Andersen TW3052 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Unit Number_CXW3 Andersen CW4 Casement Sash -

Andersen CW4 Casement Sash - High-Performance Low-E4 Glass and Finelight Grilles - White Color

This sash has an unobstructed glass size that measures 16-1/8" wide by 23-9/16" high

Andersen TW30310 (Lower Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Tempered Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Beginning in 2011 all Units with straight arm operators use the 12" arm except for CX and CXW units

Note: Replace both upper and lower (right side) jamb liners on 52 height units manufactured prior to1986

Andersen TW3052 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass - No Grille Grommets Unit Number_CXW3 Andersen CW4 Casement Sash -Andersen TW3052 (Upper Sash) Terratone Exterior and Natural Pine Interior High Performance LowE4 Glass No Grille Grommets This Sash has no grille grommets, any interior grilles for this window will need to have the chisel style plungers. This sash has new High Performance Low E4 glass and replaces previous versions of Low E glass. Low E4 glass showed up to 25% in savings on cooling bills and 10% on heating bills over ordinary dual pane glass. Protects