BITUTAK SA Base is an SBS-modified bitumen base ply for use in approved non-system warranty applications. BITUTAK SA Base is a self-adhering waterproofing membrane composed of a tough reinforcement that is saturated and coated on both sides with a self-adhesive bituminous asphalt. The topside is covered with fine mineral matter for enhanced traction during application, and the underside is protected with a siliconized release film, easily removed before application.

Product Properties

  • Installation Method Self-Adhered
  • Reinforcement Glass Fiber
  • Thickness 53 mils (1.35 mm)
  • Topside Sanded
  • Underside Release Film


Allow the membrane to relax prior to installation. Place the membrane in the desired position. Remove the protective release film from the underside of the sheet. Roll the membrane into place with a hand roller to ensure proper adhesion. Side laps must be a minimum of 3 inches (76 mm) and end laps a minimum of 6 inches (152 mm).


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