C-3500 True Composite windows and patio doors deliver the high-end appearance of contemporary wood windows, with more strength and durability than typical vinyl windows. C-3500's next-generation wood composite material requires no painting and is engineered to last with little maintenance. Slimmer sight lines mean more visible glass, more light, and better views.
Contemporary luxury appearance, thanks to unobstructed sight lines and architecturally correct design
Mechanically fastened corners (no welds) offer a clean look that resembles high-end wood windows
A slimmer frame design delivers more visible glass, for more natural light and better views
Twice as rigid as vinyl, true composite material installs cleanly and resists warping and sagging over time
SunResist triple-coated Low-E insulating glass for optimal thermal performance in hotter, sunnier climates and stronger protection against interior fading due to UV rays
Features clear glass for an unobstructed view
Low maintenance, built-in color is scratch-resistant, won't flake or peel, and doesn't require painting
Insect screen included with window
Backed by a 10-Year Limited Warranty