Another pinner said: I wish I had seen this years ago!! Tape before caulking. Smooth out with finger. Then peel off the tape immediately, before it dries. - Click image to find more Home Decor Pinterest pins
How to Clean Window Tracks: white vinegar and baking soda (or hydrogen peroxide!) 30 Q-tips toothbrush hot water paper towels Sprinkle baking soda into the corners, then pour in some vinegar. The baking soda will begin to bubble and loosen up the cruddy stuff. When the bubbling calms down, begin to make circle motions with a Q-tip, then go back into the corners and sweep the muck towards the middle. Pour warm water from the corner to the center. Use your paper towels to wipe everything dry.