Do Cat Doors Let In Cold Air? 7 Energy Efficient Picks for 2026
Do cat doors let in cold air? In most cases, yes — a standard single-flap cat door is one of the leakiest openings in an exterior wall, letting drafts pour in around the frame, through the flap seam, and straight down the hallway toward your thermostat. The good news is that a properly insulated, magnetically … Read more