For over 30 years Marshall Excelsior Company has been a progressive manufacturer of top quality and competitively priced LPG and NH3 equipment that is leading the industry in innovation and low emission products. We offer a full range of products that support the LPG and NH3 Bulk Plant, Transport, Delivery/Dispensing, and Domestic applications.
- Most Commonly Used On Some Auto Changeover Dual Stage Regulators
- Developed To Provide Steady Performance And Reliability
- Made In The USA
- Easy To Install
- Limited 5 Year Warranty
