Black Swan Mfg. Co. is one of the world’s leading manufacturers and distributors of plumbing chemicals and accessories. Our major manufactured products include plumbers putty, pipe joint compounds, hand cleaners, wax gaskets for setting toilet bowls, pipe lubricants, cutting oils, solvent cements and primers for plastic pipe, drain pipe openers, and much more. Our major products that we distribute are PTFE Tape, sand cloth, open mesh cloth, metal cement cans, brushes, closet bolts, water meter keys and no-hub couplings.