French Doors instead of Sliding Glass? Your Step-by-Step Guide

8 minutes on read

Considering a change that boosts both your home’s aesthetic and its functionality? Many homeowners are exploring the option to replace sliding glass door with french doors. This transformation can significantly enhance the value of your property. Key considerations involve understanding the structural requirements and adhering to local building codes, often governed by the International Code Council (ICC), to ensure a safe and compliant installation. Furthermore, selecting the right tools, like a quality level and measuring tape, is crucial for accurate placement. With careful planning and the right resources, inspired by design professionals like Joanna Gaines who often incorporates this type of design, you can successfully replace sliding glass door with french doors to create a beautiful and functional space.

How to Remove and Install New Milgard French Doors

Image taken from the YouTube channel Mueller Mechanical , from the video titled How to Remove and Install New Milgard French Doors .

French Doors Instead of Sliding Glass? Your Step-by-Step Guide

This guide will walk you through the process of replacing a sliding glass door with French doors. We'll cover everything from assessing your needs to the actual installation process, making sure you're well-prepared for this home improvement project. Remember to consult local building codes and regulations before starting any work.

1. Assessing Your Needs and Feasibility

Before you even think about removing your sliding glass door, it's vital to determine if French doors are a suitable option for your space and lifestyle.

1.1. Space Considerations

  • Swing Space: French doors, by definition, swing inwards or outwards. Do you have enough clear space for the doors to swing without obstruction? Measure the swing radius and visualize the door’s arc.
  • Door Size and Configuration: French doors come in various sizes and configurations (in-swing, out-swing, single door with a fixed panel, etc.). Consider which style best fits your space and aesthetic preferences. A smaller opening might necessitate a narrower door size.
  • Structural Considerations: Is the existing opening sufficient for the size of French doors you want, or will you need to modify the wall? Modifying the wall can be costly and may require a permit.

1.2. Lifestyle Considerations

  • Security: Are French doors as secure as sliding glass doors in your specific location? Consider the lock mechanisms and the strength of the door material. Reinforce the frame if necessary.
  • Energy Efficiency: How energy-efficient are the French doors you’re considering? Look for ENERGY STAR-rated doors with proper weather stripping to minimize drafts and heat loss.
  • Aesthetics: Do French doors complement the architectural style of your home? Consider the design, materials, and hardware finishes to ensure a cohesive look.
  • Budget: French doors can be more expensive than sliding glass doors, considering the door itself, hardware, and installation costs. Set a realistic budget and get quotes from multiple contractors.

2. Planning and Preparation

Once you've assessed your needs, the next step is careful planning.

2.1. Measuring the Existing Opening

Precise measurements are critical for ordering the correct size French doors.

  1. Width: Measure the width of the existing sliding glass door opening at the top, middle, and bottom. Use the smallest measurement as your guide.
  2. Height: Measure the height of the opening on both sides. Again, use the smallest measurement.
  3. Depth: Measure the depth of the jamb (the interior side of the door frame). This is essential for ensuring a proper fit.

2.2. Choosing Your French Doors

  • Material: Common materials include wood, fiberglass, steel, and aluminum. Wood offers classic beauty but requires more maintenance. Fiberglass is durable and energy-efficient. Steel is strong and secure, while aluminum is lightweight and weather-resistant.
  • Glass Type: Consider different glass options like Low-E glass for energy efficiency, tempered glass for safety, and laminated glass for security and noise reduction.
  • Hardware: Select high-quality hinges, handles, and locking mechanisms. Consider a multi-point locking system for enhanced security.
  • Style: Choose a style that matches your home's aesthetic. Options include traditional French doors, modern styles, and custom designs.
  • Pre-hung vs. Slab Doors: Pre-hung doors come with the frame, making installation easier. Slab doors require you to build or modify the existing frame, requiring more skill. For most DIYers, pre-hung is the better option for replacing sliding glass doors with French doors.

2.3. Gathering Tools and Materials

You’ll need the following tools and materials:

  • New French door unit (pre-hung recommended)
  • Safety glasses and gloves
  • Measuring tape
  • Level
  • Utility knife
  • Pry bar
  • Hammer or mallet
  • Drill/driver with various bits
  • Screws (appropriate length for the door frame)
  • Shims
  • Construction adhesive
  • Caulk
  • Insulation (foam or fiberglass)
  • Saw (if modifications are needed)
  • Wood filler (for patching any imperfections)
  • Paint or stain (to match the door and trim)

2.4. Obtaining Permits (If Required)

Check with your local building department to see if a permit is required for replacing your sliding glass door with French doors. This is crucial, especially if structural modifications are involved.

