Andersen 2052 Lower Sash with Terratone Exterior and Natural Pine Interior with Low-E4 Sun Glass Category_100 Series Gliding (2009-Present) Andersen Basement Head Hinge with

Andersen Basement Head Hinge with Screws - Left HandAndersen Basement Head Hinge with Screws - Left Hand Works with Andersen Basement/Utility Windows manufactured from 1934 to 2004

Andersen TW38310 (Lower Sash) White Exterior and White Interior High Performance LowE4 Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 18210 Narroline Double Hung Upper Sash Terratone Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

Andersen 18210 Narroline Double Hung Upper Sash White Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012

These units have a single sash lock

Andersen 2052 Lower Sash with Terratone Exterior and Natural Pine Interior with Low-E4 Sun Glass Category_100 Series Gliding (2009-Present) Andersen Basement Head Hinge withAndersen 2052 Narroline Double Hung Lower Sash Terratone Exterior with Natural Interior Works with Andersen Narroline Double Hung 1968 to 2012. This sash has a Terratone Exterior with Natural Interior. This window sash has Low E Sun Glass. Low E4 Sun glass performs best in southern climates and can help reduce cooling cost by helping to block heat penetration and keep cool air in. This sash features a patented Flexacron finish. This three step process