Window Replacement Specialists You Can Trust!

Windows replacement in the Pittsburgh region for over 40 Years!

We are window replacement specialists offering the best window installation services in the greater Pittsburgh area for 40 years as of March, 2013. We install windows and doors in Pittsburgh homes and businesses in a wide variety of sizes and styles, by top window manufacturers. We offer windows (and doors) by Andersen, Marvin, and Pella, and more. We install aluminum windows, fiberglass windows, and wood windows.

We isolate the work as much as possible by keeping room doors closed, or using tarps, to prevent the rest of the building from getting too cold. We are careful to avoid tracking in snow and mud, and we clean up after every project as if we were our own home or office.

wood windows los angeles

Our Windows Installers are InstallationMasters™ Certified Installers

The Window Installation Specialists installers are all certified InstallationMasters™, so you know they have significant window installation experience and are properly trained and skilled; they are technically carpenters. Our installers are specialists who have also completed nationwide training and certification replacement windows and exterior glass doors in residential and light commercial markets.

Our window replacement experts care about their work. Unlike many of our window replacement competitors, our window installers are not independent contractors, but full-time employees of Window Installation Specialists. Our uniformed window installers are fully insured with general liability, auto, and worker’s compensation too.

E-Series

Andersen E-Series windows are a premium line of customizable windows known for their exceptional craftsmanship and versatility. These windows offer a wide range of design options, including various shapes, sizes, colors, and wood species. With a focus on energy efficiency, durability, and aesthetic appeal, Andersen E-Series windows are a popular choice for homeowners looking to enhance both the performance and aesthetics of their homes.

e series awning cat

Awning

  • Virtually maintenance-free aluminum exterior to resist water and stand up to the elements
  • Made-to-order in nearly any shape, size, color, interior wood species or finish
e series casement cat

Casement

  • Virtually maintenance-free aluminum exterior to resist water and stand up to the elements
  • Made to order in virtually any shape or size, in nearly any color, interior wood species or finish
e series hung window cat

Double-hung

  • Custom colors, interior woods and stains.
  • Wood protected by aluminum exterior.
  • Standard sizes up to 4′ wide and 7’6″ high. Custom sizes available.
e series casement french cat

French casement

  • Hinged on the sides with no center meeting stile, allowing for unobstructed views
  • Stained or painted wood interior with aluminum
  • Exterior to resist water and stand up to the elements
e gliding patio cat

Most customizable

  • Wood protected by aluminum exterior
  • Classic or contemporary style
  • Can be virtually any color or style
e series gliding window cat

Gliding

  • Sleek lines make this window the right choice for tight, hard to manage spaces.
  • Wood protected by aluminum exterior.
  • Custom colors, interior woods and stains.
e hinged patio cat

Hinged patio door

  • Unlimited possibilities with custom colors, interior woods and stains.
  • Wood protected by aluminum exterior.
  • Available with both contemporary and traditional French panel styles.

A-Series

Andersen A-Series windows represent a high-end collection of windows crafted with precision and innovation. These windows are known for their superior quality, energy efficiency, and customizable features. With a wide variety of design options, including multiple wood species and interior/exterior colors, Andersen A-Series windows allow homeowners to achieve a perfect blend of style and performance. Whether you seek traditional elegance or modern aesthetics, these windows are designed to meet your specific architectural and design needs while providing top-tier energy efficiency.

a awning cat

Awning

  • Weather-resistant design makes this our best-performing awning
  • Wide array of style options including factory-finished wood interiors for architectural authenticity
  • Triple-pane glass options provide exceptional energy efficiency
a series double hung 380x351

Double-hung

  • Our best-performing double-hung.
  • Wood protected by fiberglass and Fibrex® composite material.
  • Designed for architectural authenticity.
  • Standard sizes up to 4′ wide and 8′ high. Custom sizes available.
a series casement cat

Casement

  • Weather-resistant design makes this our best-performing casement
  • Wide array of style options including factory-finished wood interiors for architectural authenticity
  • Triple-pane glass options provide exceptional energy efficiency
a series picture cat

Picture

  • Our best performing picture window.
  • Wood protected by fiberglass.
  • Beautiful wood options for architectural authenticity.
a frenchwood gliding door cat

Best performing

  • Wood protected by fiberglass exterior
  • Great at matching classic architecture
  • Blinds-between-the-glass option
  • Available with both contemporary and traditional panel styles.
a frenchwood hinged door cat

Hinged patio door

  • Maximizes space with the ability to open into a room or outward to best fit your home’s layout.
  • Six stained or painted interior wood options protected by fiberglass exterior.
  • Single panel, 2-panel, and 3-panel options.
  • Blinds-between-the-glass option.
  • Available with both contemporary and traditional panel styles.

400 Series

Andersen 400 Series windows are a renowned choice for homeowners seeking a balance of quality, value, and performance. These windows offer a wide range of styles, including double-hung, casement, and more, along with various customization options. Known for their durability and energy efficiency, Andersen 400 Series windows are made from wood protected by a vinyl cladding, providing excellent resistance to the elements. They are a versatile and dependable choice for enhancing the appearance and energy efficiency of your home.

400 awning cat

Awning

  • Rigid vinyl exterior helps protect against water damage
  • Rich natural pine or prefinished White, Dark Bronze or Black interiors
  • Our best-selling awning window
400 hung bay cat

Bay and Bow

  • Available with casement windows in the following styles: 30° bay, 45° bay and 90° box bay; 10° bow
  • Available with double-hung windows in the following styles: 30° bay, 45° bay
  • Wood protected by vinyl or Fibrex® composite exterior
400 series casement 380x351

Casement

  • Low-maintenance vinyl exterior provides long-lasting protection against water damage
  • Unfinished natural pine or prefinished White, Dark Bronze or Black interiors
  • Our best-selling casement window
400 series tilt wash double hung 380x351

Double-hung

It’s easy to see why this is a best-seller. It balances the timeless look of a double-hung window with modern design options to better fit the look and feel of your home, no matter its style.

