Hinged either at the bottom or sides, these windows tilt inward and are hinged on the top to swing open into a room. Resembling inward-opening doors, hopper windows are perfect for basements, garages, and ventilation. Their distinctive sash opening allows good airflow even in rainy weather.
To see Thermal and Structural numbers for this window series please CLICK HERE to download.
All of our windows and doors are manufactured from high quality materials and are backed by a Transferable Lifetime Limited Warranty.
The progressive multi-point locking system ensures a weather-tight seal and added security by securely drawing the sash to the master frame with multiple reinforcement points.
Folding style crank handles, standard on all casement windows, minimize interference with blinds and other window treatments.
Optional WOCD latches enhance safety by limiting window openings to 4 inches, with automatic reactivation upon closing, available in White and Almond.
Our company offers five beautiful interior laminates in addition to the standard Euro-White to match any decor and style.Â
All options, besides Euro-White, are available at an additional charge.
Select areas of our product are not laminated to ensure proper operation.
Euro White (Standard)
Natural (Optional)
Winchester (Optional)
Cognac (Optional)
Melrose Cherry (Optional)
Dark Oak
Onyx Black (Optional)
OKNA Windows offers seven exterior stock color selections in addition to the standard Euro-White option to give your house a distinct look and enhance its curb appeal. You can also select custom exterior colors from a virtually unlimited selection of paints. Our paints are environmentally safe and durable, giving your exterior a vibrant and long-lasting color finish.
Exterior colors other than Euro-White must have full screen. All options, besides Euro-White, are available at an additional charge. Please contact the certified dealer in your area for pricing.
*Surcharge applied for painted screens.
Euro-white (standard)
Almond (Optional)
Sandstone (Optional*)
Terra Brown (Optional*)
COCOA (Optional)
Basic Brown (Optional*)
Bronze (Optional)
Nicol's Balck (Optional*)
Custom Colors
GBG grilles consist of aluminum bars sealed in the insulation airspace between the two panes of glass. Because the interior and exterior glass surfaces are not affected, cleaning your windows is a much easier task.
Permanent interior and exterior grid with spacer will provide a truly authentic look. Interior grids are available in Euro-White or wood laminates to match your home’s decor. External grids are available in Euro-White or colors to match product exterior.
Flat Grid
Contour Grid
SDL Grid
OKNAÂ Windows offers factory-installed half screen with heavy-duty handle. Screens are removable from the inside for convenient storage. We also offer ThruVision Screens improving view thru the window protecting interior from insects and allowing perfect ventilation.
ThruVision Plus is our fiberglass improved visibility screen. This product does for windows and doors what high-definition technology has done for television viewing; it improves the view by making it sharper and more vivid.
Industry Standard Screen
ThruVision PLUS® Screen
Manufactures
OKNA windows offer several benefits, including the fact that they are virgin vinyl windows, which tend to last longer than wooden windows. These windows also stand out for their high quality, beauty, and eco-friendliness. Window Guardians Premium choice for a reason.
ProVia offers home replacement windows to meet every homeowner’s needs and budget, from the greatest design flexibility and energy efficiency to more budget-friendly options. With any of our windows, you can be assured of the highest quality manufacturing for long-term beauty and performance.
Made from the strongest material for windows, Pella products deliver unmatched strength and lasting durability with sleek, timeless style. Tested in extremes and designed for every day, these windows and patio doors deliver proven performance.
Crystal Window & Door Systems is a certified manufacturer. The company’s state-of-the-art 215,000 sq.ft manufacturing facility in Queens NY offers made-to-order window management solutions, with flexible manufacturing for custom sizes, architectural shapes, colors and specialty finishes for an affordable budget.
Andersen is the premier and largest window manufacturer in North America. With Longevity You can trust that Andersen Windows are built to last. Andersen only uses long-lasting wood and Fibrex building materials to ensure you only have to replace your windows once.Â
Window Styles
Window Guardians
Meticulous attention to detail for flawless windows every time.
Delivering an enjoyable, stress-free window installation experience.
We go above and beyond to ensure complete satisfaction.
You're covered from start to finish for total peace of mind.
Only the best brands and most durable windows for your home.
Tips & Tricks
The Power of Low-E Glass, Foam-Filled Frames, and Argon Gas for Enhanced Efficiency!
Award Winning Window Installers in Bucks County Family-Owned and Trusted Specialists.
Discover the Advantages of Okna Windows: Your Top Choice for Home Window Purchases.
We Installed $100,000 Worth of Windows in This Million Dollar Mansion in Bucks County PA.
