Manufacturers


0 to 9

3M Company

A

A K Steel Holding Co.
A. G. Industries Inc.
A. O. Smith Electrical Products Co.
A. O. Smith Water Products Co.
A. W. Sperry Instruments Inc.
AAF International Air Filtration Products
Aaliant Fluid Measurement Solutions
AAON Inc.
Abatement Technologies
ABB
ABB Water Meters Inc.
ABBAKA
AC Technology Corp.
Accu*Aire Controls.
Accubid Systems Inc.
Accumetric LLC
Ace Boiler
Acme Engineering & Manufacturing Corp.
Acorn Engineering Co.
ACR Systems Inc.
ACT Inc. Demand Systems
Acutherm
ADAC Actuator
Adalet
ADAPT Inc.
Addison Products Co.
Adrian Steel
Advance Controls Inc.
Advanced Control Technologies Inc.
Advanced Thermal Products
Advanced Thermal Technologies
AERCO International Inc.
Aercology
Aero Environmental Ltd.
Aeroquip Operations A. C. & Refrig.
AEROVOX Inc.
Aftermarket Specialties, Inc.
Aget Manufacturing Co.
Aggreko Inc.
AHR Expo.
Air Balance Inc.
Air Concepts Inc.
Air Kontrol Inc.
Air Locke Dock Seal.
Air Monitor Corp.
Air Pac Inc.
Air Products & Chemicals Inc.
Air Quality Engineering Inc.
Air Sep Corp.
Air-Care DPL Enterprises
Airflow Developments
Airflow Direction
Airflow Systems
Airflow Tech. Products
Airfoil Impellers
Airgas
Airguard
Air-Maze Corp.
Airserco Manufacturing
Aisons Corp.
A-J Manufacturing
Ajax Boiler
Akton Assoc. Inc.
Alerton Technologies Inc.
Algas-SDI
Allen-Bradley
Alliance Plastics
Allied Refrigeration, Inc.
Allied Supply Company, Inc.
Alltemp products
Alnor Instrument Co.
Alphair Ventilation Systems
Amarillo Gear Co.
Ambi-Rad
Ameri Ware Group, Inc.
American Aides.
American Contractors Exchange Inc.
American Coolair Corporation
American Cylinder Co. Inc.
American Gas& Chemica I Co.ltd.
American Illuminetics
American LOKRING Corp.
American Machine Works
American Metal Products
American Saw & Manufacturing Co.
American Standard
American Technology Inc.
American Torch Tip Co.
American Warming & Ventilating
Ameron International
Ametek Inc. U. S. Gauge.
Ammark Corp.
Amprobe Instruments
Amtrol Inc.
Analytical Measurements
Andersen 2000 Inc.
Anderson Greenwood and Crosby
Anderson Tube Co. Inc.
Anderson-Snow Corp.
Andover Controls Corp.
Andover Protection Systems Inc.
Anguil Environmental Systems Inc.
Ansimag Inc.
Apex Piping Systems Inc.
Apple Rubber Products Inc.
Applied Flow Technology
Aqua Alert
Aqua-Mist Inc.
Arc Machines Inc.
Arcoaire Heating & Cooling
ARCOM Master Systems
Arcti Chill Inc.
Areo-Power Unitized Fueler Inc.
Armstrong Air Conditioning
Armstrong Insulation Products
Armstrong-Hunt Inc.
Armstrong-Yoshitake Inc.
Arrow United Industries.
Associated Environmental Systems
ATC-Diversified Electronics
ATCO Flexible Ducts
Atlantic Chemical & Equipment Co.
Atlantic Engineering
Atlantic Ultraviolet Corp.
Auer Register Co.
Autodesk Data Publishing
Autodesk, Inc.
Autofrost Refrigerants
Automated Logic Corp.
Automated Service Systems & Consulting
Automated Test Labs Inc.
Automatic Filters Inc.
Automatic Switch Co.
Automation Components Inc.
Automation Products Inc.
Avante Technologies.
Avery Dennison
Aztec International

B

B&K Industries Inc.
Babbitt Steam Specialty Co.
Babcock & Wilcox Power Generation Group
Bacharach Inc.
Baldor Electric Co.
Baltimore Air Coil Co.
Bananza Air Management Systems
Bard Manufacturing
Barnant Co.
Barnes + Jones Inc.
Barry Blower
Bascom-Turner Instruments
Bay-Air Devices Inc.
BBJ Environmental Solutions Inc.
Beaird Industries
Bebco Industries
BEC Controls Corp.
Beckett Corp.
Bel Thermal Units Inc.
Belimo Aircontrols (USA) Inc.
Belimo International
Bell & Gossett
Belmont Metals Inc.
Bemis Manufacturing Co.
Berg Chilling Systems
Berner International Corp.
Bernz O Matic
Bessam-Aire Inc.
Bestweld Inc.
Beswick Engineering
Bettis Corp.
BEX Inc.
BFS Industries Inc.
Bio-Cide International Inc.
Bioclimatic Inc.
Biotest Diagnostics Corp,
Bird-B-Gone Inc.
Birdwell Co.
Blender Products Inc.
Bluegrass Technologies, Inc.
BOC Edwards Vacuum Technology
Bohn Refrigeration Products
Bondcote Corp.
Bootz Plumbingware Co.
Bosch Power Tools.
Boss Products Accumetric LLC
BossAire Inc.
Bradford White Corp.
Bradley Corp.
Bradleys' Hermetics Inc.
Bramec Corp.
Brasch Manufacturing Co. Inc.
Brass Craft Manufacturing Co.
Brimar Industries Inc.
Bristol Compressors Inc.
Broad U S A Inc.
Broan Manufacturing Co.
Broan-Nutone Group
Bronz-Glow Technologies Inc.
Brooklyn Thermometer Co. Inc.
Bry-Air
Bryan Boilers, Bryan Steam Corp.
Bryant
BTU Heat Inc.
Buffalo Air Handling
Building Automation Products Inc.
Bull Moose Tube Co.
Burkert Fluid Control Systems.
Burnham Corp.
Busch Inc.
Buzzsaw.com
BVA Oils B-V Assocs. Inc.

