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Sika Sikaflex-1a Limestone Sausage 20 oz

Brand: Sika Mfg#: 91007
Product#: 438431207
Based on Product Sourcing
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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


  • 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
  • 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
  • 1-part, non-sag, polyurethane elastomeric sealant/adhesive


  • Brand: Sika
  • Product Line: Sikaflex-1a
  • Finish: Smooth
  • Odor/Scent: Aromatic
  • Specific Gravity: 1.19
  • Resists: Chemicals
  • Functional Cure: 4 - 7 days
  • Coverage: 15 Linear ft
  • VOC Content: 40 g/l
  • Form: Paste
  • Temperature Range: -40 TO 170 deg F
  • Base Type: Polyurethane
  • Drying Time: 4 - 3 hr Track Free
  • Composition: Polyisocyanate Prepolymer, Xylene
  • Flammability Rating: 1
  • Packing Type: Sausage
  • Media: Carbon Dioxide, Foam
  • Tensile Strength: 175 psi
  • Shore Hardness: 40 +/-5 Shore A
  • Application Temperature: -35 TO 140 deg F
  • Capacity: 20 oz
  • Usage: For All Types of Joints