E glass allows light to pass through while keeping heat from passing through. Eliminating heat lose in the winter and keeping heat out in the summer.
Cut your energy costs by 30% or more when you weather strip and calk to eliminate drafts when adding new window and doors. Think of each step as being part of a puzzle with each part needed to complete the picture.
Gas filled windows, usually argon filled,in addition to E-glass reduce heat exchange even more.
Door windows can be made in the same way for even greater savings.
When you have an attached garage it is important to have an insulated weather sealed garage door and that any windows and small walk through doors be weather sealed and insulated also.
Every step you take will quickly pay for itself and continue to pay you back for many years to come.
Small changes added together become big savings when you add 5% for this and 10% for that and it will help winter and summer. By stopping the flow of heat in during the summer months or out during winter months.
When replacing your older window with a new energy efficient one make sure to fill the space previously occupied by window weights with insulation and to fill any cracks or gaps with calk.
When sealing around your newly installed window always try to use a non-shrinking silicon calk.
Choose a color calk that will match your window framing for an almost invisible professionally finished look.
Be sure your windows are level and square before securing and sealing them and they will open and close easily and smoothly and the locks will engage securely.
Installing a domed rubber threshold can prevent drafts from entering under the door.
In addition to sealing thresholds you can also buy and easily install various types of door sweeps. Door sweeps are available in various sizes and stiles that install inside or under your entrance doors and outside storm doors.