When Insulation Causes a Damp Problem Instead of Fixing One
Insulation gets blamed for damp basements, moldy attics, and musty crawlspaces more often than it deserves. The material itself does not create moisture.
Sizing a Heat Pump: Why Bigger Is the Wrong Instinct
The right size for a heat pump isn’t a number you can pull from a square-footage chart.
When Can You Turn the Heat Off in North Carolina?
North Carolina doesn’t hand out a clean shutoff date for the furnace. The state’s calmest month, May, still carries a real mix of morning heat and…
Your Heat Pump Runs All the Time, and That May Be Correct
A heat pump that runs nonstop on a cold day is usually doing exactly what it was built to do.
Insulating Existing Walls: Drill and Fill, or Wait for the Siding
Yes, but only through small holes drilled into the wall from outside, then patched.
Heat Pump Not Heating: What Is Normal and What Is Not
A heat pump that seems to have quit is usually doing exactly what it’s designed to do.
The Room Over the Garage, and Why Its Floor Is Always Cold
The floor over a garage stays cold because it works like an exterior wall laid flat: unheated space below, living space above, and often a gap where the…
Heat Pump Not Cooling in Summer: What to Check
A heat pump that blows warm or weak air in cooling mode is almost always something ordinary: the thermostat still set to heat, a clogged filter, a frozen…
Insulating a Crawlspace: Under the Floor, or Around the Walls
The floor or the walls, not both. If a crawlspace is vented and treated as part of the outdoors, insulation goes in the floor above it.
What Size Mini-Split for the Room
The short answer: measure the room’s square footage, then match it to the U.S. ENERGY STAR capacity chart below.