6 inches inside the drain pipe.

• Apply parapet to parapet to envelope the entire building for long term performance.

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