Protecto Seal 45 Alum 9'' x 50'' per Roll

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Protecto Seal 45 Alum 9'' x 50''

Protecto Seal 45 is a 45 mil SBS modified rubberized asphalt self-adhered waterproofing membrane with a tough cross-laminated polyethylene film laminated to an aluminum foil for UV resistance and weather ability.

Features and Benefits

  • 9'' x 50'' per Roll
  • UV rated for long term exposure
  • Fully adhered system
  • Aluminum foil facer film for added sealant adhesion
  • Seals around properly installed fasteners


Used as a complete waterproof membrane for commercial window, door flashings, skylights, parapet walls, vent stacks, and metal buildings. It is also used as a system for complete roof coverage on low-pitched, porch roofs, mobile home roofs, RV’s, gutters, valleys, and HVAC units.


For window and door applications: Apply first piece of Protecto Seal 45 to the rough opening sill. Firmly roll into place using a hand roller (J-roller, Laminate roller) to smooth out any wrinkles, air bubbles or creases that would allow water to migrate behind the membrane.

Technical Data:

Safety Data Sheet

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