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Liquid 128-fl oz Black Pour Waterproof Rubberized Coating

Questions & Answers for Flex Seal Liquid 128-fl oz Black Pour Waterproof Rubberized Coating

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800 Questions
Can I paint over it.


How many gallons will I need to cover 440 square feet?


If can't be used in a RV roof?


Can i use flex seal on inside of turtle pond? is it safe after it dries?


Can this be used on OSB or plywood subfloor under bathtub? If so, what type of mortar can be used between the subfloor, this product, and the tub?


Does this work on rv’s?? My camper is leaking i need to stop the leaks fast!! Please give me information on it I just need to know if it works


Can you paint it...


Can this product be used on a RV awning which will be rolled up when not in use?


How much surface will a 128 oz can cover?


will flex seal liquid adhere to concrete block walls that have some efflouresence on them?


Can it be thinned,if so what with!


Drying time between coats


My basement floor is leaking water through the foundation and along the edges where the block meets up with the concrete slab can I use it if there's water standing I tried mopping it up but the water keeps coming through can it be used in water


If the clear is used to seal a concrete porch how bad does it show foot traffic? Can the treated surface be pressure washed after curing?


Once opened, does it have to be used immediately? How long will it last in the can once opened?


Can this be use in a fiberglass steps??


CAn you apply this to a wet surface ?


Is Flex Seal 32oz availible in Clear


IM thinking of using this. To repair holes in a rubber floor is it paintable. ?, and how long does it take to set ?


Can you seal over it on a roof