22 Best Window Replacement Companies in Sebastopol, CA (Jan 2023)
Window Companies Near Me
Are you thinking about upgrading your windows? Our list of the top window installation companies can help you narrow down which one to pick.
We analyzed all the top window installers in Sebastopol and selected the top 22 based on:
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Customer reviews
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Window replacement expertise
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Popularity with home-owners like you
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Updated January 12, 2023
Why you can trust EcoWatch
The EcoWatch Reviews team is all about helping Sebastopol homeowners find eco-conscious solutions for their homes. During the summer months, the last thing you want is your cool air to leak out of your drafty windows.
Installing new, efficient windows on your house can help you save money each month on your electricity bills — and you can help the environment, too.
As windows are so important for your home, selecting the right company for you is a big decision to make. That's why the EcoWatch team has created this list of the best window replacement companies, so you can make an informed decision more easily.
Best Overall
Renewal by Andersen
- Manufactures products in-house
- Member of US Green Building Council
- Award-winning company
- No lifetime warranty
Best Affordability
Window World
- Lifetime warranty
- Large serice area
- Low prices relative to competitors
- Quality of service will depend on your area
Excellent Reputation
Milgard Windows & Doors
- EnergyStar Partner
- Wide network of installers
- Lifetime warranty available
- Limited additional services
Best Window Replacement Companies in Sebastopol
The EcoWatch team evaluated dozens of window providers across Sebastopol to narrow our list down to the top ones. The companies mentioned in this article passed our review standards for energy-efficient offerings as well as local expertise, customer service, price and beyond.

Renewal by Andersen
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Manufactures products in-house
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Member of US Green Building Council
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Award-winning company
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No lifetime warranty
Renewal by Andersen is a subsidiary of the Andersen Corporation, a major manufacturer of windows and doors. Andersen has around 27 years of experience in the window installation business.
If you're looking for a company that uses in-home estimates and advanced digital tools to help you plan and visualize your project before getting started, Andersen may be the provider for you.
Energy Efficiency of Renewal by Andersen WindowsRenewal by Andersen is an Energy Star partner and has a variety of energy-efficient windows. Note that not all of the company's windows are Energy Star certified, so make sure to ask your Andersen representative when inquiring about services.
How much does Renewal by Andersen cost in Sebastopol?Though prices are not readily available on Andersen's website, based on customer feedback, you can expect to pay anywhere between $750 to $1,250 per window for an installation with Andersen. You can inquire about a free quote on its website for more information about pricing.

Window World
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Lifetime warranty
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Large serice area
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Low prices relative to competitors
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Quality of service will depend on your area
Window World provides windows expertise in Sebastopol. Window World has around 27 years of industry experience, and it currently serves 200 locations nationwide. Its reputation is backed by hundreds of positive reviews on customer review websites.
Window World may be the company for you if you want one that is certified by the Environmental Protection Agency (EPA) and Energy Star and supports charities like St. Jude Children’s Research Hospital.
Energy Efficiency of Window World WindowsWindow World is an Energy Star partner with a variety of energy-efficient windows. Note that not all of the company's windows are Energy Star certified, so make sure to mention that you want energy-efficient windows to your Window World representative when inquiring about services.
How much does Window World cost in Sebastopol?Window World doesn't have any cost information available on its website, but it's known for offering some of the most affordable window installations around. The best way to know for sure is to request a free quote from the company.

Milgard Windows & Doors
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EnergyStar Partner
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Wide network of installers
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Lifetime warranty available
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Limited additional services
Milgard Windows & Doors is a family-owned and -operated window replacement company, which primarily serves the West Coast. Milgard has around 60 years of experience in the industry, and it currently provides services to Anaheim, Riverside, Los Angeles, San Bernardino and Orange counties. Its reputation is backed by several positive reviews from customers online.
Milgard may be the company for you if you're looking for one that offers competitive pricing, a comprehensive warranty and installers that all have a minimum of 15 years of window installation experience.
Energy Efficiency of Milgard Windows & Doors WindowsThere are a wide variety of window types that Milgard Windows & Doors offers, some of which are Energy Star products. The company manufactures its own products, which gives it the freedom to make custom windows based on the climate. The company designs its own vinyl compounds and profiles to ensure a heat-stable product that performs as advertised.
