This ranch window is constructed of energy-efficient vinyl that won't warp, peel, or corrode and provides years of trouble-free operation and performance. This is a versatile window that can be installed as a hopper, an awning, or a casement window. Plus, its fusion-welded frame and sash corners help prevent against water leakage. The operating system features concealed, adjustable hinges and lever handle sash locks that, combined with the unique double-contact weather strip, create a weathertight, secure window you can enjoy for years to come.