C

C S I Control Systems International Inc.
C& D Valve Manufacturing Co.
C/F Data Systems Inc.
Cadet Manufacturing Co.
Cai Technologies
Cain Manufacturing Co. Inc.
Cal Tubelndustries
Calgon Carbon Corp.
California Economizer
California Turbo Inc.
Calmac Manufacturing
Cambridge Accusense Inc.
Camco Manufacturing Inc.
Camie-Campbe Il Inc.
Campbell Manufacturing Inc.
Caplugs
Carlisle Coatings & Waterproofing Inc.
Carly S. A.
Carmel Software Corp.
Car-Mon Products Inc.
Carnes Co.
Carotron Inc.
Carr Company
Carrier Corporation
Carver Pump Co.
Cassela/CEL Instruments
Caterpillar
CCS Computer Systems
CDC Motors & Ventilators Inc.
CEA Instruments Inc.
Centaurus Systems Inc.
Cephren Inc.
Certain Teed Corp.
Cert-in Software Systems Inc.
CES Group Inc.
CESCO Products
CFC Refimax
Chandler Refrigeration Products
Chelsea Fan & Blower
Chemetrics Inc.
Chemfab Corp.
Chemtrol
Chester-Jensen Co. Inc.
Chicago Blower Corp.
Chim-Cap Corp.
Chromalox
Chromalox Emerson Electric Co.
Ci Technologies
Cimetrics Inc.
C-K Co.
Claude Laval Corp.
Clayton Industries.
Clean Burn, Inc
Cleaver-Brooks
Cleveland Controls.
Climate Control Refrigeration Products
Climatic Control Co.
Climatronics Corp.
Clippard Instrument Laboratory
CMB Industries
CMB Industries.
CMI Northern Blower Inc.
CMP Corp.
CMT Inc.
Coade Engineering Software.
Coastal Computer
Coen Co. Inc.
Coil Co. Inc.
Coilhose Pneumatics.
Colmac Coil Manufacturing Inc.
Colt Group
Columbia Boiler Co.
Columbia Lighting
Columbus Industries Inc.
Combustion Research Corp.
COMEQ Inc.
Comfort Maker
Command-Aire
Commercial Coils Inc.
Compu-Aire Inc.
Compusource Corp.
Computer Engineering
Computer Process Controls Inc.
Conbraco Industries Inc.
Concoa
Condar Co.
Conserval Systems Inc.
Consler Filtration Products.
Consolidated Edison Co.
Consolidated Natural Gas Co.
Consolidated Plumbing Industries
Continental Fan Manufacturing Inc.
Continental Industries
Continental Products Inc.
Continental Register Co.
Contractor Hub.com
Contractors 2000
Controf Solutions.
Control Instruments Corp.
Control Pak International
Control Resources Inc.
Control Systems International
Control Techniques Drives
Controlled Energy Corp.
Controlotron
Conval Inc.
Convenience Products Industrial
Cool Fog Systems Inc.
Cooper Instrument Corp.
Cooper Tools
Copeland Corporation
Copes-Vulcan Inc.
Cornell Pump Co.
Corrosion Consultants Inc.
CosaTron
Coyote Electronics Inc.
CP Marketing
CPS Products Inc.
CR Magnetics Inc.
Craftech Industries Inc.
Cristal Controls Ltd.
Croker
Croll-Reynolds Clean Air Technologies
Crowley Co.
Cryogel
C-spec
Custom Curb Inc. Brower Industries. Inc.
Customair-T E B A
Cyrco Inc.

