Should You Oversize a Mini Split for a Drafty Old House?

Clean, modernized interior of an old home featuring a wall-mounted mini split system, illustrating the best mini split for old house comfort and energy efficiency.

We walked into a 1912 farmhouse in Lancaster County, Pennsylvania, last fall and found a one-week-old Mitsubishi head unit already short-cycling every four minutes. The homeowner had written an eleven-thousand-dollar check for a system that left her upstairs cold and damp at the same time. Her contractor was competent — he just used modern sizing … Read more