This model is a direct solution for proving airflow and monitoring pressure sources simultaneously with a single

reducing the risk of harmonic vibrations that lead to premature wear

contractors can significantly reduce emergency downtime and protect the primary HVAC refrigeration circuit from overpressure conditions

the "/U" suffix simply denotes universal retail packaging

by utilizing the 1/8" NPT side port and leaving the 1/4" NPT port open to atmosphere

Lennox 58J97 Flare Kit R-410A This model is a directThe Lennox 58J97 Flare Kit (also cataloged as 58J9701) is a critical TXV Flare Adapter Kit engineered for high pressure refrigerant line connections in residential and light commercial HVAC systems. This genuine OEM Lennox part, also identified by model number LB 86210A, provides the necessary components to transition from standard flare fittings to thermostatic expansion valve (TXV) ports without requiring manual brazing or specialized field