D

Dallas Hermetic
Dalton Electric Heating Co.
daly.commerce
Dampney Co. Inc.
Danfoss
Danfoss Building & Comfort Controls
Danfoss Graham
Dantec Measurement Technology Inc.
Data Industrial. Corp.
Data-Basics Inc.
Datacat Inc.
Davis Instruments.
Dayus Register & Grille Inc.
DB Riley
De ZURIK
Dean & Wood Ltd.
Dectron Inc.
Deflecto Corp.
Dehumidifier Corp. of America
Delhi Industries Inc.
Delta Control Products Inc.
Delta Controls Inc.
Delta Cooling Towers Inc.
Delta-Therm Corp.
Deltatrak Scientific
Denver Mineral Engineers
Des Champs Laboratories Inc.
DesertAire Corp.
Desiccant Rotors International
Detector Electronics
Detroit Radiant Products Co.
Devcon
Dexter& Chaney Inc.
DF Fan Services Inc.
DGH Systems
Dickson
Diversi Tech Corp. Wagner Manufacturing
Diversified Plastics Inc.
Dormont Manufacturing Co.
Double L Group Ltd.
Doucette Industries Inc.
Dow Chemical Co.
Draeger Safety Inc.
Dresser Equipment Group Inc.
Dresser Industries, Inc.
Dresser Instruments
Dri Therm Inc.
Dri-Steem Humidifier Co.
Drives Magazine
Duct SOX Fabric Air Dispersion Products
Ductmate Industries Inc.
Dundas Jafine Inc.
Dunham-Bush, Inc.
Dunkirk Boilers
Duo-Gard Industries Inc.
DuPont
Durabla Fluid Technology
Duralast Products Corp.
Duro Dyne Corp.
Dwyer Instruments Inc.
Dynatrol

E

E. L. Mustee& Sons Inc.
E. Vernon Hill Inc.
E.H. Price
Eagle Technology Inc.
Eastern Utilities Associates.
Eaton-Williams, CES Group Inc.
ebmlndustries Inc.
Eclipse Inc.
Ecoflex U S A
Ecom America Ltd.
ECONAR Energy Systems Corp.
Edison International Corp.
Edwards Engineering Corp.
EEMax, Inc.
Effikal International
Electric Eel Manufacturing Co. Inc.
Electro Industries
Electro Plastics Inc.
Electromode Electric Heat Dimplex
Electronic Blue Book.
Electronic Specialists Inc.
Electro-Steam Generator Corp.
Eley Assocs. Inc.
Elf-Atochem N. A. Inc.
Elgein Linkoping AB
Elite Software Development Inc.
Eljer
Elliott Tool Technologies Ltd.
Eltron / Powrmatic
EMCO Flowmeters
Emerson Electric Co. U. S. Electrical Motors.
E-Mon Corp.
Empire Comfort Systems.
EMSE Corp.
Encon Safety Products
Endress & Hauser
Enerco Technical Products Inc.
Enercomp Inc. Micropas4
Energy Conservatory
Energy Control Systems Inc.
Energy Controls International ECI Group LLC
Energy Kinetics Inc.
Energy Online, LCG Consulting
Energy Saving Products Ltd.
Enertel Controls Inc. Res Automatica Ltd.
Enerzone Systems
Engineered Software Inc.
Engineering Measurements Co.
Enmet Corp.
Entergy Corp.
Enviro-Air
Enviro-Air Control Corp.
Environmental Pool Systems Inc.
Environmental Support Solutions
Environmental Technologies Inc.
Environmental Technology Inc.
Envirotrol Inc.
ERDCO Engineering Corp.
Erikson Air Crane
Essex Fluid Controls
Essman Screw Products Inc.
Estimation Inc.
Eucania International Inc.
Eurotherm Drives Inc.
Everlasting Valve Co.
Everpure, Inc.
EWC Controls Inc.
Excelsior Inc.
Exhausto Inc.
Exothermics Inc.
Extech Instruments Corp.
Extol of Ohio Inc.

F

F. E. Myers
FAFCO Inc.
Fairchild Industrial Products Co.
Famco Fresh Air Manufacturing Co.
Fan America Inc.
Fantech
Farr Co.
FASCO Industries, Inc.
FEBCO
Federal Process Co.
FES Systems Inc.
Fibrex Corp.
Field Centrix Inc.
Fike Corp.
Fil-Tec Inc.
Filtomat Inc.
FINELITE
Fire Control Instruments
Fireye Inc.
First Choice Tool Co.
Flagship Systems, Inc.
Flanders Filters Inc.
Flanders/CSC Corp.
Flat Plate Inc.
Fleetline Products Ltd.
Flexaust Co. Inc.
Flex-Hose Co. Inc.
Flexmaster U. S. A. Inc.
Flextherm Inc.
Flo Aire Inc.
Flomatic Corp.
Flomerics Inc.
Florida Heat Pump
Flo-Tork Inc.
Flow Controllndustries Inc.
Flow Soft Inc.
Fluid Line Products Inc.
Fluidyne
Fluke Corp.
Flushmate
Fostoria Industries Inc.
Foxboro Co.
Franke Inc
Fresh Air Solutions
Frick/York Refrigeration
Frommelt Safety Products
Fuel Efficiency LLC
Fulton Boiler Works Inc.
Fulton Companies

