Episode 26: Winter Pool Maintenance: What the Water Does to Your Pool Under the Cover | The Pools Scientific Podcast

Winter pool maintenance is where most pool damage starts, and almost nobody does it. Once the cover goes on, the water sits against the plaster, gelcoat, or vinyl liner for about six months, and cold water changes the chemistry in ways the summer rules don’t cover. John walks through what happens under the cover, why winter pool chemistry runs on the LSI instead of the in season numbers, and what a pool closing kit leaves out. You’ll hear what causes plaster etching in winte...