If new windows aren't in your budget, consider
installing clear plastic or storm windows over your existing glass.
By
installing a clear plastic film across the inside of your window you can use dead air as a very effective insulator and increase your home's heat efficiency.
Not exact matches
While the space originally was going to be a summer - only venue, it was so popular he enclosed it with
clear plastic and
installed heaters.
It had been built with a hole for a round window, but the
clear plastic wasn't
installed when we arrived.