Designed to conserve energy with high durability and low maintenance, the Presidential Series vinyl windows make an excellent choice when replacing the windows in your home.

In warm climates, energy – efficient, dual-pane windows with low-e coatings can cut cooling costs by 38% and Lone Star Windows are Energy Star Qualified in all 50 states.

In 2008, the Remodeling Cost vs. Value Report documented the national average job cost for vinyl window replacement was $10,537 with a resale value of $8,132, reflecting an 77.2% recovery on investment.

You’ve made the decision to purchase new windows for your home..Now, how do you choose which are the best for your family, your home and the environment?In addition, the National Fenestration Rating council has determined an average annual energy savings of 30% with Low E insulated vinyl replacement windows resulting in a combined return over 100% on investment in as little as 3 years.

Superior Ultraviolet Rays

SilverGuard3 provides exceptional fading protection. It blocks 95% of the sun’s damaging ultraviolet rays (a leading cause of fading), so it will help your furniture, carpets, curtains and wall coverings stay beautiful for years to come.

Grid Patterns95% Cost Savings

Windows made with Enviroseal NXT by Super SpacerTM technology help block outside and inside heat or cold from passing through the window system. By keeping heat or cold from passing through, you will use less energy to heat and cool your home. This translates to savings on your energy bills.

73% of the total sun’s energy is blocked.

95% of the sun’s damaging ultraviolet rays are blocked.

Noise Reduction

Whether it is cars whizzing by, restless neighbors next door, airplane noise or power tools blasting on a Saturday morning, EnviroSeal NXTTM by Super Spacer technology helps keep it quiet inside. That’s because the closed-cell polymer foam in Super Spacer® transmits very little sound compared to conventional metal spacers. Just another reason you’ll be more comfortable in your home.*

Mold Prevention

Condensation is a problem that looks unsightly and over time will stain wood, peel paint and rot frames. Condensation can also lead to mold growth, which has been linked to childhood asthma and an increase in general respiratory illness, allergies and outbreaks of fungal disease. EnviroSeal NXTTM by Super Spacer technology virtually eliminates condensation – and the threat of harmful mold growth around your windows.


EnviroSeal NXTTM by Super Spacer technology is a dual-seal system that is known in the industry to last up to five times longer than single-seal systems proven after meeting the challenge of the P-1 chamber, the test many engineers consider the world’s toughest. One week spent in a P-1 chamber is equivalent to one year in the field. And since EnviroSeal NXTTM by Super Spacer survives 125 plus weeks, well, you do the math…

Over 125 Years of Confidence

For years, NT Window has been setting the standard for energy-efficient windows for the residential market. Our patented, state-of-the-art sputter coating processes used to manufacturer clear difference.our glass, gives our products unmatched performance ratings. Now, NT Window has raised the bar again by introducing SilverGuard3. This high performance glass blocks even more solar gain, re- flects heat and allows the natural light to stream in without having any heavy tints to darken your home.

*Statement applies to transfer of noise through the windows only.

Exterior Colors

Exterior Colors

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