2 Pack Spa Frog Hot Tub Mineral Jump Start Shock Chlorine Packets

Effective spa start-up in an easy to pour packet, with a unique effervescent feature. Its bubbling action properly sets the initial chlorine level on spas up to 500 gallons and helps extend the life of your bromine cartridges. Each Packet is 1-1/2 ounces. How It Works Made specifically for starting-up a freshly filled spa, FROG Jump Start is a one-dose-fits-all shock product that dissolves quickly - thanks to its effervescence. It creates a start-up level of sanitizer that can be used to help find the right setting for the bromine cartridge (see manual for instructions).

1 Packet for spas up to 500 gallons, every 4 months, when draining and refilling spa. 2) New Pool Frog 01-14-6012 Spa Jump Start - 1.5 oz eachUsed for starting up freshly filled hot tubs and spasBottled shock treatments are full of guesswork and hassles. With FROG Jump Start, there's no measuring and no liquid splash.It is a convenient, one-dose packet that will start-up any spa up to 500 gallons. No measuring and the effervescence shows it's working.It is meant for starting up a freshly filled spa but you can also use it for occassional shocking.