Pella 250 Series 35-1/2-in x 47-1/2-in White Exterior White Interior Vinyl New Construction Double Pane Glass Low-E Argon Double Hung Window (Full Screen Included)

Pella® 250 Series vinyl double-hung windows are a secure double-hung window and feature a unique tamper prevention system and multichambered frames for more peace of mind

Dual-pane NaturalSun Low-E insulating glass with Argon delivers excellent insulation from the heat in the summer, while allowing the sun's heat to flow in and warm your home in the winter

Top and bottom sash open for ventilation and tilt in for easy cleaning

Pella’s vinyl uses a fade-resistant formula that is performance-tested for excellent weathering, durability and color retention

A cam-action lock is made of metal and provides long-lasting performance

Pella's exclusive weather-repel system provides three points of protection — including a sloped sill and sill interlock, a design that channels water away from the window and triple weatherstripping

A unique tamper prevention system with interlocking checkrail, steel hardware reinforcement and a unique anti-jar sill helps protect from intruders

Nail Fin installation makes for easy instillation in new construction applications

Backed by Pella’s limited lifetime warranty, one of the strongest warranties in the industry