LARSON comfortSEAL Double Strength Aluminum White Window (Rough Opening: 36.25-in x 52.875-in; Actual: 36.25-in x 52.875-in)

Creating a more comfortable, quieter room is easy with the addition of LARSON® comfortSEAL™ insulating storm windows. comfortSEAL™ attaches over your existing window and mounts inside the window jamb to seal the opening. Adding a comfortSEAL™ insulating storm window inside your home reduces outside noise and blocks drafts to increase energy efficiency and regulate the temperature in any room. Installs inside the window jamb over existing windows for instant draft and sound reduction Proven to reduce outside noise by up to 50% and air leakage up to 75% by independent lab testing Ultimate design features unique top hinge to allow for easy access and cleaning between windows year round Single-hung sash is balanced for use over single-hung and double-hung exterior windows that move up and down Installs in ten minutes with a few screws at the top track and bottom stops year round Requires 1-1/2 inch depth inside the window jamb for proper installation The Attachment Energy Rating Council certifies this product’...