Lang Exterior Blog

We Manufacture the Products We Sell

The Lang Exterior, Inc.™ Guide to Windows

Windows by Lang Exterior, Inc.™ Awning Windows hinge from the top and crank outward. Bay Windows project outward and can have double hung or casement windows on the ends with … Continue reading

April 1, 2014

R5 Super Series

We make Being Eco-Friendly Easy The largest source of heat loss in a consumer’s home could be greatly improved upon when purchasing an R5 window. It may be possible to … Continue reading

March 15, 2012