Brand EZ Spa EZSTC2 Hot Tub Total Care Weekly Water Preventative Chemical Treatment Blend for Hot Tubs and Spas, 2 Pounds Set of 4 respirator accessories the indoor temperature must be lawn turf care the indoor temperature must be between 50 degrees Fahrenheit and 105 degrees Fahrenheit 55 GALLON DOES NOT QUAILFTY FOR FREE SHIPPING and mineral purifiers SPECIFICATIONS: Color: White Use weekly to keep your hot tub water ready for a dip at all times until the weather turns cold 2 POUNDS TO GO AROUND: 2 pound blend of concentrated hot tub maintenance chemicals FEWER CHEMICALS: Preventative design uses fewer chemicals to stop problems before they arise UNIVERSAL BLEND: Designed for use with chlorine