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Casement Windows

Casement Windows with Multi-Point Locks & a Lifetime Warranty

Casement windows from  are built for residential replacement projects and feature multi-point, easy-to-operate locking systems. Hinged at the side, the sash opens outward to provide a broad glass area and flexible ventilation. Because the window projects beyond the exterior wall, available clearance and opening direction should be considered during product selection.

We back up the quality of our windows with the quality of our installation work. Our team is licensed in every state we serve that requires it, fully insured, and has decades of window installation and replacement experience. We also offer free estimates to help you evaluate your casement window options and plan your replacement.

Call (866) 813-0917 to discuss your casement window replacement and request a free estimate.

Casement Window Insulation & Air Leakage

Tight, multi-point locking handles help keep the sash secured at several locations around the frame. The closing pressure also supports a consistent seal when the window is shut, which can help limit unwanted air movement around the window assembly.

Our casement windows have air leakage ratings, which describe how much air passes through a closed window assembly under controlled test conditions. These performance characteristics may help reduce heating and cooling demands, although actual energy use depends on the home’s building envelope, climate, heating and cooling equipment, installation quality, existing windows, and occupant behavior.

Vinyl Components & Stainless Steel Hardware

Our casement windows use stainless steel hardware in their operating and locking components. Stainless steel resists corrosion, making it well-suited to hardware exposed to changing temperatures and moisture. Material performance still depends on the complete product design, installation, exposure, use, and maintenance.

 designs, engineers, tests, and manufactures our windows in our own North American factories. This gives us direct control over product quality at every stage.

Casement Window Design Options

A single casement window can stand on its own or be used alongside our bay, bow, picture, and awning windows to create a coordinated arrangement. Elegant handles and window shapes can complement a range of home aesthetics without distracting from the surrounding architecture.

Window combinations should account for opening dimensions, exterior proportions, interior furniture placement, available wall space, and the clearance needed for operating sashes. We can help homeowners consider how individual windows and larger arrangements fit the existing home.

Views & Casement Window Ventilation

The near-unobstructed glass in our casement windows provides an expansive view and allows natural light into the room. With no meeting rail across the middle of the glass, a casement window can also serve as a clean focal point within an interior design.

Certain configurations can open to a wide angle, providing flexible ventilation. Because the sash projects outward, it can help direct outside air into a room. Actual airflow depends on placement, wind direction, screens, nearby landscaping, adjacent structures, and other exterior obstructions.

What to Expect from Casement Window Installation with

A replacement window installation commonly begins with measurements and an evaluation of the existing opening. The appropriate approach depends on the condition of the frame and surrounding wall, the selected window configuration, and whether the project calls for an insert or full-frame replacement.

INSTALLATION OVERVIEW
Typical Installation Work
1
PREPARE
Prepare the opening.
2
SET & FASTEN
Set and fasten the window.
3
INSULATE & SEAL
Insulate and seal gaps.
4
FINISH
Install the necessary trim or finishing materials.
5
CHECK & REVIEW
Check that the sash opens, closes, locks, and seals correctly. Ask how the installer handles protection of the work area, debris removal, cleanup, and the final inspection.

Installation matters after the project is finished, too. Our lifetime warranty includes installation labor, helping avoid a coverage gap between the window and the work used to install it.

Lifetime Casement Window Warranty & Service

We’re a family-owned home improvement company that has served customers since 1977. During that time, we’ve completed work for more than 1.2 million customers across 11 states. Our windows are supported by the same company that designs, manufactures, installs, and services them.

WARRANTY & SERVICE
Coverage At A Glance
Lifetime Coverage
Our lifetime warranty isn’t pro-rated. It covers leaks and drafts, vinyl, color, glass, seals, parts, screens, window operation, and installation labor.
New Owner Transfer
The warranty transfers to a new owner at no charge, an important detail for homeowners considering how replacement windows fit into their long-term plans.
Covered Service Requests
We provide free lifetime service labor and 24-hour personal assistance.
What To Review
When comparing casement window installers, review whether the warranty covers the product, installation, future labor, screens, and transfer to a new homeowner rather than relying on the word “lifetime” alone.

Get a free casement window estimate without committing to a project. Call (866) 813-0917 or reach out today to speak with our team.

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Craftmanship You Can Count On
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  • Elegant Design
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Quality You Can See

  • Castle Windows Window Construction
  • Windows photo 3
  • Castle Windows Window Being Built
  • Exterior view of a two-story house with light beige horizontal siding, white trim, two second-floor double-hung windows, and a four-panel ground-floor window bay under a small shingled roof.
  • Exterior view of a two-story house featuring dark grey shake siding on the upper level, light grey horizontal siding on the lower level, red shutters, and white portico columns framing the front entrance.
  • bay windows on exterior of home above flower bed
  • Exterior view of a light sage green house featuring white trim, arched sunburst windows, a side door, and a brick paver walkway bordered by a stacked stone garden bed.
  • tan home with oriel windows and dark shutters
  • Exterior view of an arched window with light brown frames set into a stone facade, featuring a decorative stone arch above and a gabled roof peak with natural wood cedar shingles.
  • Close-up exterior view of a white double-hung window with grid panes, framed by dark navy louvered shutters and white horizontal siding, flanked by green evergreen shrubs.
  • exterior oriel windows
  • Interior high-angle view of a two-story living room featuring five floor-to-ceiling windows with beige trim, dark hardwood floors, a ceiling fan, and a view of a wooden deck and wooded yard outside.
  • interior view of red room with large window
  • exterior windows with black shutters
  • Exterior view of a two-story light gray house with black shutters, a black front door, and a covered wooden front porch, nestled against a backdrop of dense green trees.
  • single hung windows
  • exterior oriel windows with black shutters
  • Sunlit corner room with dark olive green walls, white wainscoting, hardwood floors, and large multi-pane windows looking out onto a grassy lawn.
  • Exterior view of a bow window framed in dark trim on a light beige siding home, featuring a raised red brick garden planter along the front lawn.
  • Exterior view of a single white-framed double-hung window set into light blue-gray horizontal vinyl siding below a white soffit.
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