,it must dry within 4 hours at 25 . When bring mortar block painted with Joint Sealer link with sample of joint sealer, ,that qualified a quality testing.Then test a bond strenght by testing cracking,separation or opening deep more than 6.4 mm. at any points between mortar block during testing.
Joint Sealer should be able to infiltrate well into riddled holes of concrete.When pave it on concrete surface |