Wall Whale 18" Swimming Pool Brush Winterizing & Opening Replace mineral cartridge every 4

Replace mineral cartridge every 4 months

BioGuard Arctic Blue Winter Shock:

Less chlorine means there’s no skin irritation

Add the appropriate amount of winter shock according to label directions of the product

Wall Whale 18" Swimming Pool Brush Winterizing & Opening Replace mineral cartridge every 4About this item Powerful The tail holds the brush against the wall with more than 10x the force Thorough Brush your pool thoroughly the first time, using one hand. Useful Great for routine brushing or tough algae problems Simple Attaches easily to any pole, no hoses, pumps, filters or motors. Versatile Great for homeowners and service professionals, new pool and remodels, weekly brushing, algae removal and startup brushing.