Can You Replace a Window with a Different Style?

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Your current window style is only a starting point. When you replace a window with a different style, a room can look and work in a whole new way. Custom construction lets us change the shape, size, and function of almost any opening in your home. Since 1989, Thermal King has turned picture windows into casements, windows into sliding doors, and small openings into wide door systems that lead out to the backyard.

How We Replace a Window with a Different Style

Because every product we install is made to order, your options are limited mainly by your imagination and your budget. Within reason, we can do almost anything.

Custom Built Means You are Not Stuck

Custom sizing gives us room to change both the window type and the opening itself. You are never locked into the style the builder chose years ago.

Popular Style Changes We Make

Here are a few projects we have completed in real homes:

  • Sliding door to French door: We have removed sliding doors and installed French doors in their place.
  • Picture window to operable windows: We replaced one large picture window with two double-hung or two casement windows.
  • Casements to a picture window: We combined several large casement windows into one wide picture window.
  • Window to sliding door: One family removed a dining room window and added a sliding door to reach a new deck.

Pro Tip: If you plan to add a deck or patio, consider converting a nearby window into a door at the same time. This saves you from a second project later.

Should You Keep Your Current Look or Change It?

Your windows play a big role in your home’s curb appeal. The right choice depends on how you feel about them today.

When Matching the Original Style Makes Sense

Some homeowners bought their house partly because of how the windows looked. In that case, we build replacements that keep the same appearance with new, custom construction.

Reasons to Replace a Window with a Different Style

Other homeowners tell us they always disliked the living room or dining room windows. Changing your window style can fix that frustration or open a room to a new deck.

Turning Windows and Doors Into Wide Open Spaces

One of our most requested projects right now involves a standard 6-foot sliding door with a window on each side.

The 10- to 12 Foot French Sliding Door System

We remove the door and both windows, install a new header system, and put in a 10- or 12-foot-wide French sliding door system. The two center panels slide in opposite directions, creating roughly 5 to 6 feet of open space for coming and going.

What this Upgrade Looked Like in a Lake Community

We completed this project in several lakeside homes leading out to pools and the water. The result brings the outdoors inside and makes the entire room feel larger.

Structure, Building Codes, and Cost

Larger openings require careful planning. Safety always comes first.

Why Some Projects Need Engineering

One lake home was a reverse story walkout with a second floor above the new opening. A basic header would not work, so we installed a microlam beam with proper support. Our architects and engineers plan every project, and we complete all work to building code.

What Drives the Price

Several factors affect your final cost:

  1. The size of the new opening
  2. The amount of structural work needed
  3. The product you select

Key Takeaway: Bigger changes often mean more construction. We lay out every option so you can decide what is worth it to you.

Need expert help changing your window or door style? Contact Thermal King for a free consultation.

Get Expert Guidance from Thermal King

With more than three decades of experience, our team has seen nearly every window and door challenge a home can present.

What Happens During Your Consultation

We review your goals and explain which changes fit your structure and budget. We give you the options, and the final choice is always yours.

Start Your Window Style Change with a Free Quote

Call Thermal King or request your free quote online, and let our team show you how easy it is to replace a window with a different style.