G

Gamewell Worldwide
Gaska Tape Inc.
GCI Refrigeration Technologies Inc.
GE Lighting
Gellert Company
Gems Sensors Inc.
General Aluminum Supply Corp.
General Analysis Corp.
General Dynamics
General Eastern Instruments.
General Electric Co.
General Filters Inc.
General Pipe Cleaners
General Plastics Manufacturing Co.
General Regulator Inc.
General Sealants Inc.
Genielndustries
George Fischer Inc.
Girton Manufacturing Co. Inc.
Glacier Bay
Glas-Co I Apparatus Co.
Glasfloss Industries, Inc.
Glentronics Inc.
GLI International Inc.
Goettl Air Conditioning Inc.
Goldline Controls
Goodway Technologies Corp.
Gordon-Piatt Energy Group.
Governair, C E S Group Inc.
Grafoplast Wiremarkers Inc.
Graham Co.
Graham Corp.
Grasslin Controls Corp.
Grasso Inc.
Greenheck Fan Corp.
Grice Engineering Inc.
Griffin Products Inc.
Grinnell Corp.
Grinnell Fire Protection
Gripnail Corp.
Griswold Controls.
Grohe
Grove Worldwide.
Grundfos Pumps U. S.
GTS Energy Inc.
Guard TEK Corp.

H

H&H Tube& Manufacturing Co.
H. B. Fuller Co.
H2 Technologies
Hach Co.
Halco Products
Hale Engineering
Halsey Taylor
Hankison International
Hanna Instruments Inc.
Hansen Corp.
Hansgrohe Inc.
Hanson Tank
Harbridge Inc.
Hardcast
Harman Corp.
Harrington Signal Inc.
Harsco Corp.
Hart & Cooley Inc.
Hartell
Harwil Corp.
Haws Corp.
Hayward Industrial Products Inc.
Healthway Products.
Heat Recovery Technology Inc.
Heat Recovery Technology Inc.
Heatcraft Inc.
Heatcraft Inc.
Heatcraft Inc.
Heatcraft Inc.
Heatcraft Refrigeration Products
Heat-Fab Inc.
Heatlink U S A Inc.
Heat-Timer Corp.
Heil Heating & Cooling.
Helac Corp.
Heliodyne Inc.
Henderson Engineering Co. Inc.
Hendrickson Bros.
Henry G. Dietz Co. Inc.
Hercules Chemical Co. Inc.
Heresite-Protective Coatings Inc.
Herrmidifier,a Trion Company.
Heyco Products Inc.
Highside Chemicals Inc.
Hilti Inc.
Hipotronics
Hitachi Power Tools
Hi-Tech Blowers Inc.
HiTECH Technologies Inc.
Hoffer Flow Controls Inc.
Holdrite
Holz Rubber Co. Inc.
Honeywell Inc.
Honeywell Power Systems.
Honeywell Specialty Chemicals Div.
Horiba Instruments Inc.
Houghton Chemical Corp.
Howden Fan Co.
HP Products Inc.
Hubbell Electric Heater Co.
Hubbell Lighting
Hurst Boiler & Welding Co. Inc.
HVLS Fan Co.
Hydro Tek Systems Inc.
Hydro-Air Components Inc.
Hydro-Craft Inc.
Hydrosil International Ltd.
Hygrometrix Inc.

I

ICEM Technologies
Ice-O-Matic
Icor International Inc.
ICP Commercial
IMI Air Conditioning ltd.
IMIKIP Inc.
IMR Environmental Equipment Inc.
Imtek Environmental Corp.
Incon Lighting Products
INDEECO
Independent Energy Inc.
Indoor Environmental Solutions
Industrial Acoustics Co.
Industrial Noise Control Inc.
Industrial Specialities Manufacturing
Innergytech Inc.
Innovative Moving Systems Inc.
Inovonics Wireless
Insituform Technologies, Inc.
Intac International Inc.
INTEC Controls, Inc.
International Comfort Products
International Comfort Products Corp.
International Piping Services Co.
International Protective Coatings Corp.
Interscan Corp.
Intertape Polymer Group
Intertek Testing Services.
Invensys Building Systems.
Invensys Building Systems.
Invensys Unity Sys. Div.
Iowa Precision Industries Inc.
IPEX Inc.
Islandaire
ISTEC Corp.
ITI Qualitek
ITT Fluid Handling
ITT Hoffman.
ITT Industries Engineered Valves Div.
ITT Mc Donnell & Miller.
ITW Plexus
ITW Vortec

J

J F P Technical Services Inc.
J. L. Industries
J. W. Harris Co. Inc.
Jan Fan, Inc.
Jay R. Smith Manufacturing Co.
JCI Klea
John Crane Inc.
John H. Leavey Manufacturing Inc.
Johns Manville Corp.
Johnson Controls, Inc.
Johnson Corp.
Johnson Manufacturing Co.
Johnson Supply.
Johnston Pump Co.
Jordan Controls Inc.
Jordan Valve
Jumo Process Control Inc.

K

K R S Enterprises Inc.
K T R Corp.
Kathabar Inc.
Katolight Corp.
Kavlico Corp.
KE Fibertec North America
Keelndl. Products
Kees Inc.
Keller Products
Keltech Inc.
Kepner Products Co.
Kewaunee Scientific Corp.
Keystone Filter
K-FLO
Kimberly-Clark Nonwoven Fabrics
Kinetics Noise Control Inc.
King
Kirk & Blum Component Parts Div.
Kitec
Klenk Industries Inc.
KLS Training Corp.
KMC Controls
Knaack Manufacturing Co.
Knauf Fiber Glass.
Koboldlnst. Inc.
Koger
Kohler Co.
Kold-Draft
Komax Systems Inc.
Kozy Kollar Manufacturing Inc.
Krack Corp.
Kraissl Co. Inc.
Krautkramer Branson
Krystil Klear Filtration
Kurz Instruments Inc.
Kwikool Portable Cooling Systems.

