Sika Sikaflex® 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Sika
Buy With Confidence - Authorized Dealer
Sku :
SIK-106096Barcode :
0SIK-106096Sikaflex® 521UV UV Resistant LM Polyurethane Sealant - 10.3oz(300ml) Cartridge - White
Sikaflex®-521 UV is a multi-purpose, UV resistant, non-sag, elastic, one-part silane-terminated polymer sealant, which cures on exposure to atmospheric moisture to form a durable elastomer. Sikaflex-521 UV is solvent and isocyanate free.
Uses:
Sikaflex®-521 UV bonds well to a wide variety of substrates without the need for special pre-treatment and is suitable for making permanent, high strength elastic seals. Compatible substrate materials include wood, metals, (particularly aluminum including anodized components), sheet steels (including phosphated, chromated and zinc-plated components), metal primers and paint coatings (two-part systems), ceramic materials, plastics and glass.
Characteristics & Advantages:
- Very low VOC/solvent free
- Silicone and PVC-free
- Isocyanate-free
- High electrical resistance
- Resistant to aging and weathering
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Brand | Sika |
BEST IN CLASS MARINE ELECTRONICS SALES, SERVICE, AND INSTALLATION SINCE 2002
BOE Marine is the premier choice for Marine Electronic sales, installation, and service in Maryland, North Carolina and Florida. We are an authorized dealer for all major brands, specializing in electronics, safety, navigation, entertainment, communications, and much more.
At BOE Marine, we specialize in providing top-tier marine electronics solutions for boaters, anglers, and yachting enthusiasts nationwide. Our team of certified marine electronics technicians delivers expert installation, troubleshooting, and support for cutting-edge systems including radar, sonar, chartplotters, GPS navigation, autopilot, marine audio, and communication equipment. Whether you’re upgrading your fishing vessel with tournament-ready technology, outfitting a luxury yacht with advanced connectivity, or simply need reliable repairs, BOE Marine offers the knowledge and precision to keep your time on the water safe and enjoyable.
Beyond installations, we are a trusted source for marine electronics sales and consultation. Our extensive online store features products from leading brands such as Garmin, Simrad, Raymarine, Furuno, and JL Audio, ensuring customers have access to the latest innovations in boating technology. We provide personalized guidance to help boat owners select the right gear, backed by competitive pricing and expert advice. From single-component upgrades to complete vessel electronics packages, BOE Marine is your one-stop partner for all things marine electronics.

Mobile Service in Annapolis/Kent Island | Fort Lauderdale | Stuart, FL | Lake Norman
Click Here to Book Mobile Service/Installations
Licensed - Bonded - Insured
NMEA & ABYC Certified