SP-133-2005
Excess Flow Valves for Low Pressure Fuel Gas Appliances

Standard No.

SP-133-2005

Release Date

2005

Published By

MSS - Manufacturers Standardization Society of the Valve and Fittings Industry.

Scope

This Standard Practice applies to Excess Flow Valves used with gas fired appliances in Fuel Gas Distribution Systems with operating pressures between 5 inches water column and 14 inches water column.