Diversified Chemicals Citifresh Drain Maintainer and Deodorizer, 1 Gallon Lot x 2 Sealed openings as shown. We don't ship to Alaska Puerto Rico and Hawaii. No PO/APO plboxes. Real addresses only. Drain Maintainer and Deodorizer Drain maintainer and deodorizer White to pale yellow color with mild citrus fragrance 1 gal. (3.78 l) each The DCT Citifresh Drain Maintainer and Deodorizer makes a handy addition to cleaning supplies. This ready-to-use drain maintainer and deodorizer is formulated emulsion with a white to pale yellow color and a mild citrus fragrance. Available in a bulk pack of 4 cans per case, the DCT drain cleaner and deodorizer is ideal for eateries, healthcare institutions and retail stores.