L

L. J. Star Inc.
L. J. Wing
Labconco Corp.
LA-CO Industries Inc.
Laing Thermotech Inc.
Lake Air International Inc.
Lakewood Instruments
Lakos Separators
LaMotte Co.
Landis & Staefa Inc.
Landis Branch Network.
Larkin Refrigeration Products
Larox Inc.
Lau Blower
Lawler Manufacturing Co. Inc.
Leader Industries Inc.
Lenan Corp.
Lennox Industries Inc.
Leonard Valve Co.
Leslie Controls, Inc.
Leviton
Leybold Vacuum Products Inc.
Liberty Pumps Inc.
Liburdi Dimetrics Corp.
Liebert Corp.
Life Source Water Systems.
Lightolier
Lightstat Inc.
Lincoln Electric Motor Div.
Linear Laboratories.
Linric Company
Lintern Corp.
Lion Machinery Inc.
Liquid Process Systems Inc.
Litecontrol
Lithonia Lighting
Little Giant Pump Co.
Litton Poly-Scientific
Lochinvar Corp.
Long-Lok Fasteners Corp.
lonstick Water Treatment Products
Lord Corp. Mechanical Products Div.
Loren Cook Co.
Louisiana-Pacific Corp.
Louvers & Dampers.
Low Humidity Systems Inc.
LP International Inc.
LPI Lift Systems
LRC Coil Co.
LSP Products Group.
LTV Steel Tubular Products Co.
Lucas-Milhaupt Inc.
Lumenite Control Technology Inc.
Luwa Bahnson Inc.
Lydall Inc.
Lytron Inc.

M

M. K. Morse Co.
MAC Equipment Inc.
Macurco Inc.
Madden Manufacturing Inc.
MagicAire
Magnatrol Valve Corp.
MagneTek Inc.
Magnetic Analysis Corp.
Magnetrol International
Mainstream Engineering
Mainstream Engineering Corp.
Maio Marketing Inc. An A R S Co.
Malco Tools
Mammoth Inc.
Mammoth, C E S Group Inc.
Manchester Tank & Equipment Co.
Manitowoc Co., Inc.
Manitowoc Ice Inc.
Manning Systems Inc.
Mansfield Plumbing Products Inc.
Marathon Electric Manufacturing Corp.
Marathon Industries Inc.
Marathon Special Products
Marc Climatic Controls
Marking Services Inc.
Marley Electric Heating
Mars Air Doors
Marsh Bellofram Precision Control
Maska
Mason Industries Inc.
Masterack
Mastercool Inc.
Matco-Norca Inc.
Matrix Controls
Matticks Industries Inc.
Maxim Silencer
Maximl C E R
Maxitrol Co.
Maxi-Vac Inc.
Maxon Corp.
Maxxon Corp. Infloor Heating Div.
Mayekawa Manufacturing Co. Ltd.
Mayville Engineering Co. Inc.
Mc Nichols Co. Hdqrs.
Mc Quay International Corp.
Mc Tighelndustries
MC2 Engineering Software
MC2 Management Computer Controls Inc.
McAllister & Associates Inc.
McCall Refrigeration
MCG Surge Protection
McGill Air Clean Corp.
McGill Air Flow Corp.
Mclean Engineering.
McQuay International
Measurement Specialties Inc.
MECHdata Inc.
Mee Industries Inc.
Melink Corp.
Messe Frankfurt Inc.
Mestek Inc.
Mestek, Inc
Metal Form Manufacturing Co.
Metal*Aire
Metal-Fab Inc.
Metallndustries, Inc.
Meter Equipment Manufacturing Inc.
Met-Pro Corp.
Met-Pro Corp.
Metraflex Co.
Metrex Valve Corp.
Metropolitan Pump Co.
Metrosonics
MGI Technologies Inc.
MGV Inc.
Micro Works Inc.
Microflame Inc.
Microphor Inc.
Mid-America Fittings Inc.
Midco International Inc.
Midland Metal Manufacturing Co.
Midwesco Services Inc.
MIE Inc.
Mikron Instrument Co. Inc.
Millerleaman Inc.
Milwaukee Electric Tool
Miro Industries Inc.
Mitsubishi Electric, HVAC Division
Mitsubishi Electronic America
Mitsubishi Heavy Industries Climate Control
MKS Instruments Inc.
Modine
Modus Instruments Inc.
Modutank Inc.
Moeller Electric Corp.
Moffitt Corp.
Moli-Tron Co. Inc.
Monitor Products.
Monsen Engineering Co.
Moovin Cool
Most Dependable Fountains Co. Inc.
MPL
MPulse Maintenance Software.
MRI Refrigerant Reclaim Ctr.
MSA Instrument
MTH Tool Co.
Mueller Co.
Mueller Steam
Multistack
Multitherm Corp.
Munters
Murdock Inc. Manufacturing Div.
Murphy-Rodgers Inc.
Myron L Co.

