Marsh Bellofram is a world class instrumentation manufacturer, with powerful product support, and near flawless distribution. Our mission is to engage the current and future needs of our customers with swift, professional service while providing the highest quality instrumentation products at the most competitive prices.
Company History:
Marsh and Bellofram, sister companies of the Desco Corporation, were combined into Marsh Bellofram in January 1995.
Marsh Bellofram Corporation has its headquarters in Newell, West Virginia, about 25 miles west of Pittsburgh, Pennsylvania in the northeastern region of the United States.

Marsh Instruments include:

General Service Gauges
Economical Gauges for FRLs, Compressors, Pumps, Boilers, Regulators, Dryers, and Commercial or Industrial Equipment.

Industrial Gauges
Designed for rugged applications and harsh environments. Liquid fillable for increased durability against pulsation and vibration.

Precision Service Gauges
Commonly used where precise measurements are required either as part of a process or in testing.

Process Gauges
Most comprehensive line of process gauges in the industry!

Diaphragm Gauges
Dependable performance and accuracy for measuring low pressure readings.

HVAC/R Gauges
Designed for heating & cooling system equipment and contractors.

Special Application Gauges
Gauges designed for specific applications like sprinkler systems, paper machines, water test, etc.

Parts & Accessories
Siphons, Fill Medium, Adapters, and conversion kits.

Digital Pressure Indicators
Small Handheld size for easy portability

Temperature Instruments
Devices for measuring temperature in a variety of industrial processes