Polyurea aquatic coatings line ponds, koi ponds, aquaculture tanks, and water features with a seamless sprayed membrane. What works, what fails, and whether it is safe for fish.
On paper, polyurea seems simple. It sprays fast, cures fast, and protects almost anything—from steel to concrete, roofs to bridges. But what looks seamless in a product sheet often turns into something very different on-site. Polyurea works best when the job is planned around its behavior, not when it’s forced to adapt at the last …