How to Add Ductless Mini-Split AC to an Older Massachusetts House

https://kameronsynh297.wordpress.com/2026/06/04/diy-vs-professional-ac-installation-the-real-cost/

Massachusetts is full of homes built before air conditioning was standard — triple-deckers in Worcester and Lowell, Victorian multifamilies in Cambridge and Somerville, cape-style colonials across the suburbs, and historic capes on the South Shore