With WeatherLok, Options Abound

Whether it's decorative accents, grids, or hardware, WeatherLok has the options you want to make your house the home you want it to be.

Color Options

All WeatherLok Windows and Doors come standard in white, almond, interior and exterior laminates and 9 painted exterior colors* are also available on the Series 3900, 3201 and patio doors.

*ONLY use mild, water based household cleaners on painted products and rinse immediately with water. See full cleaning instructions for details.

Hardware Options

  • Beautiful brass, brushed nickel, dark chocolate, cherry, almond locks (available on Series 3900 double hungs, sliders and picture windows only)
  • Double-strength glass
  • Lifetime glass breakage warranty

Grid Options

You can accent the beauty of your WeatherLok windows and doors with any of the following custom enhancement options:

  • Optional 3/4" or 5/8" wide decorative flat grids or 5/8" or 1" wide contoured grids are available that fit between the glass panels and never require cleaning or maintenance.
  • You can also specify 1 1/8" Simulated Divided Lite grids (SDL) for the replacement Series 3900 Double Hung/Slider windows, Series 3500 Double Hung/Slider windows and Series 700/705 Casement/Awning windows, as well as the new construction Series 450/455/460 Double Hung, Series 451 Slider, Series 750/755 Casement/Awning window, and 312/332 Patio Doors. These grids are applied to both the interior and exterior of the glass for a more traditional appearance.

InsulKor™ Technology

InsulKor technology is a system of sash and frame enhancements that dramatically improves the performance of the Series 3900 double hung window.

Advanced Series 3900 Features

  1. Optional InsulKor multi-cavity foam-filled frame injections
  2. Super Spacer® nXt™ sealant system (standard with Series 3900 triple-pane glass options, and optional on Series 3900 double-pane windows)
  3. Triple-pane, R-5 compliant glass

Patio Doors - Blinds Between the Glass

Available with the 312 and 332 patio doors in 6068 white, interior and exterior laminates and painted colors.*.

Advantages of a sliding patio door with blinds between the glass:

Easy to raise, lower and tilt blinds

Controls light and privacy

Never needs dusting and is safe for pets and children


*Blinds, operators, and glass panels available in white only. Painted colors only available with 5/8" contoured and SDL grid.

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Proud of our People.

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