400 series woodwright double hung 380x351

Double-hung

This timeless window is a best-seller for historic renovations. It offers a traditional wood interior while featuring our innovative Fibrex® material, so you get a historic look that never looks “old.”

400 gliding cat

Gliding

  • Low-maintenance fiberglass exterior.
  • Unfinished pine or prefinished White, Dark Bronze or Black interior.
  • Innovative glide system provides years of reliable operation.
400 series picture cat

Picture

  • Our best-selling picture window.
  • Wood protected by vinyl exterior.
  • Durable and time-tested.
400 series specialty

Specialty shape

  • Our best-selling specialty windows.
  • Stylish, refined and proven.
  • Durable and time-tested
400 frenchwood gliding door cat

Gliding patio door

  • Wood protected by vinyl exterior
  • Classic style
  • Blinds-between-the-glass option
400 frenchwood hinged door cat

Frenchwood hinged patio door

  • Opens into the room to provide maximum patio space.
  • Traditional styling with pine, oak, maple or white interior with UV painted phenolic finish.
  • Available in one-, two- and three-panel configurations.
  • Blinds-between-the-glass option.

200 Series

Andersen 200 Series windows are a budget-friendly yet dependable option for homeowners seeking quality windows at an affordable price. These windows offer a variety of styles, including double-hung and gliding windows, and are constructed with a wood interior and low-maintenance, durable vinyl exterior. While more budget-friendly, Andersen 200 Series windows still provide energy efficiency and aesthetic appeal, making them a practical choice for those looking to upgrade their home’s windows without breaking the bank.

200 series double hung 380x351

Double-hung

  • Our entry-level wood double-hung.
  • Wood protected by vinyl exterior.
  • Narrow profiles let in more light.
  • Standard sizes up to 3’4″ wide and 6′ high.
200 gliding cat

Gliding

  • Raised track system for continually smooth performance.
  • Prefinished White interior or unfinished pine interior.
  • Exterior vinyl frame in Sandtone or White.
200 series picture 380x351

Picture

  • Our entry-level wood picture window.
  • Wood protected by vinyl exterior.
  • Narrow profiles let in more light.
200 narroline gliding door cat

Thinnest frame

  • Wood protected by vinyl exterior
  • Contemporary style
200 permashield gliding door cat

Completely protected

  • Wood protected by vinyl interior and exterior
  • Contemporary style
  • Blinds-between-the-glass option
200 hinged door cat

Hinged patio door

  • Opens into the room to maximize patio space.
  • Wood protected by fiberglass and aluminum exterior.
  • White interior with White, Sandtone or Terratone exterior.

frequently asked questions

What are the benefits of choosing wood windows from Andersen, Marvin, or Pella?

Wood windows offer superior insulation, natural beauty, and excellent durability. Andersen, Marvin, and Pella are all known for high-quality wood windows that enhance energy efficiency, aesthetics, and long-term value in homes.

What makes Andersen, Marvin, and Pella different from each other?
  • Andersen: Known for their composite Fibrex material combined with wood, offering low maintenance and durability.
  • Marvin: Offers customizable, handcrafted wood windows with a focus on design flexibility.
  • Pella: Known for integrating advanced technology into wood windows, like built-in blinds and shades, along with multiple design options.
Are wood windows energy-efficient?

Yes, all three manufacturers (Andersen, Marvin, and Pella) offer energy-efficient wood windows, with options for double or triple-pane glass, low-E coatings, and insulated frames to reduce energy loss.

How often do wood windows need maintenance?
Wood windows require periodic maintenance to prevent weathering. Painting or staining every few years, sealing, and regular cleaning are necessary to protect the wood. However, Andersen’s Fibrex and Marvin’s extruded aluminum cladding reduce the need for frequent maintenance.
Can wood windows be customized to fit any home style?
Absolutely. Andersen, Marvin, and Pella offer a wide range of customization options, including wood species, finishes, hardware styles, and grille patterns. This allows homeowners to match windows to traditional or modern architectural styles.
Are replacement wood windows from Andersen, Marvin, and Pella available in custom sizes?
Yes, all three brands offer custom sizing for their wood windows, ensuring a perfect fit for any window opening or unique architectural feature.
How do wood windows from these brands hold up in extreme weather?
Andersen, Marvin, and Pella provide wood windows with protective cladding (vinyl, aluminum, or composite materials) that shields the wood from moisture, extreme temperatures, and UV rays, enhancing their durability.
How long does the installation process take for replacement wood windows?
Installation time varies depending on the size and complexity of the project, but generally, professional installation can take between one to three days for a standard home. It’s important to hire certified installers to ensure proper fitting and sealing.
Are Andersen, Marvin, and Pella wood windows covered by warranties?
Yes, all three manufacturers offer warranties on their wood windows. Andersen and Pella provide up to 20 years on glass and 10 years on non-glass components, while Marvin offers a 20-year warranty on glass and a 10-year warranty on other materials, ensuring protection against defects.
How much do Andersen, Marvin, and Pella wood replacement windows cost?
The cost varies depending on the window size, customization, and installation fees. Typically, wood windows from these brands range from $500 to $1,500 per window, with custom options potentially exceeding this range. It’s recommended to get quotes for accurate pricing.