Check the listing for details. Thrift T-100 Alkaline Based 1-Pound Granular Drain Cleaner (1 lb). Condition: New. Listed at 16.99 USD. Product DescriptionDissolves grease & hair in 60 seconds or less odorless 4-in-1 drain cleaner: small drains, grease traps, septic systems, root control will not harm porcelain, chrome, plastic or metal pipes, fine Plumbing fixtures, acrylic or fiberglass non-acid formula - contains high percentage of sodium hydroxide will not harm plumbers snakes enhances the growth of active bacteria can be stored indefinitely 1 LB.From the ManufacturerThe usual cause for sluggish drains is a build-up of grease, hair, soap scum or bath oils. Most drain cleaners require 2 to 6 hours (or overnight) for results. THRIFT will liquefy hair and grease in less than 60 seconds! HOT water activates THRIFT's dry, odorless crystals. Within 60 seconds the drain is clear - even on the most difficult drain blockage.