New York City Local Law 97
Do you own or manage a curtain wall building in NYC? Click on the image above to learn everything you need to know about how a curtain wall retrofit can help you meet the demands of Local Law 97!
Thinking About Replacement Windows?
STOP! Thermolite windows install on the interior to reduce the noise infiltration, provide a security barrier and increase energy efficiency of existing windows.
Energy Savings
Thermolite Window System offer a lower investment and faster returns than traditional windows. We also have financing available.
Energy Efficiency
Minimize disruptive window projects by installing from the inside of the building and transform your existing glass system into a high efficiency window.
Energy Integrity
Since Thermolite Window Systems install on the inside of building, your building’s historic integrity is maintained and the exterior glass façade is integrated into our system.
Energy Security
Thermolite blast windows eliminate the need for structural reinforcing while maintaining best-in-class energy performance.


Thermolite Window Systems often provide an immediate ROI when energy savings and capital cost reduction is required.


We install discreetly on the interior of the building and can provide off hours installation if necessary.


Since our product is installed on the inside of your building, your building’s architectural beauty, integrity and historic credit will be maintained.


Thermolite Window Systems provide patented protection against bomb blast, hurricane winds and spying through its signal defense technology.

Thermolite Case Studies

Thermolite’s Window Systems have a proven track record of high ROI through improving energy performance, blast mitigation, hurricane protection and sound control in a variety of government, historical, and commercial buildings.

Industries We Serve

Schools & Universities

With shrinking budgets and increasing demands, educational institutions face constant pressure to do more with less. The Thermolite Window System is d

Health Care Facilities

The energy costs for hospitals and medical buildings can be a large portion of monthly expenses–but upgrading the HVAC systems or replacing the window

Hospitality Industries

Every day, you have rooms to fill and spend money heating and cooling rooms–regardless if they’re filled. The cost of replacing older, inefficient win

Office Buildings

Office building owners rarely consider a window replacements a good investment simply because of the high cost. Not only are modern, insulated glass w
Fort Sill

Military Installations

The Thermolite Window System is the perfect solution to energy security for military installations; we possess both GSA and DOD bomb blast requirement
Thermolite FTC Building

Government Buildings

The cost of heating and cooling older and outdated buildings continues to be a struggle for cities all over the United States. However, city, county a
Thermolite Bank Window Systems


With the growing concern of blast mitigation and identity theft in the financial industry, many banks are looking for ways to prevent intrusions while
Sidney Yates Building in Washington DC

Historical Buildings

Historic buildings often evoke a strong sense of nostalgia with a community or organization, but the old windows in the buildings can be a major sourc

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