How much does Milgard Windows & Doors cost in Sebastopol?Milgard doesn't have any prices listed on its website, but it offers different kinds of windows at varying price points. Requesting a free quote on its website is the best way to know for sure.

Universal Windows Direct
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Makes charitable contributions
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Manufactures products in-house
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Wide variety of products and services
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Lifetime warranty
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Limited service area
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Some installations carried out by third-party contractors
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Quality of service will depend on your area
Universal Windows Direct is a company that has grown immensely since its inception in 2002, and now has several franchise dealers nationwide. Universal has about 20 years of experience in the window replacement sector. Hundreds of positive reviews from customers online back the provider's reputation.
It has established itself as a company that has an industry-leading warranty covering products, parts and workmanship for life.
Energy Efficiency of Universal Windows Direct WindowsUniversal Windows Direct has some Energy Star windows, but note that not all its windows are energy-efficient, so make sure you mention that you want Energy Star windows when inquiring. The company offers energy-efficient UniShield brand windows. According to its website, UniShield window packages have higher gas fill rates and longer gas retention than most other brands on the market, and they are Energy Star products.
How much does Universal Windows Direct cost in Sebastopol?Pricing information is not available on Universal's website since the cost of window installment varies greatly based on how many and what type(s) of windows you need. However, installations typically range from $225 to $425 per window based on customer feedback. That makes Universal Windows Direct more of a budget-friendly option for window repair and replacements. For more detailed information on pricing, you can request a quote from the company.
We try to remain unbiased and transparent by listing pros and cons for every company we review. Additionally, our rankings are not influenced by any partnerships.
More Window Replacement Companies in Sebastopol
Northwest Exteriors
Santa Rosa, CA-
No-Hassle Pricing
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Timely Service
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Good Customer Service
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Free Quotes
Services Offered
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Architectural Glass
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Energy-Efficient Options
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Custom Window Designs
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Aluminum Window Frames
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Double-Hung
Save Energy Company
Petaluma, CA-
Price Transparency
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Reliable Appointment Windows
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Free Quotes
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Educational Website
Services Offered
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Residential Windows
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Custom Windows
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Aluminum Window Frames
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Double-Hung
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Sliding Glass
R & S Glazing Specialties
American Canyon, CA-
Reliable Service
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Helps Educate Customers
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Good Customer Service
Services Offered
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Residential Windows
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Glass Showers
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Heavy Glass
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Fast Delivery
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Custom Windows
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Aluminum Window Frames
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Business Windows
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Sliding Glass
Novato Glass Inc
Novato, CA-
Price Transparency
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Good Customer Service
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Helps Educate Customers
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No-fee Quotes
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Residential Windows
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Business Windows
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Sliding Glass
ClimatePro
Rohnert Park, CA-
Educational Website
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No-fee Quotes
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Price Transparency
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Good Customer Service
Services Offered
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Custom Windows
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Residential Windows
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Commercial Windows
The Window Cleaning Specialists, LLC
Santa Rosa, CA-
Excellent Customer Service
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No-fee Quotes
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Reliable Appointment Windows
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Reliable Service
Services Offered
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Custom Windows
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Residential Windows
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Business Windows
Dotto Glass Inc
San Rafael, CA-
Good Customer Service
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No-Hassle Pricing
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Reliable Appointment Windows
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Dependable Service
Services Offered
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Custom Windows
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Residential Windows
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Commercial Windows
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Sliding Glass
Glass & Sash Inc.
San Rafael, CA-
Excellent Customer Service
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No-Hassle Pricing
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Supports Charities
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Educational Website
Services Offered
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Custom Window Designs
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Residential Windows
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Business Windows
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Double-Hung
Jack Smith Glass & Sash Inc.
