this is a 3-way mixing valve designed to take two inlet flows and mix them into a single outlet

this furnace control board ensures seamless integration with existing 24V wiring harnesses and HVAC sensors

it is designed to fit the mechanical footprint of the original assembly

this VG7000 series assembly uses an exposed yoke design to protect the actuator from heat transfer

Designed as a direct supersession for AP13447-3

Lochinvar & A.O. Smith 100145019 Air Fan 322056-301 this is a 3-way mixingThe Lochinvar 100145019 Combustion Air Fan is a critical replacement component designed for high efficiency hydronic boilers and volume water heaters. Engineered for precise pre mix combustion air delivery, this centrifugal blower assembly ensures optimal air to fuel ratios across various firing rates. Originally sourced under part numbers such as Lochinvar FAN3032, it is compatible with select Knight XL and Copper Fin II models, as well as A. O.