Radius Shaped windows are non-opening windows.Radius Shaped windows can be installed on their own or in combination with another window profile. Panes USDA organic polyurethane foam can be injected into the Radius Shaped window frame to increase the Energy Rating of the window.  NRG SERIESNRG SERIES FOAMSpecifications7/8" Dual or 1 3/8" Triple pane glass with warm edge spacer technologyFoam-injected frame and sash optionCanadian made premium UPVC vinyl3 1/4" frameStandard Push-down screenScissor arm operator;Triple weather sealsDual Multi-Point lockPremium Hardware with elegant folding handlePrecision mitred, fusion welded cornersHidden drainageA wide variety of standard and custom colours

Vinyl Windows | #12 - Radius Shapes