Core Series

Width of the overall glass unit is 1 3/8" top rating in energy efficiency.

Core Construction: Multi-chambered design adds insulation, sound abatement and strength. Provision to add windbreak to cut down on air infiltration. Groove for screen installation is inside the home. New Ostaco "inLighten" screen is available. Accommodates a broad range of glass types and thicknesses including double and triple panes, highly energy efficient units or decorative glass. Heavy-duty,multi-point locking system is standard to help secure your home. Fusion-welded sash and frame corners prevent leaks, add strength and keep the window square. Snap-in colonial glazing bead makes it easy to replace glass from inside your home. Internal screw boxes and extra walls ensure sturdy hardware attachment. The triple weather-stripping system provides a higher level of resistance to air and water infiltration. Steel reinforcement available for larger size windows. Interior groove to allow for the addition of mouldings such as 3/4" drywall return, wood jamb or all u-PVC jamb extension. A wide range of decorative grilles and energy-smart glazing options are available to give your window a custom-designed look. Provision for installation brackets. Core Casement/Awning Performance Ratings Series Core Core Plus Air Infiltration Resistance A3 A3 Water Infiltration Resistance B7 B7 Wind Load Resistance C5 C5 Forced Entry Resistance F2 F2 A3 AIR B7 WATER C3 WIND F10 FORCED ENTRY Core Series and Core Plus Series windows are Energy Star approved. Performance chart by USWADA.

Windows Brochure download   Core Series   Best suited for older homes with 2x4 construction. Our Core Series is built to fit thinner 3 ¼" wall construction. Frame  3 ¼" frame Wood Extension Options Available with a wide variety of wood extensions from pine to oak. Colour White, or exterior painted in your choice of colour. Performance Rating Energy Star approved. Glass options Standard Low E2; our latest comfort technology LowE3; or our new Low E 179c (the best ER rating in the entire world!). Options A wide range of decorative grilles and energy-smart glazing options are available to give your window a custom-designed look. Custom Fit Every Core window is custom made to fit your homes exact specifications.  It can be a rectangular window, a curved window or even a round window.