Sika Product Reviews and Ratings - Caulking - Sikaflex 521 UV from Jamestown Distributors

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(based on 2 ratings)

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Brand: Sika

Located in: Epoxy and Adhesives, Caulking

All purpose UV resistant Sealant. For use on ceramics, metals, plastics , fiberglass, and many types of paint. Very similar to 295 UV but with less adhesive strength. Sika 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.

More information for the Sikaflex 521 UV

Review Snapshot®

Avg. Customer Rating:

4.5 stars

(based on 2 reviews)

512 UV Review

By Tool Hawk from Alabama on 12/15/2010

Pros:

Easy to Use, Protects Well, Visually Pleasing, Weather Proof

Best Uses:

Indoor, Outdoor

Describe Yourself:

Advanced

Was this a gift?:

Bottom Line:

No, I would not recommend this to a friend

Comments about Sika Sikaflex 521 UV:

I was expecting (hoping) this product to harden up, but it actually is much like regular white silicone caulk. I have no long term experience, but I hope it sticks better than silicone. The manufacturer does not identify a generic clean up solvent, but I think that mineral spirits would work based on what other manufacturers recommend.

OUTSTANDING FOR RV'S

By Teamccracing

from Florida on 9/15/2008

Pros:

Easy to Use, GREAT OVERALL PRODUCT FOR, NICE FINISHED LOOK, Protects Well, Visually Pleasing, Weather Proof

Best Uses:

Outdoor

Describe Yourself:

Competitive

Bottom Line:

Yes, I would recommend this to a friend

Comments about Sika Sikaflex 521 UV:

I used this product because my rv repair shop had it in stock. I never tried it and it seemed a bit expensive. It is a great product worth the extra buck or two. I know it will cost me less in the long run after seeing the difference with it next to the cheap stuff I purchased at a home store!![...]

Customer Reviews about the Sikaflex 521 UV at Jamestown Distributors