Astoria Pro Single Hung and Sliders Enjoy the beauty of real wood without any of the maintenance with Astoria Pro Single-hung Windows and Sliders. These windows are the perfect choice for new construction, delivering the stylish look of wood combined with the benefits of vinyl. Astoria Pro will never rot, peel, rust or need painted. The bottom sash tilts in for easy cleaning and the sloped sills ensure proper water run-off. Astoria Pro Single-hung Windows and Sliders are energy-efficient and, like all American Weather-Seal products, are designed to save homeowners money. They have insulated glass and “warm-edge” glass spacers to reduce heat and cold transfer. Choose from several styles that include two-and three-paned sliders as well as an array of standard sizes. Roundtops and special shapes are available in custom sizes. Frames and sashed have multi-cavity construction for insulation and strength FEATURES High impact, rigid, vinyl frames and sash are made with an unplasticized PVC powder blend. Single-hung sash tilts in. Slider sash lifts out. Sash and topglass lite are wet-glazed in silicone. Sash and other exposed screws are plated steel. Bottom sash has lift rail. Full-length, uninterrupted, interlocking meeting rail. Polypropylene pile weatherstripping provides resistance to air, water and dust infiltration.