Budget Fixes for Drafty Windows

For basement and attic windows you don't need to see out of, cover the panes with a piece of foam board glued to ⅜-inch drywall. Cut pieces to fit snugly inside the frame, press the foam side against the glass, then simply pop out when you want to let in sunlight.

Shown: Dow ½-inch polyisocyanurate rigid foam sheathing, about $12.50 per 8-4-foot panel, Lowe's