Pella 150 Series New Construction 31 1 2 in x 53 1 2 in White Vinyl Low e Argon Double Hung Window with Grids, Full Screen Included Framing Hammer Internal locking system keeps contents Internal locking system keeps contents secure (2 keys provided) 32 Condition New Battery Charger Tool Only Included Second Handle Included Power Tool Features Keyless Chuck Pella's vinyl also features an all metal cam action lock design for long lasting operation ) 42 Common Size (W x H) 32 in x 54 in Actual Size (W x H) 31 1 2 in x 53 1 2 in Grid Width 3 4 in Features Argon Gas Insulated Yes Lock Type Cam Balance System Constant force Clear Opening Sq Ft 3