3. Removing the Existing Sliding Glass Door

Safety first! Wear safety glasses and gloves throughout the removal process.

3.1. Preparing the Area

  • Clear the area around the door, both inside and outside.
  • Protect flooring and furniture with drop cloths.
  • Turn off the power to any electrical outlets near the door.

3.2. Removing the Sliding Door Panel(s)

  1. Carefully lift the sliding panel off its track. You might need a helper for this.
  2. Remove the fixed panel, if present, by unscrewing any retaining screws.
  3. Gently pry out the fixed panel.

3.3. Removing the Door Frame

  1. Use a utility knife to cut through the caulk around the door frame.
  2. Remove any screws or nails holding the frame in place.
  3. Carefully pry the frame out using a pry bar. Work slowly and methodically to avoid damaging the surrounding wall.
  4. Clean the opening, removing any debris or old caulk.

4. Installing the French Doors

4.1. Preparing the Opening

  • Inspect the opening for any damage or rot. Repair as needed.
  • Ensure the opening is square and level. Use shims to make any necessary adjustments.

4.2. Installing the New Door Frame

  1. Carefully position the new French door unit into the opening.
  2. Use shims to ensure the frame is level, plumb, and square. Check both vertically and horizontally with a level.
  3. Secure the frame to the wall studs with screws. Use screws that are long enough to penetrate the studs securely.
  4. Insert insulation around the frame to fill any gaps.

4.3. Installing the Door Slab(s)

  1. If you purchased a pre-hung unit, the door slab(s) will already be installed. Check for proper swing and alignment.
  2. If installing slab doors, carefully attach the hinges to the door slab and the frame.
  3. Hang the door slab(s) and check for smooth operation. Adjust the hinges as needed.

4.4. Installing the Hardware

  1. Install the door handles, lock mechanisms, and any other hardware according to the manufacturer's instructions.
  2. Test the locking mechanism to ensure it functions correctly.

5. Finishing Touches

5.1. Caulking and Sealing

  • Apply caulk around the exterior of the door frame to create a weatherproof seal.
  • Apply caulk around the interior of the door frame for a finished look.

5.2. Trimming and Painting

  • Install trim around the door frame to cover any gaps and create a finished appearance.
  • Paint or stain the trim and door to match your desired aesthetic.
  • Use wood filler to patch any imperfections and sand smooth before painting.

5.3. Final Adjustments

  • Recheck the door's operation and make any necessary adjustments to ensure it swings smoothly and closes securely.
  • Clean the glass and surrounding area.

Video: French Doors instead of Sliding Glass? Your Step-by-Step Guide

French Doors vs. Sliding Glass: Your Questions Answered

Considering making the switch? Here are some common questions about replacing sliding glass doors with French doors.

What are the main benefits of choosing French doors over sliding glass doors?

French doors offer a more traditional aesthetic and can increase your home's value. They often provide a wider opening than sliding doors when both doors are open. If you want to replace a sliding glass door with French doors and let more natural light in, French doors can often do that, too.

Is it more expensive to replace a sliding glass door with French doors?

Generally, yes. French doors tend to be more expensive than sliding glass doors to purchase, and installation can also be pricier. This is because the process to replace sliding glass door with french doors involves more carpentry work and adjustments to the door frame.

Can I install French doors myself, or should I hire a professional?

While a confident DIYer might attempt it, professional installation is highly recommended, especially when you replace sliding glass door with french doors. Proper installation ensures a weatherproof seal and smooth operation, preventing future problems.

What permits might be required to replace a sliding glass door with French doors?

Permit requirements vary depending on your location and the scope of the project. It's best to check with your local building department to determine if permits are needed before you begin. You may need a permit to replace sliding glass door with french doors, especially if you're altering the door frame size.

So, ready to finally replace sliding glass door with french doors? It might seem like a big project, but with a little planning, you'll be enjoying your new French doors in no time! Best of luck with your home upgrade!