Heat Pump Efficiency Drops Below 35 Degrees; Repair or Replace Decision Thresholds
https://precisionhvacrepair-residential-sac-near-river-view-park2907.hexaforgey.com/posts/load-calculation-procedures-extend-furnace-lifespan-beyond-15-years-through-accurate-sizing
Heat pumps lose meaningful efficiency when outdoor temperatures fall below 35°F, signaling a critical repair-versus-replace threshold for Sacramento homeowners