The commonest prime coats are either polyurethane or yet another layer of obvious epoxy. Epoxy best coats are more affordable but could yellow with time due to UV publicity. Polyurethane top rated coats resist UV improved but Expense far more. Concrete Your Way has greater than a decade of knowledge https://johnathanzgjml.therainblog.com/28028502/how-epoxy-flooring-can-save-you-time-stress-and-money