It’s that time of year when temperatures swing from one extreme to another, wreaking havoc on your thermostat and heating bills. Ted Kuenz, with Renewal by Andersen, explains how their windows are made for the extreme temperature swings in Colorado. Call today and buy a window or patio door and get the second 40% off. That’s with zero money down, zero payments and zero interest for a full year. Prices will go up Feb. 1, so act NOW!