HIGH-PERFORMANCE UV-RESISTANT ADHESIVE AND SEALANT FOR OUTDOOR APPLICATIONS
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Sika is your best ally!
PROFESSIONAL PRODUCT – Designed for use by professional applicators.
SUITABLE FOR USE ON MULTIPLE SUBSTRATES – Use it to bond or seal various materials, including timber, metals, metal primers and paint coatings (2-component systems), ceramic materials and plastics.
IDEAL FOR INTERNAL AND EXTERNAL USE – Isocyanate and solvent-free black adhesive and sealant ideal for multiple applications.
NO SPECIAL PRE-TREATMENTS REQUIRED – Bonds and seals a wide variety of materials with no need for special pre-treatments.
LONG LASTING – Sikaflex 521 UV black is age and weathering-resistant, delivering a bond that lasts.
HIGH QUALITY FINISH – Both sandable and overpaintable to enable you to create a seamless look whatever the job.