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11 Questions to Ask When Replacing Windows

Front of a home with a stone veneer and vinyl siding.

Whether you’re replacing one window or all of your home’s windows, your upcoming renovation is a big deal! Your new windows need to fit your home, your needs, and your budget – plus be installed by reputable professionals.

Getting all your questions answered about a smooth window installation is tricky if you just rely on online research, which is why free consultations are excellent opportunities to explore your options. They’re also a chance to ask key questions that can help you pick the perfect windows and find the right contractor for your next home renovation.

Not sure what to ask during your window consultation? Start with these 11 questions when buying new windows.

Questions to Ask Your Window Replacement Company

What kinds of windows are right for my home?

A living room with a bay window.

Not all windows are created equal – the best choice depends on your home’s architectural style, climate, and personal preferences. That’s why it’s important to ask your window replacement company about different styles, materials, and features to determine what suits your needs best.

A great window contractor will offer several options instead of recommending one type of window for every need. For example, they might suggest:

  • Double-hung or casement windows: Double-hung windows slide up and down, while casement windows swing outward for better ventilation.
  • Picture windows: These are perfect for big dining rooms, living rooms, or any other spaces that benefit from natural light.
  • Garden windows: They’re popular picks for kitchens or any room where you like to use your green thumb.
  • Vinyl, wood, or fiberglass frames: Each has its pros and cons in terms of durability, insulation, and aesthetics, though vinyl windows often have the best balance of benefits.
  • Glass options: Consider Low-E coatings, gas-filled panes, or impact-resistant glass for better efficiency and protection.

For the best outcome from your window consultation, ask about all the windows your local contractor has available, then ask some follow-up questions to narrow down your choices to the best options.

What are some examples of previous work you’ve done?

A kitchen with white cabinets and a sliding window above the sink.

Before committing to a contractor, ask for a portfolio of their previous installations. Many reputable window replacement companies have before-and-after photos or customer testimonials showcasing their work.

If possible, ask for references and follow up with past clients to gauge their satisfaction with the installation process and product performance. You can also do some investigating online before and after your initial meeting with a new window expert.

What benefits will your new windows offer me?

A man and a woman sitting in chairs in front of two casement windows.

Upgrading your windows should provide tangible benefits beyond just a new look. When writing down questions to ask window installers, make a note to ask about:

  • Energy savings: Will your new windows lower heating and cooling costs?
  • Noise reduction: Do they block outside noise effectively?
  • Increased security: Are they designed to resist break-ins?
  • Curb appeal and home value: Will they enhance your home’s appearance and resale potential?

Understanding these benefits will help you determine if the investment is worthwhile (or if you’d be better off working with a different window company).

How are my windows rated for energy efficiency?

A living room with large windows and grey walls.

If you’re after new energy-efficient windows, it’s a good idea to know just how efficient they really are. You can ask about ratings to get a better sense of how much money you’ll save over time. Specifically, inquire about:

  • U-factor: This measures insulation value – the lower, the better.
  • Solar Heat Gain Coefficient (SHGC): SHGC indicates how much heat enters your home. Lower numbers are better in warm climates, while higher numbers may be preferred in colder regions.
  • ENERGY STAR® certification: If a window has certification from ENERGY STAR, you can rest assured that it meets strict efficiency guidelines. Other industry certifications and accreditations can point to the standards that go into the products installed by your choice of business.

How long will my window installation take?

The front of a home with windows being replaced on the second story.

The timeline for window replacement depends on factors like the number of windows being installed and whether custom sizes are needed. With that in mind, you might want to ask:

  • How long will it take for my windows to be manufactured and delivered?
  • How many days will the installation process take?
  • What factors could cause delays?

Knowing the timeline helps you plan accordingly, especially if the installation will disrupt your daily routine.

How is my home protected during window installation?

A man putting protective covers over his boots.

A reliable window replacement company should prioritize cleanliness and protection during installation. Still, replacing windows can be a messy job, and you’ll want to ensure your home remains protected throughout the process. Ask your installer about:

  • Protective coverings for floors and furniture
  • Measures taken to prevent dust and debris from spreading
  • How they handle bad weather if installation is delayed

What warranties do you offer for new or repaired windows?