Santa Rosa, CA-
Consistent Workmanship
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Good Customer Service
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No-fee Quotes
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Price Transparency
Services Offered
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Custom Windows
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Residential Windows
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Commercial Windows
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Sliding Glass
All Window & Door
Petaluma, CA-
No-fee Quotes
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No-Hassle Pricing
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Educational Website
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Excellent Customer Service
Services Offered
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Residential Windows
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Custom Windows
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Aluminum Window Frames
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Commercial Windows
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Sliding Glass
See Through Glass and Door
Petaluma, CA-
No-fee Quotes
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No-Hassle Pricing
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Helps Educate Customers
Services Offered
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Residential Windows
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Glass Showers
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Heavy Glass
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Custom Windows
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Commercial Windows
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Sliding Glass
Glass Shop of the North Bay
Petaluma, CA-
Good Customer Service
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No-Hassle Pricing
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Educational Website
Services Offered
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Doors
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Full-Service Installations
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Custom Windows
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Tempered Glass
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Residential Windows
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Commercial Windows
Glass Shop of the North Bay, Marin
Kentfield, CA-
Price Transparency
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Excellent Customer Service
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Helps Educate Customers
Services Offered
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Doors
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Full-Service Installations
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Custom Window Designs
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Tempered Glass
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Residential Windows
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Commercial Windows
American Window Systems, Inc.
Napa, CA-
Price Transparency
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Helps Educate Customers
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No-fee Quotes
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Good Customer Service
Services Offered
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Custom Windows
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Residential Windows
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Aluminum Window Frames
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Commercial Windows
Santa Rosa Windows & Glass
Santa Rosa, CA-
Excellent Customer Service
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No-fee Quotes
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Helps Educate Customers
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Price Transparency
Services Offered
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Custom Windows
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Glass Showers
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Energy-Efficient Options
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Sliding Glass
Decor Shower Door & Glass Co
Napa, CA-
Helps Educate Customers
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No-fee Quotes
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No-Hassle Pricing
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Excellent Customer Service
Services Offered
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Custom Windows
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Sliding Glass
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Business Windows
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Double-Hung
Denton's Glass Co.
Santa Rosa, CA-
Free Quotes
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Excellent Customer Service
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Educational Website
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No-Hassle Pricing
Services Offered
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Custom Windows
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Residential Windows
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Commercial Windows
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Sliding Glass
Golden West Glass Company, Inc
Sonoma, CA-
Free Quotes
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Educational Website
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No-Hassle Pricing
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Excellent Customer Service
Services Offered
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Custom Windows
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Residential Windows
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Business Windows
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Sliding Glass
B & L Glass
Santa Rosa, CA-
Helps Educate Customers
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Price Transparency
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Good Customer Service
Services Offered
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Residential Windows
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Custom Windows
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Aluminum Window Frames
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Full-Service Installations
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Commercial Windows
Dee Jay's Sash & Glass, Inc.
Santa Rosa, CA-
Free Quotes
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Price Transparency
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Excellent Customer Service
Services Offered
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Double-Hung
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Full-Service Installations
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Custom Window Designs
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Residential Windows
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Commercial Windows
LC Window Treatments
CA 95476, CA-
Free Quotes
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No-Hassle Pricing
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Excellent Customer Service
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Educational Website
Services Offered
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Custom Windows
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Commercial Windows
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Sliding Glass
New Look Windows
Petaluma, CA-
Free Quotes
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Good Customer Service
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Educational Website
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Price Transparency
Services Offered
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Custom Window Designs
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Tempered Glass
How Installing Energy-Efficient Windows in Sebastopol Saves You Money
Energy-efficient windows can offer benefits in more than one way. Here are a few reasons you may want to take the plunge and make the switch:
- Protect your valuables from fading: When you upgrade to energy-efficient windows that have low-emissivity coatings, your floors, carpets and furniture will be protected from fading due to their ability to filter out harmful UV rays.
- Protect your investment: If your home is on the older side, your windows are most likely in need of replacement. Updating your windows can make your home more comfortable and also help increase the value of your house if you decide to sell.
- Decrease your carbon footprint: By using less energy after you switch to energy-efficient windows, you'll also be cutting your indirect greenhouse gas emissions by about 12%, according to Energy Star.
- Save on electricity bills: Once you install energy-efficient windows, you can see a reduction in your bills by about 12% because you'll need less energy to heat or cool your home.
Estimated Cost of Window Replacement in Sebastopol
Let's go over the cost of replacing your windows and the types of services offered by installers.
How Much Do New Windows Cost?
According to our market research, the national average cost to replace a single window is about $600. However, window replacement costs can range from $200 to $1,200 a window. These numbers vary depending on the specifics of your installation, such as material, size, the location of your home, type, number of windows and more.