N

Nailor Industries Inc.
Naltex
NAMCO
Napoleon Fireplaces
NAPPS Technology Corp.
Natgun Corp.
National Academy of Sciences
National Comfort Products
National Refrigerants Inc.
National Technical Systems
National Technology Transfer Inc.
Nautica Dehumidifiers Inc.
Naylor Pipe Co.
Nebraska Boiler Co.
Nederman Inc.
Nelson Heat Tracing Systems.
NEOPERL Inc.
Neutron Industries.
Neutronics Inc.
New Age Industries Inc.
New Energy Ventures Inc.
New York Blower Co.
Newmac Manufacturing Inc. Head Ofc.
Newport Electronics Inc.
Next Generation Software Inc.
Nicholson Steam Trap
Noble Co.
Norcross Corp.
Nordic Air Inc.
Nordyne
Norgren International
Nor-Lake Inc.
Nortec
Nortek, Inc.
North American Manufacturing Co.
North Star Ice Equipment Corp.
Northernl Ilinois Gas
Notifact Corp.
NOTIFIER
Novar
Novel Aire Technologies
Nth Degree Software Inc.
Nuaire Inc.
Nutech Energy Systems Inc.
NuTone Inc.
Nyle Corp.

O

Octagon Air Systems
OCV Control Valves
OEM Products L C
Ogontz Corp.
Oikos
Olympus America Inc.
Omega Engineering Inc.
Omega Flex
Omegadyne Inc.
Omega-Vanzetti Inc.
Onan Corporation
Onicon Inc.
Onset Computer Corp.
Operating & Maintenance Spec.
Orbeco Analytical Systems Inc.
Orival Inc.
Osmonics
Osram Sylvania Inc.
Outokumpu Copper Franklin Inc.

P

P A C O Pumps Inc.
P Vllndustries Inc.
Pace Scientific
Pacer Industries.
Pacific Science & Technology Inc.
Packless Industries.
Paktek
Palmer Instruments Inc.
Palmetto Inc.
Paloma Industries Inc.
Panametrics
Panelbloc Inc.
Parametric Technology Corp.
Paratherm Corp.
Parker Boiler Co.
Parker-Hannifin Corp.
Pate Co.
Patterson Fan Co.
Patterson Pump Co.
Paul Mueller Co.
Paul Mueller Company.
Payne Heating and Cooling
Peachtree Software, Inc.
Peerless Heater Co.
Peerless Lighting
Peerless Pump
Penn Separator Corp.
Penn Ventilation Inc.
Perfectimm Inc.
Perma-Pipe Inc.
Permatron Corp.
Peter Paul Electronics Co. Inc.
Petro Canada
PHD Manufacturing Inc.
Phinney Tool & Die Co. Inc.
Phoenix Controls Corp.
Phonetics Inc.
Piping Technology & Products Inc.
Pittsburgh Corning Corp.
Plast-D-Matic Valves Inc.
Plasticair
PLEXCO Performance Pipe
Plymouth Tube Co.
Pneumatic Products.
Polymeric Systems.
Porta-Fab
Portals Plus Inc.
Porter-Cable Corp.
Potter Electric Signal Co.
Potter-Roemer
Power Flame Inc.
Power Line Fan Co.
Power Measurement Ltd.
Power Save International Inc.
Power Seal Pipeline Products Corp.
Powermatic Heater
Powers Process Controls.
Precision Boilers LLC
Precision Multiple Controls Inc.
Precision Plumbing Products Inc.
Pres-On Products Inc.
Press Cut Industries.
Price Industries.
Primavera Systems.
Princo Instruments Inc.
Pro Set Systems Inc.
Pro Tech Systems Inc.
Process Development & Control Inc.
Proco Products Inc.
Production Control Units Inc.
Proficient Computing Solutions Corp.
Profit Works
Progeco Tech
Promolux Low U V Merchandising Lamps
Protec Inc.
Protectowire Co. Inc.
Pro-Temp Controls.
Pump Works Inc.
Purafil Inc.
Pure Humidifier Co.
Puroflex Corp.
Purolator Air Filtration.
Pyronics Inc.

Q

Quality Filters Inc.
Quatrosense Environmental Ltd.
Quick Duct Silver Eagle
Quick Pen International
Quickdraft
Quote Software Inc.

