MarshSteam.com - Steam Traps, Steam, Traps, Air Vents, Float Traps, Bucket Traps, Hydro-Balance Valves

Steam Traps, Steam, Traps, Air Vents, Float Traps, Bucket Traps, Hydro-Balance Valves

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Radiator Valves - R-300 Thermostatically controlled

Marsh’s Series R-300 is a thermostatically constructed radiator valve used for low pressure steam heating systems. Refer to R-100 for sizes and range SERIES of patterns on page 3.*

Usages:
• Low pressure steam and hot water systems
• Accurate and automatic temperature control
• Radiators, steam convectors
• Hydrant heat exchangers

Features:
• Rugged/durability of R-100 Series
• Installation instructions with valve
• 15# pressure / 250° maximum

Options:
• Globe and Angle patterns
• Polishing and chrome plating

Thermostats conform to A3HRAE Standard 102P-1983.
Designed specifically for usage with Marsh’s popular R-100 Series of radiator valves. Fully automatic and no need for electric or wiring.

* Dimensions Note: Add 2 1/8” to R-100 dimension “C” on page 3 to calculate height of R-300

 

 
 

 

 
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