20 Best Window Companies in Mountain House, CA (2025 Reviews)

How Installing Energy-Efficient Windows in Mountain House Saves You Money

There are quite a few perks of upgrading to energy-efficient windows. Some reasons you may want to consider making the switch are the following:

• Save on electricity bills: Since energy-efficient windows lower how much energy you need to heat or cool your home, they can help you save around $690 annually on your energy bills in Mountain House.
• Decrease your carbon footprint: In Mountain House, you can reduce your indirect greenhouse gas emissions by about 117 pounds per year once you install energy-efficient windows.
• Protect your investment: Upgrading your windows is an important part of maintaining your property and its real estate value, especially if you have an older home.
• Protect your valuables: The low-emissivity coatings on many Energy Star certified windows help reduce damage from the sun's UV rays to your floors, carpets and furniture.

Estimated Cost of Window Replacement in Mountain House

Let’s go over the cost of updating your windows and the kinds of services you may need for your home.

How Much Do New Windows Cost?

The typical cost to install a single window is about $600 but can range anywhere from $200 to $1,200. How much it will cost depends on several factors, such as size, type, the location of your home, material, number of windows and more.

It’s also worth bearing in mind that energy-efficient windows will almost always cost more upfront, but Energy Star predicts that switching out the windows on your Mountain House home translates to an average energy savings of $236 to $319 a year for single-pane window replacement, or between $87 to $126 each year for double-pane windows. The amount of money you’ll save by switching to energy-efficient windows depends on your local climate, energy rates and other factors unique to your home.

We advise requesting free quotes from several window installers to find the right windows and the company that works best for you.

What Services do Window Installers Offer?

The first thing to ask yourself when planning a window installation is: Do you want a full-frame installation or a pocket installation?

Full-frame installations require replacing the full window — the sill, frame, trim and all. These are most common when you want a new style for your windows or when it has a great amount of damage. Full-frame installations are more involved and will increase overall costs. A pocket installation means replacing a window within the existing frame, which tends to be less expensive than a full-frame installation.

If you’re hiring a reputable window installation company, your company can recommend the best type for your project. In Mountain House, the decision will mostly be based on how much damage there is currently and how old your existing frames are.

How We Choose the Best Window Installers in Mountain House

In our hunt to find the most reliable, eco-friendly window installers in Mountain House, EcoWatch evaluated many companies before landing on these. We’ve reviewed the best window replacement companies in Mountain House mostly based on energy efficiency, as it’s what’s best for the environment and for you as a homeowner. Energy-efficient windows can cut your energy bills by hundreds of dollars. Along with energy efficiency, our rating methodology takes the following factors into consideration:

Service Area

Because this is a guide for Mountain House, we gave more points to companies that cover the city. There are other reputable providers that didn’t make the cut because of the low odds that they would serve the average homeowner in Mountain House.

Work Quality

We’re certain that you’re not looking for a company to do a shoddy job installing windows. We’ve vetted each company included in our guide to ensure its contractors are well-qualified and that the company has gotten a lot of positive customer feedback to vouch for its service.

Customer Reviews

We analyzed trends in recent customer feedback to find the companies with the highest rates of customer satisfaction. Customer satisfaction might be the factor we place the most value on, as it reflects the quality of services across nearly every category, including cost, warranty, quality of parts, quality of installation, professionalism and more.

Cost

Cheaper windows don’t necessarily mean better windows, but we know many of our readers want to keep costs as low as possible. When analyzing providers’ prices, we gave higher scores to companies with reasonable prices and accessible financing rather than “cheaper” services.

Warranty

As discussed previously, windows are a considerable investment, so you’ll want to make sure that investment is well protected. Window installation companies that give you lengthy warranties for products, parts and installation (aka workmanship) 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 will earn higher rankings by our standards. We like to see at least ten years of experience.