Andersen FWG611 Interlock Weatherstrip Set in Gray Unit Number_3072 Glass provides outstanding performance for

Glass provides outstanding performance for climates where both heating and cooling costs are a concern

Works with 400 Series Tilt-Wash Double-Hung windows manufactured from 1992 to Present

Andersen TW3846 (Upper Sash) White Exterior and Natural Pine Interior High Performance LowE4 Finelight Glass (1992 to May 2010) Works with 400 Series Tilt-Wash Double-Hung Windows manufactured from 1992 to May 24

Andersen 244GW5036 - 200 Series Gliding Window (Active) Sash - White Color - Low-E Glass

Andersen FWG611 Interlock Weatherstrip Set in Gray Unit Number_3072 Glass provides outstanding performance forAndersen FWG611 Interlock Weatherstrip Set Gray Color Works with these Frenchwood Gliding Patio Doors: FWG50611, FWG60611, FWG80611, FWG100611, FWG120611, FWG160611 manufactured from 1987 to Present. Works with these Narroline Gliding Patio Doors: NLGD50611, NLGD60611, NLGD80611, NLGD100611, NLGD120611, NLGD160611 manufactured from 2002 to Present. Set includes two pieces of weatherstrip that screw to the sides of the operating and stationary panels