Master Controls, Inc.

P.O. Box 217

Granville, OH 43023

Toll Free:           (800) 521-5738

Ohio Office:       (740) 587-2528

Texas Office:     (713) 325-4429

Fax:                  (740) 587-2531



Master Controls, Houston

Houston, TX 77061

© 2014 by Master Controls, Inc. 


Master Controls provides sales and service for the highest quality products in the industry, click the company logos to be directed to the manufacturer websites
BelGAS - Pressure Regulators

High and Low Pressure Gas Regulators

Back Pressure Relief Regulators  

I/P and E/P Transducers


GE- Becker Precision Equipment
Ball Valve Regulators - Globe Valve Regulators - Pneumatic Double Acting and Spring Return Actuators - Pilots, Positioners and Electro-Pnuematic Positioners
Bohmer Ball Valves
Floating and trunnion mounted ball valves from 1"-56" for natural gas transmission, distribution and production applications.


CATCO - Catalytic Heaters
Instrument Gas Heaters
Regulator Heater/Enclosure Packages
Pipeline Packs for Heating Gas Pipelines
GE - Flexflo Regulators
Model 900TE - Flexible Element Top-Entry Regulators
Model 887 - Surge Relievers


MEA - Electrohydraulic Actuator Systems

MEA Hawk is high performance, rugged line of linear and

rotary electrohydraulic actuators and drives.

GE - Mooney Controls
FlowGrid - Flexible Element Top-Entry Regulators
FloMax - High Capacity, Low Differential Regulators
FlowTap - Farm Tap Style Regulators
GE - Mooney Controls
Small volume, high pressure regulators that provide extremely accurate
trouble-free performance

Ultrasonic gas flowmeter



Horizontial Heaters

Vertical Heaters

YZ Systems
NJEX - Odorization Equipment  
DTEX - Odorant Detection System  
Dyna Pak - Gas & Liquid Sampling Systems




Spotleak® Natural Gas Odorants

Ethyl Mercaptan for propane odorization

O-Scent Odor control agent


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