calcium nodules

  1. M

    Calcium nodules after new plaster?

    We re-plastered our Maryland pool in late 2019. Used a WetEdge Quartz product (link below). The pool was winterized shortly after the 'curing' period (~30-45 days after plastering). I brushed the pool and did my best to keep the water chemistry in line with WetEdge's 28 day startup guidelines...