Instrumentation and Controls

Airflow Developments, Ltd.
A UK company specializing in HVAC and related industries fans, test and balance instruments, and other air-side instrumentation.
http://www.airflow.co.uk/

Airflow Direction Incorporated
Manufacturers of the patented ADI-69 Series HVAC Sensors and alarms for critical air flow monitoring.
http://www.airflowdirection.com

Alde International UK Ltd
Suppliers of heating and hot water systems, camping equipment, galley equipment and caravan accessories.
http://www.alde.co.uk

Alpha Moisture Systems
Manufactures dewpoint meters, hygrometers and moisture analyzers for the measurement of trace moisture in gases and dry compressed air.
http://www.amsystems.co.uk/

Alscott Air Systems Limited
Marine and offshore heating, ventilation and air conditioning systems. Design, fabrication, supply, installation and commissioning services.
http://www.alscott.ca

Ambthair Services
Provide air conditioning systems through Europe and Asia, experienced in the air conditioning of sound, tv and film studios.
http://www.ambthair.com/

American Auto-Matrix
Designs and manufactures building automation and access control systems, components, and software for various commercial and industrial control applications.
http://www.aamatrix.com/

Argo Industries
Baseboard heating and control modules.
http://www.argoindustries.com/

ASI Controls
Manufactures digital controls for hvac, building automation, energy management and facility control applications. OPC server connects opc enabled clients from different vendors.
http://www.asicontrols.com/

Automation Parts Warehouse
Sells used building automation control equipment. Inventory of Siemens, Landis, Gyr, and Modicon parts with some Allen Bradley equipment.
http://www.automationpartswarehouse.com

Best Temp Mechanical Corp.
Commercial and residential HVAC services for Long Island and Greater New York areas.
http://www.best-temp.com/

Blumenauer Corporation
Supplying Grundfos and G and L centrifugal pumps, commercial and residential pipe repair kits, valves, recirculation systems, plumbing and HVAC supplies and instant hot water systems.
http://www.pumpsetc.com/

Braeburn Systems LLC
Manufactures digital electronic thermostats and controls.
http://www.braeburnonline.com

Carrier Commercial
Providing a host of products designed to enhance your HVAC/R system. Products address issues such as energy conservation, oil/refrigerant emission prevention and noise reduction.
http://www.carrier-commercial.com

CDC
Building management, system integration, system and knowledge management.
http://www.centraldatacontrol.com/

Circon Systems Corp.
Designs, builds, manufactures and installs award-winning open protocol building automation systems that fully integrate control of security, access, lighting, heating, energy management, ventilation, air conditioning and any other major building functions.
http://www.circon.com/

Cochrane Supply
Stocking distributor for HVAC control and building automation manufacturers including Honeywell, Johnson Controls, Invensys, Seimens, and Magnetek.
http://www.cochranesupply.com/

Comag IR
Digital sensors for HVAC control and SmartHouse.Analog and digital signalling. SmartScan software for logging.
http://www.comag-ir.com/

Comdronic Ltd.
Manufacture and supply electronic manometers for commissioning of heating, ventilating and air conditioning systems.
http://www.comdronic.co.uk

Control Products & Engineering Sdn. Bhd.
Provide HVAC control system and centralize control and monitoring system for cleanroom industries, electronics industries and phaumatical industries.
http://www.cpe.com.my

Controldepot Industrial Controls, Inc.
Suppliers of industrial controllers and sensors, temperature controls, pressure sensors, co2 sensors, power meters and vfd drives. Online catalog available.
http://www.controldepot.net

Cordell
Air Conditioning installation and service for commercial and residential, serving the Middlesex and Surrey areas in UK.
http://www.cooling.co.uk

E. and E. Elektronik
Provide sensors, transmitters, calibrators and data loggers for humidity, air velocity and temperature measurement.
http://www.epluse.com/

Easthill Limited
Produces control panels and switchgear for the heating ventilation and air conditioning (HVAC) industry.
http://www.easthill.co.uk