R

R G F Environmental Systems
R H H Foam Systems Inc.
R. M. Young Co
R. P. Adams Co. Inc
R.L.M. Benelux
Radiant Technology Inc.
Ramer Products Inc.
Ranex
Rangaire
Rapid Engineering Inc.
Ray Burner Co.
Raypak Inc.
Raytek Corp.
RBI Water Heaters.
RC Electronics.
RDF Corp.
Reading Body Works Inc.
Real Cold Products
Re-Bath Corp.
RECOUSA
Red Valve Co., Inc.
Redec Radiant HVAC Products
Redi Controls Inc.
Red-White Valve Corp.
REECO
Reed Manufacturing Co
Refractory Specialties Inc.
Refrigeration Technologies.
Refron Inc
Reftec International, Inc.
Reg O Products
Regallndustries Inc.
Regin HVAC Products, Inc.
Reimers Electra Steam Inc.
Rejuvenation Lamp and Fixture
Reliance Electric
Rental Tools & Equipment Co. Inc.
Research Products Corp.
Retrotec, Inc
Revcor, Inc.
Reversomatic Heating & Mfg. Ltd.
Reznor/Thomas & Betts
Rheem Manufacturing Co. Air Conditioning Div.
Rheem Manufacturing Co. Water Heater Div.
Richards-Zeta Building Intelligence Inc.
Ridge Tool Co.
Riegl U S A
Rinnai America Corp.
Robert Manufacturing Co.
Robinair SPX Corp.
Robinson-Halpern
Robur Corp.
Rockwell Automation
Rockwell-Dodge
Rocky Mountain Reclamation Inc.
Roper Whitney
Ross Cook Inc.
Roth Pump Co.
Rotron Industrial Products
Rotronic Instrument Corp.
Rowald Refrigeration Systems Inc.
R.T. Enterprises, Inc.
RTI Technologies Inc.
RUFFNECK Heaters
Ruffneck Heaters.
Runtal Radiators Div.
Rupplndustries Inc.
Ruskalnstrument
Ruskin Co.
Russell
Ruud A C Products

S

S. A. Day Manufacturing Co. Inc.
Saftronics Inc.
Sage Marcom Inc.
Sahara Air Dryers
Santa Barbara Control Systems Inc.
Sauter U S A Setpoint Sys. Corp.
Saylor-Beall Manufacturing Co.
Schaefer Brush Manufacturing Co. Inc.
Schaefer Fan Co.
Schaefer Ventilation Equip.
Schwank ltd.
Scientific Dust.
Scott Manufacturing Inc.
Sea Gull Lighting
Sealed Unit Parts Co. Inc.
Seametrics Inc.
Seatek Co. Inc.
Seelye Craftsmen Co.
Seiho International
Selkirk Inc.
Semco, Inc.
Senercomm Inc.
Sentrol
Sentry E Quipment Corp.
Service Automation Systems. Inc.
Service Solutions.
Servidyne Inc.
Sethco
Seton Identification Products.
Setra Systems Inc.
Shafer's Service Systems.
Shortridge Instruments Inc.
Shurtape Technologies Inc.
Siemens Building Technologies
Siemens Energy & Automation Inc.
Siemens-Furnas Controls.
Sierra Monitor Corp.
Simson Electric Co.
Simutech Systems. Inc.
Sioux Chief Manufacturing Co. Inc.
Sirius Software, Inc.
Skuttle Manufacturing Co.
Sloan Valve Co.
Sly Inc.
Smart Tool Technologies
Smith & Loveless Inc.
Smith Fiberglass Products Co.
Solar Turbines Inc.
Solaronics Inc.
Solon Manufacturing Co.
Sonitec Inc.
Sound Seal Div.
Space Ray
Sparco Inc.
Spartan Manufacturing Corp.
Spears Manufacturing Co.
SpecTech LLC
Spectronics Corp.
Spence Engineering Co. Inc.
Spencer Turbine Co.
Spiral Manufacturing Co. Inc.
Sporlan Valve Co.
Spraying Systems Co.
Sprinkool Sys.
Sprinkool Systems International Inc.
Spruce Environmental Technologies Inc.
SSAC Inc.
SSHC Inc.
Staclean Diffuser Co.
Stadler-Viega
Staefa Control System Inc.
Stafford Manufacturing Corp.
Stahl
Standard Refrigeration Co.
Staplex Co.
Steel Forgings Inc.
Steelcraft Corp.
Steril-Aire U S A Inc.
Sterling Fluid Sys. Gp.
Sterling Steam Control.
Sternvent Co. Inc.
Stock Cap
Strahman Valves Inc.
Strobic Air Corp.
Studor, Inc.
Stulz of North America Inc.
Summeraire
Summit Technology.
Suncourt Inc.
Sunstar Heating Products Inc.
Suntec Ind. Inc.
Superior Boiler Works Inc.
Superior Fireplace Hearth Products Inc.
Superior Radiant Products ltd.
Superior Signal Co. Inc.
Superior Water Conditioners.
Sussman Electric Boilers.
SVF Flow Controls
Swagelok Co.
Symmons Industries Inc.
Syncro Flo Inc.
Syntex Rubber Corp.
System Sensor
Systems Controls & Instruments.
Systems Online, Inc.