Front of a home with white shakes and large arches on the front porch.

You can have the best windows in town, but they need to be protected for you to get long-term value out of your investment. A strong window warranty ensures peace of mind in case of defects or issues after installation, so we recommend asking about your window installer’s:

  • Manufacturer’s warranties, which cover the window frame, glass, and hardware.
  • Installation warranties, which guarantee proper installation workmanship.
  • Transferability, which can affect whether a window warranty can be transferred if you sell your home. If they can, that might be a good selling point to mention to a future buyer!

What are your payment terms for new windows?

A man and woman looking at papers while sitting on a couch.

You should know exactly what you’re paying for when you sign on the dotted line for new windows. During your consultation, therefore, you’ll want to clarify the payment terms by asking about:

  • Required down payments
  • Availability of window financing options
  • Accepted payment methods (credit card, check, financing plans)
  • Whether the final balance is due upon completion or in installments

This helps ensure you’re financially prepared for the project, and it helps you budget if you need to save up.

Will there be any unexpected fees?

A man wearing protective gloves carrying a window.

The last thing you want is to be caught off guard by hidden costs. Ask your window replacement company for a detailed quote, and inquire about potential extra charges, such as:

  • Removal and disposal of old windows
  • Structural repairs if damage is discovered
  • Custom window sizing or special finishes
  • Permit costs, if applicable

The window replacement contractor you choose should provide a transparent estimate upfront to avoid surprises. If they’re unwilling to clearly state that there won’t be hidden fees, it might be time to look for a different contractor altogether!

How should I prepare for my window installation?

A man and woman setting down a chair in the living room.

The best way to ensure a smooth window installation? Prep beforehand! You’ll know just what to do (and how to get your family ready for the appointment) by asking if you need to:

  • Move furniture away from the windows
  • Remove curtains, blinds, or window treatments
  • Clear outdoor areas to provide easy access
  • Keep pets and children in a safe area

How should I care for my new windows?

A woman cleaning a window with a tilt-in sash in a home.

Once your new windows are installed, you’ll want to keep them looking and operating great for years to come. Your contractor should have all the info you need to maintain those windows.

Before the installation team leaves, be sure to ask about:

  • Cleaning recommendations: The best methods for cleaning glass and frames without causing damage.
  • Lubrication: If any moving parts require occasional lubrication.
  • Inspection tips: Signs of wear and tear to look out for.
  • Weatherproofing checks: Ensuring seals and caulking remain intact.

Get these questions (and more) answered today

A professional showing a man and woman information on a clipboard.

These are all great questions to ask when replacing windows – and we’ve got answers to each of them.

At Window World of Asheville, we offer free in-home or virtual consultations to help explain our process, connect you to the best windows for your needs, and ensure your renovation is a success in every way. Request a free quote or get in touch to schedule your new window consultation today!

Frequently Asked Questions

  • Common options include double-hung windows, which slide up and down; casement windows, which swing outward for improved ventilation; picture windows, which are well suited to large rooms that benefit from abundant natural light; and garden windows, which are popular in kitchens and rooms used for growing plants.

  • Window material selection depends on factors such as climate, maintenance preferences, energy performance goals, and budget. We at Window World  can explain the trade-offs of available options and help match them to the specific conditions and requirements of the home.

  • Picture windows are well suited to dining rooms, living rooms, and other large spaces where maximizing natural light and unobstructed views is a priority. Because they do not open, they are typically paired with operable windows when ventilation is also needed.

  • Double-hung windows slide vertically, with both the upper and lower sashes able to move, which makes them easy to clean and operate. Casement windows are hinged on the side and swing outward, offering greater airflow when fully opened. The right choice depends on ventilation needs, cleaning preferences, and design considerations.

  • Architectural style influences which window shapes, grille patterns, and finishes will look most cohesive on the home. A traditional home may benefit from grilles and classic profiles, while a modern home may suit clean lines and unobstructed glass. Matching the windows to the architecture helps preserve curb appeal and resale value.

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