Patio Door
Made In The USA

Reliable. Beautiful. Clearly Superior. 

Choose from industry-leading features that offer the benefits you care about:  energy savings, appealing design and quality construction.

In the News. Making Headlines. Silent Guard.

When sound control is needed, the Silent Guard Window offers advanced noise control performance for the majority of annoying sounds that routinely affect us all. From loud lawn mowers to barking dogs, the STC 34 rated Silent Guard is designed to control these most common nuisances. Available on the Series 3900.

WeatherLok Options

Proud of our Products. 
Proud of our People.

Watch this video for a tour of our world class manufacturing facility in action.

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