Brand: Sika
Sika Sikaflex 521UV UV-Resistant LM Polyurethane Sealant, White, 10.3 oz. Cartridge
Sika Sikaflex 521UV UV-Resistant LM Polyurethane Sealant, White, 10.3 oz. Cartridge
10+ available
About this product
Sika Sikaflex 521UV is a white, one-part, UV-resistant polyurethane sealant that cures with atmospheric moisture to form a durable, elastic elastomer. Its non-sag formula is suitable for permanent elastic seals and bonding across a wide range of substrates.
- Container: 10.3 oz. (300 ml) cartridge
- Color: White
- Formulation: Solvent-free, isocyanate-free, silicone-free, and PVC-free
- Performance: UV-resistant, non-sag, weather-resistant, aging-resistant, and high electrical resistance
- Substrate compatibility: Wood, metals including aluminum and anodized components, sheet steel, metal primers, two-part paint coatings, ceramics, plastics, and glass
- Application: Bonding and making permanent, high-strength elastic seals
- Manufacturer part number: 106096
- UPC: 7612894448689
- Regulatory note: This product carries a California Proposition 65 warning for potential exposure to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. See P65Warnings.ca.gov for more information.
Manuals & videos
- Secure checkout
- 21-day return requests
- Free standard shipping $100+
Product facts
- CT SKU
- CT-105873
- Model / MPN
- 106096
- UPC / GTIN
- 7612894448689
- Package dimensions (H × W × L)
- 2" X 2" X 12"
- Package weight
- 1.0 lb
- Country of origin
- UNITED STATES
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
Shipping & returns
Shipping & returns
Request an eligible return within 21 calendar days after delivery. Every physical return requires written approval and an RMA number and must be shipped within five business days after the RMA is issued. The customer pays return shipping for an ordinary return. Tug & Tow provides prepaid return shipping for a verified damaged, defective, short, or incorrect shipment. We do not charge a restocking fee. See Shipping & Returns for eligibility, exclusions, and details.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
