ABS Pump
Ace Brush
Air Control
Airtherm
Alsons
American Dispenser
American Metal Products
American Saw
American Standard
Ametek
Ampco
Amtrol
Anaconda
Apollo
Aquaflo
Aquarius
Argo
Armaflex
Armstrong
Asahi America
Asco
Atlas Minerals & Chemical

Babbitt Sprocket
Barnes & Jones
Bayonne Nipple
Beacon-Morris
R. W. Beckett
Bell & Gossett
Bemis
Berger
Bernz-O-Matic
Bock
Bonney Forge
Bradley
Brady
Brass Craft
Braukmann/Honeywell
Bright Star
Buderus
Buffalo Tank

M. C. Canfield
Capitol Mfg.
Carlin
Cash Acme
Celanese
Cerro
Channellock
Chemitron
Cherne
Chicago Faucet
Church
Clic
Cloroben
COB Ind.
Columbia Boiler
Commercial Filter
Conbraco
Connecticut Stamping
Cox

Danfoss
Dart Union
Delany
Delta Faucet
Diamond Expansion Bolt
Dixon
Dole
Domestic Pump

Economy
Elkay
Elkhart
Embassy Ind.
Empire Tool
Epco
Erie
Ernst
Esion
Everhot
Everlasting Valve
Evertite Coupling

Farris
Fernco
Fiat
Field
Firomatic
Flair
Flexitallic Gasket
Flexonics
Fluidmaster
Fulflo

G. F. Plastic
Gadren Machine Co.
General
General Wire Spring
Gerber
Globe
Goodman
Goodyear Rubber
Gordon Platt
Gorton Valve Co.
Greenfield
Greenlee Tool
Griffin
Grinnell
Grundfos
Gruvlok
Gustin Bacon

Hammond
Harris
Hays (Zurn Div)
Hayward
Peter Healey Brass
Heat Transfer
Heat-Timer
Hedges Brothers
Hercules
Highland Tank
Hoffman
Holby
Holsclaw Bros
Honeywell
Honeywell Braukmann
Hydrotherm
Hyspan

Ideal
Imperial-Eastman

Josam
Just Mfg.
Justrite

Keflex
Kenco
Kent Meter

Kohler
Kraissel
Kunkle

Laco
Lasco
Lau
Lenox
Litchfield
Little Giant

3M
Maid-O-Mist
Mansfield & Green
Marsh
Marshalltown
McDonnell & Miller
Mephisto
Merit Brass
Metpar
Midco
Milwaukee Tool
Mission Rubber
Moguliod
Mueller Ind.
Mueller Steam
E.L. Mustee
Myson

Natco
National Pipe
Neuco
Never Seez
Nokorode

Oasis
Oatey
Oil Equipment Mfg.
Owens Corning

Pacific Transducer
Peerless Heater Co.
Penn Machine
Permatex
Petrometer
PHD
Pilot
Portals Plus
Powers
Preferred Utilities
Prest-O-Lite
Price Pfister
Proto

Radiator Specialty Co.
Rawl
Raychem
Reading Tube
Ridge
Ridge Kollmann
Riello
Roberts Gordon
Rockwell
Royal Brass
RP&C
Rust-Oleum

Sacrete
Sawhill
Scully

Silver King
Simer Pump Co.Skidmore
Skinner
Sloan Valve

A.O. Smith
J.R. Smith
Smith Blair
Speakman
Spears
Spirax/Sarco
Spirovent
Standard Figs
L.S. Starrett
Sterling Radiator
Strahman
Strataflo Products
Sumner
Sunray
Sunroc
Superstor
Syracuse Stamping

T&S Brass
Taco
Halsey Taylor
Tekmar
Teledyne Laars
Thermolok
Thermosol
Thrift Products
Tjernlund
Tork
H.O. Trerice
Triumph
Tube Line
Turbo Torch

U.S. Steel
Unistrut
Universal
Utility

Victaulic

W.D. Allan
Wade
Walworth
Ward
Watson McDaniel
Watts
Watts/Stockham
Wayne Burner
WD 40
Webster
Weiss
Weldbend
Western
Westran
Wheatland Tube
John Wood

X-Pando

York
Young Radiator Co.

Zeston
Zurn