Aqua Glass
American Plumber
American Standard
American Water Heater
A.O. Smith
Arcoaire
Bemis
Bramec
Briggs
Chicago Faucet
Cozy
Delta Faucet
Desa
Do-It-Best
Dual Air
Controlled Energy Corporation
Convair
Elkay
Emerson Quiet Kool
Ez-Flo
Fedders
Fernco
Fluidmaster
Franklin Brass
General Electric
General Pipe Cleaners
General Wire Spring Co
Grinnell
In-Sink-Erator
Kohler Co
Laloo
Lavelle Industries
Little Giant Pump Company
Newport Brass
Oatey
Pasco Specialty
Price Pfister
Rectorseal
Ridgid Tool Company
Sloan Valve
Sloan Flushmate
Sterling
Teledyne
Toto
WaterPik