Comparing Costs, Benefits & Processes

A large living room featuring several windows with wooden frames.

When it’s time to replace your windows, you face a big decision: will you opt for full-frame replacements or window inserts? This choice hinges on factors like budget, the condition of your existing frames, and your renovation goals. Explore both options to help you make an informed decision.

What Are Replacement Window Inserts?

Window inserts, also known as frame-in-frame replacements, involve installing a new window within the existing frame. Notably, this method retains your home’s interior and exterior trim. Here are the factors to think about when considering window inserts:

  • Cost: Window inserts are easier on your wallet. Since material and labor costs are lower, they’re an attractive option for budget-conscious homeowners.
  • Installation process: Installing window inserts is typically quicker and less disruptive to your daily life. First, the installation team removes the old sash, hardware, and deteriorated components, leaving the frame intact. Then, they fit the new window into the existing frame, securing it properly and sealing it to prevent drafts.
  • Aesthetic impact: One main advantage of window inserts is that they preserve the existing trim. This makes it easier to match the rest of your windows if you’re not replacing all of them.

When Should You Choose Window Inserts Over Full Frame?

Imagine you have a charming older home with well-preserved wood windows that match the architectural style. However, the windows are single-pane and not energy-efficient. Window inserts would allow you to upgrade to double-pane windows for better insulation while preserving the original frames.

Even if this doesn’t describe your exact situation, window inserts could be viable if:

  • Your existing window frames are in good condition — free from rot, warping, or structural issues.
  • You want to maintain your home’s current window style and size.
  • You’re looking for a cost-effective and timely window replacement option.

Benefits of Full-Frame Window Replacements

Full-frame window replacement involves removing the existing window down to the studs and installing a completely new window unit. This method is more comprehensive and offers several benefits:

  • Address structural issues: The window installation team can inspect and repair hidden problems like rot or water damage.
  • Design flexibility: You’re not limited to the existing window size or style. Full-frame window replacement lets you change the window dimensions or operating style to suit your needs better.
  • Enhanced efficiency: Installing a new window with a properly sealed frame improves insulation and may lower your energy bills.

While full-frame replacements offer these advantages, they come with higher costs. The process is more labor-intensive, often requiring interior and exterior trim work and sometimes siding adjustments, which adds to the total expense.

The Full-Frame Window Installation Process

Installation day for full-frame windows is more involved than with window inserts. Here’s what to expect:

  • Preparation: Protect the surrounding areas and take off interior and exterior trim.
  • Removal: Extract the entire window unit, including the frame, exposing the rough opening.
  • Inspection, repair, and adjustments: Check for structural damage or insulation issues. Enlarge or shrink the opening if needed to facilitate the new window.
  • Installation: Place the unit into the opening and ensure it’s level and plumb. Secure it to the studs, insulate around the frame, and apply appropriate sealants.
  • Finishing touches: Install new interior and exterior trim to complete the look.

Full-frame replacement might make sense if:

  • Your existing frames have rot, warping, or structural damage that can’t support a new window.
  • You want to change the size, style, or functionality of your windows.
  • You’re aiming for maximum energy efficiency.

Call Zen Windows St. Louis for More Information on Window Replacement Options

Deciding between window inserts and full-frame replacements isn’t always easy. Zen Windows St. Louis serves the St. Louis Metro area with high-quality materials and exceptional customer service. Our simple process includes free quotes and no money down for a hassle-free experience.

Having helped thousands of homeowners with their replacement window projects, we’re confident we can assist you in making the best choice for your home.

Contact us today to discuss your window replacement options.