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Wood Windows--Single Units

Pella Corp.

Architect Series® Stationary Unit--42 in. x 21 in.

ebuild Ref. No. CM4221-ASWCHCM
Retail Price Information
List Price Notice

Where prices are shown, they are based on the best information available to ebuild and generally refer to manufacturer's suggested retail prices. They should be used for reference only. In some instances, the list price refers to the lowest-cost version of an item that may be available in a variety of colors, finishes, sizes -- or upgraded features. Check with local distributors for actual prices.

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Features and Benefits

  • Natural wood interior may be painted or stained to match decor
  • Hassle-Free™ Aluminum-Clad exterior is beautifully durable, resists fading, chalking and corrosion to stay looking great for years to come
  • Primed wood exterior is ready for painting
  • Wide variety of energy-efficient double-pane glazing options provide superior performance in hot and cold climates
  • Beautiful and built to last, Pella Windows feature interlocking wood joints, weather-impervious glue, hardware built into the sash and frame for added strength and durability and treated wood to help resist rotting
  • The Architectural Series® features the patented technology that recreates the charm of true divided light, yet adds a new dimension of energy efficiency & performance
  • Muntin bars (grilles) are permanently bonded to the interior and exterior surfaces of insulating glass
  • Three standard muntin bar patterns—Prairie Style, 9-lite Prairie Style and Traditional Style
  • Custom muntin patterns also available
  • Hassle-Free™ Aluminum-Clad exterior is beautifully durable, resists fading, chalking and corrosion to stay looking great for years to come
  • EnduraClad® multi-stage finish system

Product Specifications

Manufacturer Model No. CM4221-ASWCHCM
Window Format Fixed
Shape Half-round
Overall Width 42 in.
Overall Height 21 in.
Rough Opening Width 42 3/4 in.
Rough Opening Height 22 7/8 in.
Masonry Opening Width 44 7/8 in.
Masonry Opening Height 23 7/8 in.
U-Value 0.5
Jamb Depth 3 11/16 in.
Wood Species Pine
Standard Glazing Double--clear
Special Glazing Options
  • Double--impact resistant
  • Double--laminated clear
  • Double--laminated tinted
  • Double--Low-E
  • Double--Low-E/gas fill
  • Double--spectrally selective
  • Double--tinted
Divided Lite Options
  • Fixed grilles
  • Removable grilles
Exterior Color
  • Primed
  • Unfinished
Weatherstripping Dual weatherstripping
Meets Standards
  • WDMA I.S. 4
  • ASTM C 1036
Additional Parts Required/Recommended
  • jamb extension