Visions Windows and Doors offers its 3000 premium all-vinyl windows. Standard glazing on the windows is 3/4 in. insulated glass with a Real Warm Edge Spacer system. Zo-e-shield 5 and Zo-e-shield 6 are available on the windows for the ultimate in energy efficiency. Other advanced glazing options include Low E2, Sun240 Low E2, EasyCare Low E2, bronze and gray tinted, tempered or obscure glass.