The R45582-001 measures 18 inches in diameter and is designed for specific rotation patterns matched to Armstrong and Allied Air equipment

Safety Verified: UL-recognized construction maintains the system's original safety certifications and factory performance curves

Designed with a 1/2-inch sweat connection

this is a 24VAC universal control that works with most standard 5-heat/2-cool HVAC systems

you need direct OEM replacement parts that drop in without the need for field modifications

Sporlan 278397-081 Valve 326058-757 The R45582-001 measures 18 inchesThe Sporlan 278397 081, also identified by model QL171R 08 08, is a high performance 1 2" ODF service valve designed for demanding air conditioning and refrigeration applications. Engineered with a robust brass body and PTFE packing, this front seating shut off valve ensures reliable leak proof performance under high pressure conditions up to 600 psig. Its primary role as a refrigerant service valve is to provide a secure maintenance point for