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Packing Spring
providing essential protection for HVAC contractors and facilities managers maintaining gas-fired appliances
which are utilized in both steam and hot water heating systems
Orifice sizing is fuel-specific
Maxitrol 12A09 Vent Limiter Packing SpringThe Maxitrol 12A09 Vent Limiter is an essential ball check safety component designed for indoor gas pressure regulation. This 1 8" NPT brass automatic vent limiter is engineered specifically for use with Maxitrol 325 3 and 325 3L series regulators. By installing this device directly into the regulator vent, technicians can eliminate the need for costly and labor intensive external vent piping to the outdoors. In the event of a diaphragm rupture, the