Forte Technology, Inc.
Design and manufacturing of moisture and weight measurement systems and industrial computer systems for the paper pulp, textile, synthetic rubber and other industries.
http://www.forte-tec.com

General Eastern Instruments
Instruments for the measurement of humidity, offering a line of hvac transmitters and relative humidity sensors for OEM, as well as chilled mirror dew point hygrometers and humidity generators.
http://www.generaleastern.com/

Grasslin Controls Corporation
Supply energy controls with a broad range of electromechanical and electronic time switches, photoelectric controls, defrost timers, thermostats, and other products.
http://www.grasslin.com/

Hays Cleveland
Controllers and stations, analyzers, instrumentation, actuators and regulators.
http://www.hayscleveland.com/

Heatmiser UK
Manufacturers of heating control products including sensors, valves, controllers, thermostats.
http://www.heatmiser.co.uk

Innovative Waters
Microelectronic flow switches and water conductivity sensors to eliminate water treatment problems in cooling towers.
http://www.innovativewaters.com

Luka
Dutch Association of Air Duct Manufacturers.
http://www.luka.nl

Metropac Industries
Master distributor of HVAC/R controls selling to wholesalers nationwide.
http://www.metropac.com/

Micro Trap Corporation
Manufactures electronic and electro-mechanical equipment to monitor spatial environments such as clean rooms and containment applications in the electronic, pharmaceutical and health care industries, asbestos, lead abatement contractors.
http://www.microtrapcorp.com/

MK Energy Services UK
Control systems for boilers, with sequences optimized for energy efficiency.
http://www.mkenergy.com

Nova Systems
Engineers and installs building automation systems include hvac controls, access and security, lighting control.
http://www.nova-systems.net

Pacific Scientific Instruments
Laser particle counters and monitors for liquid, airborne and vacuum in situ applications, such as cleanrooms, manufacturing, semiconductor, pharmaceutical, industrial cleaning.
http://www.pacsciinst.com/

Penn Fan
Mancoolers, crane cab fans, exhaust fans and custom units for process cooling, spot cooling and general ventilation.
http://www.pennfan.com/index.html

PSG Controls
Manufactures thermostats and related HVAC controls and accessories
http://www.psgcontrols.com

Richards-Zeta Building Intelligence
Manufactures hardware and software for the HVAC building automation industry.
http://www.richards-zeta.com/

Sensor Scientific, Inc.
Temperature sensors for all HVAC/R applications. A variety of configurations are available, including duct, water, indoor and outdoor air temperature sensors.
http://www.sensorsci.com

Siemens Building Technologies
Offer valves, actuators, drives, electronic controls, and combustion control products.
http://www.us.sbt.siemens.com/HVP/

Temco Controls
Low cost sensors, relays, valves and HVAC products.
http://www.temcocontrols.com

Thevco Electronics
Manufacturer of electronic controllers for ventilation, heat, mist, water and feed consumption, for poultry, hogs and greenhouses.
http://www.thevco.com

Triatek Inc.
HVAC controls.
http://www.triatek.com/

Ventilation Control Products
Supplier of sensors, valves, actuators and ventilation control products for HVAC contractors.
http://www.vcp.se

The Warm Floor Center
From our site you can price your project online. Electric radiant infloor heating/warming products. Our thinset mats can by used under carpet, tile, floating floors and stone, our mudset cable works well for interior slabs and snow melting projects.
http://www.warmfloorcenter.com/

WattMaster Controls
Produces VAV and pre-programmed controllers for packaged applications and peripheral devices.
http://www.wattmaster.com

XCI Corporation
Designs and manufactures cost effective electronic and software products meeting the needs for on-site and remote-location control for the heating, ventilation, and air conditioning market.
http://www.xcicorp.com/

Xref Publishing Co., Inc.
Model number cross reference database for HVAC brands and OEM equipment.
http://www.xrefpub.com