A clean, uncluttered look,with built-in details make our casement and awning windows superior in every way.We utilize the latest technology so we may provide you a complete line of fully accessorized windows that can be easily customized to your exact needs. Like all Ostaco windows, the profiles are made from a virgin, lead-free u-PVC powder that resists the effects of the most adverse conditions.The profiles are available in as many as 23 different colours and all of the profiles are capable of accepting steel reinforcing as may be dictated by style or size of window.

*Ostaco also offers "custom" colours for all of your windows & doors.

Why are our windows better
Casement Features - All Models

1. Multi-chambered design adds insulation, sound abatement and strength.
2. Provision to add windbreak to cut down on air infiltration.
3. Groove for screen installation is inside the home.
4. Ventilated glass chamber helps prevent condensation.
5. Accommodates a broad range of glass types and thicknesses including double and triple panes, highly energy efficient units or decorative glass.
6. Heavy-duty,multi-point locking system is standard to help secure your home.
7. Fusion-welded sash and frame corners prevent leaks, add strength and keep the window square.
8. Snap-in glazing bead makes it easy to replace glass from inside your home.
9. Internal screw boxes and extra walls ensure sturdy hardware attachment.
10. The triple weather-stripping system provides a higher level of resistance to air and water infiltration.
11. Steel reinforcement available for larger size windows.
12. The triple weather-stripping system provides a higher level of resistance to air and water infiltration.
13. The triple weather-stripping system provides a higher level of resistance to air and water infiltration.
14. Interior groove to allow for the addition of mouldings such as 3/4" drywall return or all u-PVC jamb extension.
15. Provision for installation brackets.

Casement/Awnings ? Core? Series

All of the same features as our 4000 Series windows.
Superior windows, manufactured for all your renovation & new contstruction needs

Facts
Performance chart by USWADA