Standard Replacement Size: These 20 x 64 entry door glass inserts and frames feature an outer frame measuring 21 3/4 x 65 3/4 with 20 x 64 glass panel, designed to fit most entry doors with 1-3/4 thickness for easy replacement Comprehensive Kit: Included in the package is an 15 lite insulated Low-E glass panel which is double glazing, 1 molded plastic frame, 1 pack of specially designed screws, and screw caps. The outer frame comes with factory-applied airtight and watertight seals, with the frame pre-bonded to the glass for added convenience. Note: do not scratch the edge seal during installation. A break in the seal will let moisture in, leading to internal fogging when temperatures vary Quick and Easy Installation: replacing existing door glass inserts of the same size typically takes less than an hour and requires only common tools; For results, it's recommended to have two people work on the project Quick Style Upgrade: give your front door a fresh, updated look in no time by swapping out outdated or broken glass—no special skills or complex tools required Helpful Tips: for installations, a 21 x 65 door opening is recommended; The straightforward installation process, along with detailed instructions included in the package, allows you to complete the project with ease Color White Brand Name Pushglossy Style Name 15 Lite Item Weight 43.1 Pounds Manufacturer Pushglossy Material Type Glass, Plastic Required Assembly No Included Components 1 x Door glass insert