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Sika Sikaflex-102 EverFlash Membrane 20oz Sausage

This multi-purpose material is based on a special moisture-cured polyurethane that offers an accelerated curing time. One-component, gun-grade, window and door flashing, sealing and adhering compound.

  • Excellent weathering and water resistance
  • UV Stable
  • Non-shrinking
$30.48
SKU
19088

Sika Sikaflex-102 EverFlash Membrane - High-Performance Window & Door Flashing Sealant

Sika Sikaflex-102 EverFlash Membrane is a one-component, moisture-cured polyurethane-based sealant designed for window and door flashing, sealing, and adhesion applications. This high-performance gun-grade membrane provides excellent weather resistance, UV stability, and long-term durability. Sikaflex-102 EverFlash is ideal for use in perimeter rough openings, structural joints, and other critical building envelope applications. With an accelerated curing system, it enables same-day installation of windows and doors, reducing construction time and ensuring superior adhesion to a wide range of materials.


Key Features:

  • Fast-curing formula – allows for same-day window and door installation
  • Excellent weathering and water resistance for long-term protection
  • UV stable and non-corrosive
  • Compatible with Sikasil WS295, Sikasil WS290, Sikaflex 1a, Sikaflex 15LM, and SikaHyflex 150LM
  • Single-source system warranty when used with Sikaflex or SikaHyflex perimeter sealants
  • Excellent adhesion to a variety of materials including concrete, wood, metal, glass, and ceramics
  • Can be painted over with water, oil, and rubber-based paints
  • Meets ASTM C920 Class 25 for high-movement joints

Applications:

  • Sealing perimeter rough openings for windows and doors
  • Flashing and sealing exterior window and door nailing flanges
  • Adhering floor moldings and door sills
  • Sealing sheathing joints in wall assemblies
  • Waterproofing CMU, poured-in-place, and precast concrete structures
  • Gasket sealing around wall and floor penetrations for ducts and piping

Technical Specifications:

Property Value
Packaging 20 oz sausage
Color White
Shelf Life 12 months (unopened, stored properly)
Shore A Hardness 40-45 (ASTM D-2240)
Tensile Strength 225 psi (ASTM D-412)
Elongation at Break 600% (ASTM D-412)
Elastic Recovery 90%
Service Temperature -40°F to 170°F (-40°C to 75°C)


Frequently Asked Questions:

Can Sikaflex-102 EverFlash be used for direct stucco applications?
Yes, it can be used with direct-applied stucco systems, provided sand is broadcast immediately after application to improve adhesion.

How long does it take to cure?
It becomes tack-free in 1-2 hours and reaches full cure in 3-5 days, depending on climate conditions.

More Information
Brand Sika
Color White
Size 20oz
Manufacturer Sika
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