Black Jack Eterna-Kote 100% Silicone+ Roof Coating, 5 Gallon
Black Jack Eterna-Kote 100% Silicone+ Roof Coating, 5 Gallon
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Black Jack Eterna-Kote 100% Silicone+ Roof Coating, 5 Gallon

4.6 stars out of 17 reviews
(4.6)|
17 ratings

Key item features

Black Jack Eterna-Kote, White Silicone Roof Coating, 5 Gal

  • Rain safe in just 15 minutes
  • Forms a permanent leakproof seal on various roofing surfaces
  • Ideal for flat roofs and withstands ponding water
  • Durable and long-lasting with an elastic finish that does not crack
  • Reflects UV rays to help reduce cooling costs
  • Easy to apply with a quick-setting, low-odor formula
  • Packaged in a convenient 5-gallon container
  • Trusted quality from Black Jack, a leader in roofing products since 1913
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4.6 out of 5 stars
stars17 ratings12 reviews
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Showing 1-3 of 12 reviews

Jan 27, 2026
James
Top Reviewer
Item details
Size: 1 gal
Color: White
Sold and shipped bySIM Supply Inc
5 out of 5 stars review

Verified Purchase

Patch your own roof

Great roof sealer, roll or brush on over leaking area, place fiberglass mesh over sealant and coat again over mesh. Patch should last 3-5 years. Much cheaper than a roofer.

Helpful?54LFGKLHZC6F166000722
Jun 20, 2023
Texas
5 out of 5 stars review

Seller Verified Purchase

Best Product for RV Roofs

[This review was collected as part of a promotion.] This is the best product i have found for my RV Roof. Its drys to a rubber like seal and is excellent on low spots that puddle water like on slide outs. My RV is 20 years old and its stationary i live in it. I also put this sealant on the joints to stop all water from getting in. I live in Texas where it rains a lot and has hot summers this is the best product for those severe weather conditions. I put two coats on my roof in 70-80° weather at noon with no rain in the forecast for at lease 2-3-days. I used Mr. Clean to clean my roof the day before application of Eterna Kote. I used Zinsser Cover Stain Primer Oil Base to cover Eterna Kote to paint it along the seams of the RV it looks great.

Review from ICP Group
Helpful?54LFGKLHZC6F166000722
Sep 14, 2022
Ned k
5 out of 5 stars review

Seller Verified Purchase

Flat roof

Good stuff . Lets test it this winter with Nyc weather

Review from ICP Group
Helpful?54LFGKLHZC6F166000722