Rob Romano and Bill Drakeley join the show to talk about winterizing concrete pools, and the issues with calcium crystals they have seen. Is it water chemistry, or workmanship? Or both?
[00:00] - Intro
[00:33] - Pool industry lifers
[07:25] - How pools are winterized in the Northeast
[11:51] - How cold is too cold to plaster?
[16:50] - Calcium chloride in the plaster mix
[22:06] - Freeze damage protection
[27:40] - Dilution's impact on the LSI during the winter
[33:51] - Testing fill water, and smart winterizing
[36:10] - Company culture of learning
[45:21] - Scale vs. calcium crystals
[52:50] - Accountability
[1:00:40] - Water and air physics
[1:10:38] - Closing