1-Lite Clear Rectangular Glass 1/2 Insert, Tan Frame

Insulated Glass Inserts

RSL’s insulated glass inserts are designed for lasting performance and energy efficiency. Featuring maintenance-free frames that can be stained or painted, with or without a primer, they offer customizable style for any home. Each insert is personally inspected to guarantee consistent quality, with the RSL name proudly displayed on the glass, frame, and spacer bar.

All RSL decorative and clear glass inserts use safety-tempered glass for strength and are thermally sealed to conserve energy. Equipped with Low-E Glass, these inserts reduce heating and cooling costs by 25-35% (U.S. Green Building Council). In the summer, they minimize solar heat, and in the winter, they reduce heat loss while allowing beneficial solar energy to enter your home. RSL doorglass exceeds national building code standards for thermal performance in both steel and fiberglass doors, ensuring superior energy savings and comfort year-round.