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Atrium-450 Series

Call for Additional Sizes and Prices. Starting $169.53


Product Description


  • Beautiful, true brick mould exterior frame perimeter
  • Both sashes tilt in for easy cleaning
  • Pre-punched nail fin makes installation easy
  • Integrated J-channel (Series 460 available without J-channel)
  • Half screen
  • DP 35 (size tested 36″ x 74″; DP 50 optional)
  • Limited lifetime warranty
Low-E Glass

Low-E glass is coated with a microscopic layer of silver that reflects radiant solar energy while permitting visible light to pass through the glass, providing more comfort and lower energy costs.


Low-E Glass + Argon Gas

Argon gas works like an insulating blanket between two panes of glass to further improve thermal eciency and decrease outside sound levels.
Ultra Low-E Glass + Argon Gas
Choose our ultimate glass package for optimal energy efficiency and maximum cost savings. Ultra Low-E glass offers three invisible layers of silver coating in addition to the superior thermal performance of argon gas.
  • Low-E Glass
  • Low-E Glass + Argon Gas
  • Ultra Low-E Glass + Argon Gas (May be required for Energy Star rating)
  • Dual push-button night vents for secure ventilation
  • 5⁄8″ or 3⁄4″ flat, 5⁄8″ or 1″ contoured, 1-1⁄8″ simulated divided lite (SDL), 5⁄8″ contoured valance grids available
  • 3 1⁄4″ flat casing with bull nose
  • Factory mulling of twins, triples and architectural shapes
  • Paintable or stainable wood jamb extensions (4 9⁄16″ and 6 9⁄16″)
  • Brass or brushed nickel locks
  • Charcoal aluminum mesh screen*
  • Window Opening Control Device (WOCD) to prevent falling from a window (factory applied)
  • Custom sizes available
Screens are not meant to restrain a child from falling through an open window.


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