Vinyl Windows and Doors Manufactured by Pella Corporation 
Double-Hung Window - East Region
Detailed Product Description

Frame
•	Overall frame depth is [3-1/4" replacement frame with optional sill adapter and head expander] [3-1/4" new construction frame with [integral fin].
•	Frame members are extruded, rigid uPVC [with optional foam insulation1].
•	Frame members are mitered and heat-fused to provide a fully welded corner assembly. 
Sash
•	Sash members are extruded, rigid uPVC [with optional foam insulation1].
•	Sash members are mitered and heat-fused to provide a fully welded corner assembly. 
•	Includes an integral extruded sash lift.
Weather Stripping
•	Frame and sash is weatherstripped around the perimeter with a fin-type, pile weatherstripping.
Glazing System2
•	Quality float glass complying with ASTM C1036.
•	Exterior face-glazed 3/4" sealed insulating glass.  
•	[[Annealed] [tempered]] [Clear] [[Advanced] [SunDefense™] [SunDefense+] [NaturalSun] [NaturalSun+] Low-E [with argon]] [obscure] [bronze, Advanced] Low-E [with argon]].
Interior/Exterior
•	All window frame members have an integral color extruded throughout the profiles.
•	All exposed PVC surfaces are smooth, glossy and uniform in appearance.
•	Color: [White] [Almond] [Fossil].
Hardware
•	Constant force balances connected to sash with stainless steel spring and concealed within the frame
•	Upper and lower sashes are fully operable for ventilation.
•	All fasteners are corrosion-resistant material compatible with uPVC.
•	Locks are factory-installed, zinc die cast, self-aligning, cam action locks located on the checkrail.
•	Two sash locks are installed on units with 29-1/2" or greater frame width.
•	Tilt latches are factory installed, zinc die cast and are located on the checkrail of the lower sash and the top rail of the upper sash. 
•	Factory pre-finished to match interior. 
Screens
•	Full-size with black vinyl coated 18  / 14 mesh fiberglass screen cloth complying with ASTM D 3656 and SMA 1201.
•	Set in aluminum frame and fitted to exterior of window.
•	Screens for windows with frame width >39" or frame height > 53-1/2" have a screen spreader bar. 
Optional Products
•	Primed wood jamb extensions available on 2-1/8” wall depth frame for [4-9/16”] [6-9/16”] wall depth.
•	Grilles-Between-the-Glass
•	Insulating glass contains [3/4"] contoured aluminum grilles permanently installed between two panes of glass.
•	Grilles match color of frame.
•	Optional limited opening hardware for field installation available for vent units in extruded vinyl, color to match the unit; nominal 3-3/4" opening.
•	Optional window opening control device available for factory or field installation. Device allows window to open less than 4” with normal operation, with a release mechanism that allows the sash to open completely. Complies with ASTM F2090-10.

(1) Foam insulation inserts are not available with clear glazing.
(2) SunDefense+ and NaturalSun+ are only available with argon fill and are not available for obscure glass.