Laars Heating Systems R1-054 Valve R-22 Rigid Construction: Engineered to minimize

Rigid Construction: Engineered to minimize thermal noise and provide structural stability under high-demand cycles

Modular Orifice Design: Compatible with interchangeable orifices for flexible capacity adjustments in the field

The Class F insulation provides a high thermal ceiling

this gauge provides high-visibility tracking of variables such as temperature

leak-resistant connections for improved system reliability

Laars Heating Systems R1-054 Valve R-22 Rigid Construction: Engineered to minimizeThe 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