Whether or not you want energy-efficient windows is another factor that will influence the cost. These will typically cost more than other windows, but on the other hand, you can save about $648 a year on your energy bills in Sebastopol.
How much your window installation costs will also vary depending on the kind of material you choose for the frames. Wood windows are usually the most expensive, although it depends if they are 100% wood or clad with aluminum or vinyl. Fiberglass windows also tend to be a bit more expensive than vinyl, but they are more efficient.
What Services do Window Installers Offer?
The first step when considering a replacement is to decide whether you should get a full-frame or pocket installation.
Full-frame installations require replacing the entire window — the sill, frame, trim and all. These are typically done when you want to change the style of your window or when it has significant deterioration. Full-frame installations involve more time and labor and will increase overall costs. A pocket installation entails replacing a window within the existing frame, which tends to be less expensive than a full-frame installation.
If you're unsure which type of window installation service you need, your installer can advise you. Generally, the choice is based on factors such as the age and condition of the home, the type of building material, budget and time restrictions.
Best Overall
Renewal by Andersen
- Manufactures products in-house
- Member of US Green Building Council
- Award-winning company
- No lifetime warranty
Best Affordability
Window World
- Lifetime warranty
- Large serice area
- Low prices relative to competitors
- Quality of service will depend on your area
Excellent Reputation
Milgard Windows & Doors
- EnergyStar Partner
- Wide network of installers
- Lifetime warranty available
- Limited additional services
How We Choose the Best Window Installers in Sebastopol
EcoWatch reviews are different from most reviews because we look at these companies through a sustainability lens. We've assessed the top window replacement companies in Sebastopol mostly based on energy efficiency, as it's the most sustainable option and the best one for homeowners. Energy-efficient windows have been shown to lower electricity bills by hundreds of dollars. Along with energy efficiency, our rating methodology is based on the following factors:
Service Area
Because this is a guide for Sebastopol, we gave more points to companies that cover the city. There are other reputable providers that didn't make the list because of the low odds that they would serve the average homeowner in Sebastopol.
Work Quality
When choosing new windows, the quality and range of services can often play just as important of a role in overall efficiency and performance as the brand of window you opt for. We do rate window installers higher if they offer high-quality products, but we also consider workmanship as reflected in customer feedback.
Customer Reviews
We analyzed patterns in recent online reviews to determine the companies with the highest rates of customer satisfaction. Customer satisfaction may be the most important factor, as it reflects the quality of services across nearly every category, including professionalism, warranty, quality of parts, quality of installation, cost and more.
Cost
Cheaper windows don't necessarily mean better windows, but we know many of our readers would like to keep costs low when possible. When analyzing providers' prices, we awarded higher scores to companies with reasonable prices and accessible financing rather than "cheaper" services.
Warranty
As discussed previously, windows are a hefty investment, so you'll want to be certain that investment is well protected. Window installation companies that provide lengthy warranties for products, parts and labor rank higher with EcoWatch.
Years of Experience
Lastly, we like to see companies that have a good track record in the industry. Window installers that have more experience earn higher rankings by our standards. We like to see at least ten years of experience.
Sebastopol, CA Window Replacement FAQs
What is the average cost to replace windows?
The average cost to replace a window can range from $450 to $650. There are several factors that affect how much it costs, which include styles and sizes of windows, local labor costs, your property's location, the number of windows, how energy-efficient the windows are and the materials used in designing the windows.
What type of window is the best for energy efficiency?
A window's energy efficiency depends on several factors, such as the quality of the installation and the kind of window. Look for Energy Star Certified windows — these are typically the most energy-efficient since they are certified by the U.S. Department of Energy.
Can I install my own windows?
If you're handy and have experience with similar home improvement projects, you may be able to install your own windows. But if you don't have the time or skills, we recommend hiring a professional.
How long does it generally take to install windows?
Each window takes about 30 minutes to install depending on the kind of window. However, the window installation can be a two-day job — or more — if you have a lot of windows that must be installed.
How often should you replace your windows?
Windows generally last about 20 to 30 years, but anytime you notice damage on your windows, it's a good time to have an expert take a look at them to see if they are in need of a repair or replacement.