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Home > Adhesives > Caulking & Sealants >
Sikaflex-1a Polyurethane, Elastomeric Sealant 20 oz Sausage
Sikaflex-1a Polyurethane Sealant
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Sikaflex-1a is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Meets Federal specification TT-S-00230C, Type II, Class A. Meets ASTM C- 920, Type S, Grade NS, Class 35, use T, NT, O, M, G, I; Canadian standard CAN/CGSB 19.13-M87.
  • Eliminates time, effort, and equipment for mixing, filling cartridges, pre-heating or thawing, and cleaning of equipment.
  • Fast tack-free and final cure times.
  • High elasticity - cures to a tough, durable, flexible consistency with exceptional cut and tear-resistance.
  • Stress relaxation.
  • Excellent adhesion - bonds to most construction materials without a primer.
  • Excellent resistance to aging, weathering.
  • Proven in tough climates around the world.
  • NSF Registered, meets 1998 USDA guidelines.
  • Odorless, non-staining.
  • Jet fuel resistant.
  • NSF Certified to NSF/ANSI Standard 61 for potable water contact.
  • Urethane-based; suggested by EPA for radon reduction.
  • Paintable with water-, oil- and rubber-based paints.
  • Capable of ±35% joint movement.
  • 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, flashing, common roofing detail applications, and many construction adhesive applications.
  • Suitable for vertical and horizontal joints; readily placeable at 40°F.
  • Has many applications as an elastic adhesive between materials with dissimilar coefficients of expansion.
  • Submerged conditions, such as canal and reservoir joints.

 Item # Description/Size Availability Qty Break Price Quantity
1AALUM1S
Aluminum
 Stock Item 1 $6.65
1AALUM20S
Aluminum...Case of 20
 Stock Item 1 $130.00
1ABLK1S
Black
 Stock Item 1 $6.65
1ABLK20S
Black...Case of 20
 Stock Item 1 $130.00
1ACT1S
Capital Tan
 Stock Item 1 $6.65
1ACT20S
Capital Tan...Case of 20
 Stock Item 1 $130.00
1ACW1S
Colonial White
 Stock Item 1 $6.65
1ACW20S
Colonial White...Case of 20
 Stock Item 1 $130.00
1ADB1S
Dark Bronze
 Stock Item 1 $6.65
1ADB20S
Dark Bronze...Case of 20
 Stock Item 1 $130.00
1ALIME1S
Limestone
 Stock Item 1 $6.65
1ALIME20S
Limestone...Case of 20
 Stock Item 1 $130.00
1AWHT1S
White
 Stock Item 1 $6.65
1AWHT20S
White...Case of 20
 Stock Item 1 $130.00

Website prices are for online sales only. Individual branch prices may differ depending on the item, delivery method, and payment terms. Please contact your local DHC Supplies store for more information.
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