Laars Heating Systems R1-054 Valve R-134A this is a metal-to-metal flare

this is a metal-to-metal flare seal

and residential gas-fueled heating systems

providing localized pressure control essential for maintaining narrow manifold tolerances

System Synergy: Ensures electrical compatibility with 220-240 VAC control boards

Laars Heating Systems R1-054 Valve R-134A this is a metal-to-metal flareThe 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