POLYTRANS Hot Tub Spa Mineral Sticks for Hot Tub and Spa(2 Sanitizers) minimum required filter length is approx 7",minimum filter hole diameter is 1-1/4"!!!
SILVER MINERAL SPA STICKS - PolyTrans works with a silver mineral bed technology. You won’t have to worry about any skin irritations, fading of swimsuits or hot tub cover ever again.
RELAX WHILST YOUR MIND IS AT EASE - With PolyTrans Hot tub and spa experience, you won’t have to worry about unknown chemicals. No more skin irritations, fading swimsuits or damaged spa covers.
LOW MAINTENANCE WITH A DURATION UP TO 4 MONTHS - PolyTrans SPA mineral stick works with your existing filter. Simply drop your PolyTrans silaver mineral stick into your filter and let it do the rest. You won’t have to check on it for the next 4 months. PolyTrans will keep your water crystal clear.
AN ECO FRIENDLY WAY - clean and clear water without high levels of chlorine or bromine. An eco friendly, low maintenance alternative to heavy chemicals, keeping your SPA and Hot tub clean and free of harmful bacteria using upgraded silver mineral bed technology.