Copper test strips & electrode brush
Sunrock > Chest 1
A 30-count bottle of copper pool & spa test strips plus a small stiff wire brush for maintaining a solar pool ionizer. The strips read copper concentration; the brush scrubs mineral buildup off the ionizer's copper anode.
Taylor K-2005 Complete pool water test kit
Sunrock > Pool Shed
Blue Taylor K-2005 Complete pool/spa water testing kit (DPD chlorine, bromine, pH, acid/base demand, alkalinity, calcium hardness, cyanuric acid).