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Marshall Excelsior Excess Flow Transfer Valve 3/4" MNPT x 3/4" FNPT - 22 GPM - Steel

Marsoni M251S
Sale price$188.00
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Marshall Excelsior Excess Flow Transfer Valve 3/4" MNPT x 3/4" FNPT - 22 GPM - SteelThe Marshall Excelsior ME449 Series Excess Flow Transfer Valve is designed for safe and efficient liquid or vapor transfer from storage containers. This valve is ideal for both permanent and temporary applications, including emergency evacuations and container relocations. Key features include: Material: Ductile Iron, rated for LP Gas & NH3 Connections: 3 4" MNPT inlet x 3 4" FNPT outlet Flow Rate: 22 GPM (83. 28 L min) Pressure Rating: Up to 400 PSI
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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Martin Maldonado
Chelsea, US
★★★★★ 5
A-
Great part, had to change oring the one that comes with is way to big, but overall great quality
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Reviewed in the United States on October 25, 2025
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Jason m Barger
Alexandria, US
★★★★★ 5
BOSCH Oil filter
BOSCH Is the best for all car products Fit like it should have and works great. Always use BOSCH in my car
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Reviewed in the United States on January 3, 2024
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Adam E. Mis
Carnegie, US
★★★★★ 5
Fit
Perfect fit
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Reviewed in the United States on November 1, 2024
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Amazon Customer
Draper, US
★★★★★ 5
Good
Good
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Reviewed in the United States on August 8, 2025
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Customer
Lowell, US
★★★★★ 4
Does not work on Porsche 2015 S-E Hybrid
DOESNT WORK on Porsche 2015 S E-Hybrid
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Reviewed in the United States on March 18, 2026

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