Aliphatic Urethane
Aliphatic urethane is the type of urethane that is most commonly used as the topcoat for epoxy floor systems. There are two other types of urethane: aromatic and waterborne. Aliphatic, however, is a better choice for concrete sealing because it will not turn to the color amber when exposed to UV light (from the sun), like aromatic urethanes will.
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ERT: 2 minutes