During last summer’s internal renovation of our lake cabin, we held off replacing the windows because of the expense. This summer we decided to tackle two large window replacements in the living room. Our original windows were aluminum framed single pane glass, super inefficient! In the Texas heat, it made it very hard to cool down during 100+ days.  This is a absolutely a two person job because of the size and weight of the windows when you get both windows mulled together. Here’s the picture of the old windows. Notice how the trim was small only two inches wide and it needed replacing. We had to be careful not…