Honeywell VR8300C4506 Valve R-410A whereas the RTH model utilizes

whereas the RTH model utilizes a straightway pattern

PopTop Actuator Design: Enables one-handed removal and replacement of the actuator head

using the genuine Lennox 83L83 is required to maintain the specific safety certifications and operational parameters of the furnace

maintaining the integrity of the original safety string

making it suitable for high-temperature hydronic cycles and standard low-pressure steam environments

Honeywell VR8300C4506 Valve R-410A whereas the RTH model utilizesThe Honeywell VR8300C4506 is a high capacity dual automatic combination gas valve designed for 24 Vac gas fired standing pilot appliances. This step opening control is engineered to manage natural gas flow in systems with capacities ranging from 30,000 BTU up to 290,000 BTU at a 1 inch pressure drop. It features a 3. 5" water column full rate setting with a 0. 9" w. c. step, providing a smooth transition to full burner ignition and reducing mechanical