ProVia Endure Series 602 two-lite horizontal sliding window, 46 inches wide by 46 inches tall. White vinyl frame. One fixed panel and one sliding panel configuration. ComforTech DLA-UV-HC glazing with double-pane Low-E hard coat glass and argon gas fill. NFRC energy performance ratings: U-Factor 0.23, SHGC 0.19, Visible Transmittance 0.44, Air Infiltration ≤0.3, Condensation Resistance 49, DP Rating LC-PG25. Energy Star and WDMA Hallmark certified. Screen included. New and unused with original labels still attached. Product ID: 14812117.004. Great for bedrooms, bathrooms, or standard-size openings.