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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Durable Construction: Nickel-plated forged brass body with stainless steel ball and stem provides long-term reliability
it is frequently used in systems that may utilize field-selectable line voltage for the ignitor segment
facilitating complete combustion and maintaining the 96% thermal efficiency ratings typical of power-vent and power-direct vent models
Article 547-4 when used with watertight connectors
Features a 5/8-inch connection size
Laars Heating Systems R1-054 Valve 321702-401 Durable Construction: Nickel-plated forged brassThe Laars Heating Systems R1 054 Valve is a high capacity pressure relief valve engineered for critical safety and performance in residential and commercial boiler systems. Designed as a direct OEM replacement part, this 3 4" male x 3 4" female relief valve is calibrated for a 30 PSI discharge threshold. With a substantial thermal capacity of 535,000 BTU, the R1 054 ensures reliable overpressure protection for high output hydronic heating systems. Its