• Home
  • Sika Sikaflex-1a Col White Sealant 10 oz
Image for Sika Sikaflex-1a Col White Sealant 10 oz from White Cap
+ / - Hover over image to Zoom
Other Views

Sika Sikaflex-1a Col White Sealant 10 oz

Brand: Sika Mfg#: 91013
Product#: 438431245
Based on Product Sourcing
Hazardous material shipping restrictions apply. You may be contacted by Customer Service if an alternate shipping method is required.

Please Login to receive Special Pricing
Not Registered? Create an Account


Sikaflex-1a is a premium-grade, high-performance, moisture-cured, one-component polyurethane-based, non-sag elastomeric sealant used in certain Sika Sarnafil roofing or waterproofing system flashing details. Typical applications include wall, curb and dra


  • Sikaflex-1a is a premium-grade, high-performance, moisture-cured, polyurethane-based sealant Meets Federal specification TT-S-00230C, Type II, Class A Meets ASTM C-920, Type S, Grade NS, Class 25, use T, NT, O, M, G, I; Canadian standard CAN/CGSB 19.13-M87
  • Designed for all types of joints where maximum depth of sealant will not exceed 1/2 in Excellent for small joints and fillets, windows, door frames, reglets and flashing Suitable for vertical and horizontal joints; readily placeable at 40 deg F Has many applications as an elastic adhesive between materials with dissimilar coefficients of expansion Submerged conditions, such as canal and reservoir joints Fast tack-free and final cure times High elasticity - cures to a tough, durable and flexible consistency Excellent adhesion - bonds to most construction materials without a primer Excellent resistance to aging, weathering Odorless, non-staining Paintable with water, oil and rubber-based paints 1a is a class 35 sealant with +/-35% movement USDA-approved, Sealant, Waterproofing and Restoration Institute (SWRI) validated
  • 1-part, non-sag, polyurethane elastomeric sealant/adhesive


  • Brand: Sika
  • Product Line: Sikaflex-1a
  • VOC Content: 40 g/l
  • Tensile Strength: 175 psi
  • Odor/Scent: Aromatic
  • Resists: Chemicals
  • Form: Paste
  • Capacity: 10 oz
  • Base Type: Polyurethane
  • Composition: Polyisocyanate Prepolymer, Xylene
  • Finish: Smooth
  • Specific Gravity: 1.19
  • Standards: ASTM C920
  • Drying Time: 4 - 3 hr Track Free
  • Shore Hardness: 40 +/-5 Shore A
  • Application Temperature: -35 TO 140 deg F
  • Type: 1-Part, High Performance, Premium Grade
  • Functional Cure: 4 - 7 days
  • Flammability Rating: 1
  • Packing Type: Cartridge
  • Coverage: 15 Linear ft
  • Media: Carbon Dioxide, Foam
  • Temperature Range: -40 TO 170 deg F
  • Color: White
  • Usage: For All Types of Joints