Marsh has manufactured a line of steam and boiler heating products since the 1800’s. Quality and functionality is characterized by its line of products. Starting in 2003, the company initiated design and technology enhancements throughout its line.

Marsh Steam announced new product and upgrades throughout its line such as the ability introduced in 2006 to choose from either a diaphragm style or stainless steel bellows style thermostatic heating element in its complete line Steam Trap Products. Marsh is also now producing its new line of bucket traps as well as a wire-less heating element (and insert) into Marsh’s popular R-100 radiator supply valves.

Basic product information includes Air Vents, FT vents, F&T traps, Steam Traps, Bucket Traps and Radiator Valves. Contact M&M Control at 1-800-876-0036 if you have any further requirements or request other information.

Product Line

• Series 560 / 570 - Sizes to 2 x 2-1/2"
  (View Aquatrol information here)
   

Aquatrol

• R100  Standard Sizes 1/2 to 2"
  PDF 1  |  PDF 2
• R-105  Adjustable orifice Sizes 1/2" to 2"
  PDF 1
• R-200/5   Hydro-Balance 1/2" to 3/4"
  PDF 1
• R-300  Thermostatically controlled 1/2" to 3/4"
  PDF 1

• 12 / 512 3/4" - 1"
  PDF 1  |  PDF 2
• 8 / 508 1-1/4" - 1-1/2"
  PDF 1  |  PDF 2
• 14 / 514 1-1/2" - 2"
  PDF 1  |  PDF 2
• 17 1/2" - 3/4"
  PDF 1

• 800 1/2 - 3/4 - 1
  PDF 1

• Marsh 1/2" - 3/4" - 1"
  PDF 1  |  PDF 2
• Aquatrol 1/2 - 3/4
  PDF 1  |  PDF 2

• 5 3/4 (3/8) 1/2
  PDF 1
• 55 3/4 (3/8) 1/2
  PDF 1
• 50 3/4 (3/8) 1/2
  PDF 1

• PDF 1

Marsh Gauges