Manufacturers 0 to 9 3M Company A A K Steel Holding Co. 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. Accubid Systems Inc. Accumetric LLC Acme Engineering & Manufacturing Corp. Acorn Engineering Co. ACR Systems Inc. ACT Inc. Demand Systems Acutherm Adalet ADAPT Inc. Addison Products Co. Adrian Steel Advance Controls Inc. Advanced Control Technologies Inc. Advanced Thermal Products AERCO International Inc. Aercology Aero Environmental Ltd. Aeroquip Operations A. C. & Refrig. AEROVOX Inc. Aftermarket Specialties, Inc. 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. 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. 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. 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