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Pella® Reserve™ – Traditional Wood Angle-Top Window

Exquisitely designed wood and aluminum-clad wood angle-top windows feature unparalleled historical detailing. Pella Reserve – Traditional windows deliver the authentic look of true divided light and deliberate proportions. Fixed or non-operable, these windows add architectural interest and fill your space with natural light.

  • Triple-pane and impact-resistant glass designs available for enhanced energy efficiency and noise reduction.
  • Putty profile created with historically accurate angles for the industry’s deepest sash dimension that resembles historic window designs.
  • Available in more than two dozen shapes with beautiful wood or exceptionally durable extruded aluminum-clad exteriors for long-lasting beauty.

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Reserve - Traditional Angle-Top Window Features

    • Historic Architectural Integrity

      • Best Limited Lifetime Warranty For Wood Windows19

        • Custom-Created for Your Project

        Design Options

        Pella Reserve products offers exquisite wood types to enhance your home's design. And, we stand behind them with a limited lifetime warranty. See written Limited Warranty for details, including exceptions and limitations.

        Materials

          • pine wood

            Pine

            • unfinished mahogany corner section of a window

              Unfinished Mahogany

              • douglas fir wood window material

                Douglas Fir

              Materials

              Pella's EnduraGuard® wood protection formula has three active ingredients. This powerful combination, together with our immersion-treatment method, helps ensure strong protection on every exterior wood surface of our products. The result is advanced protection against the effects of moisture, decay and stains from mold and mildew.

              Downloads & Specifications

              Design & Performance
              Specifications
              2D Cross Section
              3D & BIM
              Sell Sheets
              • Large cut out background illustration of an angle-top window
              • reserve contemporary casement window cross section

              Reserve - Traditional Angle-Top Window Specs & Install Details

              • Uncompromised attention to detail with some of the narrowest sightlines in the industry
              • Discrete finger pull used for opening and closing the window and innovative contemporary hinged screen
              • Performance rating of R 50 and STC of 28-33
              • Available in sizes up to 41” x 96” in 1/8” increments
              • Installation options include Fold-out Fin, Block Frame, and EnduraClad Exterior Trim/Brickmould
              Frame
              • Overall frame depth is 5" (127mm) for a wall depth of 3-11/16" (94mm).
              • Optional factory-applied jamb extensions available between 3-13/16" (97mm) and 9-3/16" (233mm).
              • Optional factory-installed fold-out installation fins with flexible fin corners.
              • Optional factory-applied EnduraClad® exterior trim.
              Sash
              • Exterior surfaces are clad with extruded aluminum butt-jointed at all corners of the sash with through-stile construction and sealed.
              • Corners mortised and tenoned, glued and secured with metal fasteners.
              • Sash thickness is 1-13/16" (46mm) for 11/16" or 2-1/8" (54mm) for 1" glazing.
              • Sash exterior profile is square, interior profile is square.
              Glazing System
              • Quality float glass complying with ASTM C 1036.
              • Silicone-glazed dual-pane 11/16" dual-seal insulating glass, 
              • Silicone-glazed dual-pane 1" dual-seal tempered spandrel glass
              • Silicone-glazed dual-pane 11/16" dual-seal non-impact laminated glass
              • Silicone-glazed 1" triple-pane, dual-seal insulating glass
              Angled Shapes - Fixed
              • Frame cannot exceed 96" in both directions. 
              • Minimum angle between adjoining members is 20°, and maximum angle is < 160°. 
              • Maximum frame < 54.5 ft2 (based on rectangular unit).
              Angled Shapes - Roto Operator
              • Maximum frame area equals 19.5 ft2 (based on rectangular unit). Not all units meet egress requirements.
              • Frame width cannot exceed hinge jamb height. Hinge Side Height ≥ Frame Width÷2955 x Frame Area + 18.175" * Calculate Frame Area as if unit was a rectangle. = Frame Height x Frame Width)
              • Unit must be hinged off short jamb, if angle height (Y) divided by angle width (W) is greater than 0.364.  Unit is not valid if angle height (Y) is greater than angle width (X). 
              • Short Side (S1) must be less than overall height.
              woman sitting on a window seat with three double-hung reserve windows surrounding her

              Pella® Reserve™

              Achieve your unique vision without concessions with meticulously designed Pella Reserve windows. Our wood and aluminum-clad wood windows bring your vision to life through authentic traditional and contemporary designs with uncompromised attention to detail.

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