One of our coping stones has come loose (ie, i can completely remove it). It appears the glue has come unstuck. Before I head to Home Depot, any tips on best approach to repair? Or is it simply remove, clean area, reapply glue, refill with decking sand?
68,000litre, IG vinyl, LorentzPS 600 Solar Pump & 1/2 HP Tristar, Sandfilter, Aquarite T-15 SWG