-19 F tonight, whos runnin their heat pumps?

-34 F dewpoint. -44 F windchill.Heat pumps running ok?Bonus question, does having oversized systems help when it gets this cold, or is the capacity drop of any sized unit past… -34 F dewpoint. -44 F windchill.Heat pumps running ok?Bonus question, does having oversized systems help when it gets this cold, or is the capacity drop of any sized unit past…Read MoreGreenBuildingAdvisor