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Summit Casement & Awning Windows '

Casement and Awning windows are the best choice when you are looking for the highest energy efficiency available. A combination of standard and optional features such as dual compression bulb seals, heavy duty stainless steel hinges and multi-point locks ensure a weather-tight seal every time. Add in the additional benefits of interior mounted screens, large openings for ventilation on side hinged casements, and top-hinged awning windows that deflect rain even when open, gives you an unbeatable combination of performance and value.

Each Thermoproof Casement/Awning Window includes:

  • Non-corrosive hardware
  • Your choice of Cam Handle or Crank Hardware
  • Egress hinges in each casement window
  • 4 bar heavy duty hinges

Most Popular Designs:

Thermoproof, positive.

  • If I require further window services I will use Thermoproof. I am a happy customer & appreciate excellent service.

  • We love that you build your product locally and that you back it with exceptional service, and accordingly we will absolutely recommend Thermoproof to anyone asking about windows.