T

T E C O-Westinghouse Motor Co.
T R I A T E K Inc.
T& S Brass & Bronze Works Inc.
Taco Inc.
Taracorp Industries.
Taylor Environmentallnstr.
Taylor Precision Products
TCI Products
TCS/Basys Controls.
TEAC America
Team Management Systems, Inc.
Tecogen
Tecumseh Products Co.
Tekleen
Tekmar Control Systems Ltd.
Telaire
Telatemp Corp.
Teledyne Analyticallnstruments
Teletro I Systems Inc
Teloglnstruments
Tel-Tru Manufacturing Co.
Temco Controls.
Tempco Electric Heater Corp.
Tempstar, International Comfort Products Corp.
Temtrol, C E S Group Inc.
Testo Inc
Texaslnstruments
Thermaco
Thermal Analysis Systems Co.
Thermal Energy Transfer Corp.
Thermal Fluid Systems Inc.
Thermal Gas Systems Inc.
Therma-Stor
Therma-Stor Products.
Thermo Mfg
Thermo Power Corp.
Thermo Products Inc.
Thermo Tech
Thermo-Cycler Industries Inc.
Thermo-Dyamics Boiler Co.
Thermometrics
Thermotion Corp.
Thermox Instruments
Thomas & Betts
Thomas C. Wilson Inc.
Thomas Industries Inc.
Thomas Lighting
Thomason Mechanical Corp.
Thor Technology Corp.
Thybar Corp.
TIF Instruments Inc.
Tile Redi Inc.
Time Mark Corp.
TISCOR
Titeflex Corp.
TITUS
Tjernlund Products Inc.
TLV Corp.
Topog-E Gasket Co.
Topp Construction Services Inc.
Topp Portable Air
Torit Products Donaldson Co. Inc.
Toto U S A Inc.
Tower Tech Inc.
Tower-Flo Water Filter Sys.
Toxalert Inc.
Trane Company
Transicoil
Tranter P H E Inc.
Trent Metals Ltd.
Triad Boiler Systems Inc.
Triangle Tube
Trible's Inc.
Trico Air Systems Inc.
Tridan Tool and Machine
Trim-Lok Inc.
Trion Inc.
Triumphe Leasing Network.
TrolATemp
Trox U S A Inc.
Truebro Inc.
TSI Inc.
TURCK Special Products.
Tuthill Corp. Tuthill Pump Group.
Tuthill Energy Systems
Tuthill Pneumatics Group Tuthill Corp.
Tuttle & Bailey
Twin City Fan & Blower
Tyco Electronics Potter & Brumfield
Tyco International Ltd. Star Sprinkler Inc.
Tyler Pipe Co.

U

U S A Coil & Air Inc.
U S Drives Inc.
U. S. Brass Qest Hydronics Div.
U. S. Filter/Wallace & Tiernan
UCAR Carbon Co. Inc.
UE Systems Inc.
Uehlinglnstrument Co.
UEI (Universal Enterprises Inc.) Kane-May
UEMSI
Ultra-Air
Union Carbide Corp.
Unique Automation Solutions LLC
United Air Specialists Inc.
United Dominion
United Electric Controls Co.
United Enertech Corp.
United Process Inc.
United Refrigeration Inc.
United States Filter Corp.
Universal Air Filter Co.
Universal Rundle
Universal Silencer
Uniweld Products Inc.
Urecon Systems Inc.
Uview

V

Vac System Industries.
Vacuum Research Corp.
Vacuum Technology Inc.
Vaisala Inc.
Val-Matic Valve and Manufacturing Corp.
Valtronics
Valvcon Corp.
Van Air Systems Inc.
Van Til Mechanical Fabricating Inc.
Vanguard Plastics Inc.
Vanton Pump & Equipment Corp.
Veeder-Root Co.
Velan Valve Corp.
Venmar Ventilation Inc.
Vent Products Co. Inc.
Ventaire Inc.
Ventrol, C E S Group Inc.
Veris Inc.
Vertical Market Software.
Vibration Isolation
Vibration Mountings & Controls Inc.
Vibro-Acoustics
Viconics Electronics Inc.
Victaulic Co. of America.
Video-Aire International
Viking Corp.
Viking Pump Inc.
Vilter Manufacturing Corp.
Vimasco Corp.
VISA Lighting
Visuallnspection Technologies Inc.

W

W. J. Ruscoe Co.
W. W. Grainger Inc.
Walton Co
Ward Manufacturing
Warren Controls Corp.
Warren Electric Corp.
Warren Technology
Water Specialties
WaterFurnace
Watlow
Watson McDaniel
Watt Stopper
Waukesha Engine
WD-40 Co.
Webco, CES Group Inc.
Webster Engineering & Manufacturing
Weed Instrument Co. Inc.
Weidmuller
WeiI Pump Co. Inc.
Weil-McLain
Wellman Thermal Systems Corp.
Wenn/Soft L L C
Wessels Co.
Westair Industries Inc.
Whalen Co.
Whaley Products Inc.
White-Rodgers
Williams & Davis Boilers Inc.
Williams Furnace Co.
Win Estimator
Winland Electronics Inc.
Winter's Thermogauges Inc.
Wirsbo
Wm. W. Meyer & Sons Inc.
Worthington Cylinder Corp.
Wrightsoft Corp.

X

XCI Corp.
Xerxes Corp.
Xomox Corp.

Y

Y/P Products
Yazaki Energy Systems Inc.
Yokogawa Corp. of America.
York Energy Conservation
York International
Young Environmental Systems.
Young Regulator Co.

Z

Z R C Worldwide
Zamil Air Conditioners
Zellweger Analytics
Zero Corp.
Z-Flex U. S. Inc
Zoeller Co.
ZSl Inc.
Zurn Wilkins Operation