4 Your front door is your home’s first line of defense against the elements — it should protect against water infiltration, help improve your home’s energy efficiency, and provide unparalleled durability that lasts generations. PERFORM Frameless Flush-Glazed Glass Intentional design for exceptional performance — sleek flush-glazed glass provides increased protection against air and water infiltration.¹ Ball-Bearing Hinges Choose a door that will last generations — Therma-Tru® ball-bearing hinges have been slam-tested to sustain more than 150 years of hellos and goodbyes.² Weatherstripping Two points of contact provide a continuous, form-fitting barrier for extra protection against leaks. Pressure-Injected Foam Core Our fiberglass doors feature a pressure-injected foam interior, providing 4X the insulation of a wood door³, helping enhance your home’s energy efficiency. Sill, Sweep & Corner Pads A tight seal is formed when the door is closed, offering elevated protection against water infiltration. Sill Pan Stop water infiltration in its tracks with an added layer of defense for your home’s subfloor. ¹Comparison of U-factor values of a flush-glazed full-lite door and a Lip-lite full-lite door, both with Low-E glass. ²Comparison of R-values of fiberglass to wood doors (both without glass). ³ Comparison of pendulum impact test results for Therma-Tru composite door frame and standard finger-jointed Pine wood door frame, both with similar pre-hung doors. LIMITED WARRANTY LIFETIME We've designed the only door you'll ever need.TM Proven to perform, protect and preserve. A Therma-Tru® complete door system is the culmination of more than 60 years of expertise in material science, engineering and manufacturing. We design on-trend entryways and test them against extreme environmental conditions — far beyond industry standards — to ensure maximum durability and safety. And we back our systems with comprehensive, industry-leading warranties.
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