Posted 6/22/2020 17:43 (#8329867 - in reply to #8329842) Subject: RE: Concrete paver discolouration.
They need to cure. The white dullness you’re seeing is efflorescence. Let them lay 30 days, then spray a mix of 3 parts water to 1 part muratic acid, scrub lightly, then rinse throughly. When they’re dry, seal with a quality sealer.