
A roof patch is one of those things you often don’t know that you need to do until it’s raining. That’s why Henry designed its 212 Clear All-Purpose Patch to work in both wet and dry conditions.
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Apply Wet or Dry
Henry 212 Clear All-Purpose Patch is a one-part, highly elastic, high-performance thermoplastic sealant that patches holes and cracks in wet or dry conditions.
This sealant even sticks to shines when it’s applied underwater! Just watch Henry’s demonstration video to see how it stands up against its competitors.

Stands Up to Temperature Changes
Apply this highly elastic roof leak repair sealant during a wide range of temperatures — from as low as 32 degrees to Fahrenheit all the way up to a scorching 110 degrees Fahrenheit!
And, once it’s fully cured, the roof patch can withstand temperatures as low as -40 degrees Fahrenheit and as high as 180 degrees Fahrenheit.
This easy-to-spread roof patch remains flexible to expand and contract with the roofing materials during temperature changes — so no cracking! That means