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Sikaflex 1a Polyurethane Elastomeric Sealant

Sikaflex 1a Polyurethane Elastomeric Sealant
Sikaflex 1a Polyurethane Elastomeric Sealant 

Designed for all types of joints where the maximum depth of sealant will not exceed 1/2 inch, the Sikaflex-1a is a premium-grade polyurethane-based elastomeric sealant. Sika's one part polyurethane can be used for horizontal and vertical applications, the non-sag formula works great on windows, door frames, small joints, and other construction adhesive applications.

The pre-mixed, high performance Sikaflex 1a adhesive will bond to most construction materials without a primer. It offers excellent resistance to aging, weathering, jet fuel, and other chemical solvents. This sealant is paintable with water, oil and rubber-based paints and is fast curing for timely installations.

*Capable of ±35% Joint movement.


  • Federal specification TT-S-00230, Type II, Class A
  • ASTM C-920, Type S, Grade NS, Class 35, use T, NT, O, M, G, I
  • Canadian standard CAN/CGSB 19. 13-M87
  • NSF Registered, meets 1998 USDA guidelines

*Please click the "More Information" tab for additional information.

Attention: A lead time may apply depending on color choice.

Colors shown may vary from finished product.

Attention: This product is only shipped UPS Ground, please choose that option when checking out!

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