Glass Energy Efficiency
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More than 80% of Therma-Tru door and glass options are ENERGY STAR® qualified and National Fenestration Rating Council (NFRC) certified, helping save money on energy costs.
Low-E glass, delivers exceptional energy efficiency.
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In cold weather, Low-E glass can help reduce the loss of heat by reflecting the heat back inside the home. |
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In warm weather, Low-E glass reflects the sun's rays off the glass, helping to keep the interior of the home cool. |
ENERGY STAR is a voluntary program that was created by the EPA and is administered by the EPA and U.S. Department of Energy. Its goal is to help reduce the energy consumption and help consumers protect the environment.
The standard for energy-efficiency is an ENERGY STAR qualification. An ENERGY STAR qualified product tells a consumer that the product they are considering helps protect the environment through superior energy efficiency.
Because of their design and construction, more than 80% of Therma-Tru entryway systems qualify for the ENERGY STAR program.
Therma-Tru doors that qualify for ENERGY STAR:
