REDI2SET Ice Glass 40-1/4-in x 36-3/4-in Frameless Replacement Vented Glass Block Window

Ice Glass 40-1/4-in x 36-3/4-in Frameless Replacement Vented Glass Block Window. REDI2SET glass block windows are the ideal basement replacement window; they also make great windows for bathrooms, garages, kitchens and entryways. Made of 100% real glass, this REDI2SET glass block window comes as a 2 panel kit for easy assembly and installation. Thick break-resistant glass enhances home security. Soft, textured ice glass pattern lets in light and affords a high degree of privacy. Provides improved energy efficiency over old single-pane basement windows. Efficient sound barrier reduces noise from outside and helps keep homes quiet. Assembled in the USA by 1 of America's oldest glass block companies. Easy to maintain vinyl hopper style Fresh-Air vent won't peel, rot or rust; it features an easy to replace screen that keeps insects out. Rough openings should be 0.5-in to 2-in larger than the actual window size