Leisure Time Spa Chemicals Spa 56 Chlorinating Granules 5 lb filter_length_19 Manufacturer Part # SP1082GV APCC7436 Manufacturer Part # SP1082GV Pool Shape Rectangle Pool Size 12' x 12' Rectangle Shipping Info Usually Ships in 7 10 Business Days Warranty 15 Year Manufacturer Warranty Product Features The polyester bonded thread used in LOOP LOC covers costs almost 10 times more than that used by some of our competitors Note: Heavy bather usage or the use of oils or lotions may increase the chlorine demand resulting in the need for more frequent checks of chlorine residual Spa 56 Chlorinating Granules by Leisure Time Spa Chemicals are specifically formulated for spas