$5 off Aqua Chem 25lb Chlorinating Tabs with the purchase of Aqua Chem 6-Way Test Strips July 5, 2013May 2, 2013 by Steph Post contains sponsored/affiliate links and I get commissions for purchases made from links. expired Smartsource Coupon (Ex. 30 days from print) Print limit is 2 Click here to print $5 off Aqua Chem 25lb Chlorinating Tabs with the purchase of Aqua Chem 6-Way Test Strips The coupon has the new bar code.