A homeowner needs a new air conditioner. The existing system uses R-410A. Your distributor has R-454B and R-32 equipment on the floor, but there may also be older R-410A inventory available. What…
If you’ve been in the HVAC industry long enough, you’ve heard it all: Traditionally, the only way to figure out what’s really happening is to roll a truck, show up on-site, and…