New windows and doors are the best way to increase the value, appearance and comfort of your home. During the winter, old and drafty windows can leak heat and block sunlight - meaning you burn more fuel and pay higher utility costs. In the summer, substandard windows allow cool air to escape and fail to reflect outdoor heat. Today's windows and doors are a lot more energy-efficient than those of 10 years ago. Upgrade your home with a new window installation New energy-efficient windows contain multiple glass layers and special glass coatings that reflect ultraviolet and sunlight rays without dimming the view. Extra insulation is created by special gases which are injected between the glass panes. Furthermore, innovative design and special framing materials provide extra efficiency gains. Here at PGB Construction we also repair with care. Window repair is a easy and inexpensive way to cut the drafts out. New windows in Natick. Window repair in Natick.