
Keep the cool air in while maximizing your home's energy efficiency with Energy Efficient Windows.
We Install Replacement Windows that are Energy Star® Rated, Energy-Efficient Windows and Custom Fit for Your Home! Add comfort, improve your home's value and save on heating and cooling costs.
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Drafty, single-pane or aging vinyl windows push your Sacramento air conditioner harder every July afternoon. We install Energy Star® rated replacement windows, custom fit to your openings, so the glass and frame stop passing summer heat into your rooms.
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Our current discount of up to $750 applies to new vinyl windows that we measure and install, so the work stays in one set of hands from the first measurement to the final check. One accountable team handles the job, and a dedicated project manager coordinates scheduling, communication and quality checks. You get a firm total price in writing before work starts.
The styles we install include:
Double hung and single hung
Casement
Bay and bow
Garden windows
Before you invite anyone to measure your house, check how their work held up for past clients. GVD Renovations holds an A+ rating from the Better Business Bureau and strong ratings across hundreds of verified reviews on Google, Yelp and other platforms. Read the reviews by name and project.
To judge any installer's recommendation, ours included, you need to know what drives a window's performance. Four features decide how much heat a window lets through, namely the number of glass panes, the coating on the glass, the gas between the panes, and the frame.
Double pane glass traps a sealed air space between two sheets, which slows heat flow compared with a single sheet. Low-E coating is a thin metallic layer that reflects infrared heat, so summer heat stays outside. Argon or krypton fill conducts less heat than air, which improves the sealed space further.
Triple pane adds a third sheet and costs more. In Sacramento, where cooling loads dominate and winters are mild, the extra pane rarely repays its price. Double pane with a Low-E coating chosen for solar control is the type most homes here need.
Sacramento lies in the inland valley, where triple-digit summers make cooling the biggest energy cost. Sacramento sees triple-digit days every summer, so glass that blocks solar heat matters more here than glass that holds in winter warmth.
Bay Area conditions vary by city. Coastal and bayside homes face fog and mild temperatures, while Concord and Walnut Creek run hot and inland, much like Sacramento. San Jose is milder. We match the glass coating to your address, not to a single regional default.
The NFRC label on every rated window gives you numbers you can compare across brands. Two numbers drive the decision in this climate.
| Rating | What it measures | Lower or higher is better |
|---|---|---|
| U-factor | Heat flowing through the whole window | Lower |
| SHGC (solar heat gain coefficient) | Share of sun's heat entering the room | Lower for Sacramento |
| Visible transmittance | Share of daylight passing through | Higher |
| Air leakage | Drafts through the window assembly | Lower |
For Sacramento, prioritize a low SHGC, then a low U-factor. A low SHGC blocks sun heat before it enters the house, which is the problem you pay to cool.
California divides the state into 16 Title 24 climate zones, and Sacramento falls in Climate Zone 12. Each zone carries its own window limits for U-factor and SHGC.
The 2025 standard, in effect since January 1, 2026, sets a maximum U-factor of 0.27 and a maximum SHGC of 0.23 for Zone 12 replacement windows; replacing 75 square feet of windows or less allows 0.40 and 0.35. Your window's NFRC label shows whether it meets the limit. We confirm compliance before ordering.
Commercial buildings follow the separate nonresidential Title 24 standard, which sets its own limits by climate zone and window type.
Frame material is the next factor in meeting those limits, because aluminum conducts heat far faster than vinyl, so a plain aluminum frame carries Sacramento heat straight through to your interior. Thermally broken aluminum adds a plastic barrier inside the metal, which narrows the gap but does not close it.
Thermally broken aluminum usually has a higher (worse) whole-window U-factor than vinyl or fiberglass with comparable glass, and many vinyl and fiberglass windows with low-E glass meet the 0.27 limit. For Sacramento heat and Title 24, vinyl or fiberglass is the safer choice.
| Frame material | Installed cost per window, Sacramento | Heat performance in Sacramento |
|---|---|---|
| Vinyl | $500 to $600 | Strong insulator, lowest price |
| Fiberglass | $900 to $2,000+ | Strong insulator, rigid frame |
| Composite | $550 to $1,900 | Good insulator, wide price spread |
| Wood | $800 to $3,000+ | Good insulator, needs upkeep |
| Wood-clad | 10% to 15% above unclad wood | Wood interior, exterior shell takes the sun |
Wood-clad suits you if you want a wood interior without repainting the exterior.
Low-E coatings reflect heat, and they also slightly reduce visible light and can tint the glass. Coatings built for solar control give the strongest summer protection but make rooms a little dimmer and may change how your view looks.
The other tradeoff is winter: a solar-control coating blocks some free passive heat from the sun. In Sacramento, where cooling costs outweigh heating, that tradeoff favors the coating. We show you sample glass in daylight so you judge the tint before you order.
Solar window film is the cheapest way to cut heat on windows that are otherwise sound. It reflects part of the sun's energy, but it does not improve the frame or the seals, so drafts and fogged glass remain.
Film also darkens the room and can void a glass manufacturer's warranty. Film can also trap heat in the glass and crack older single-pane units. Window film suits a short-term fix, while replacement fixes the actual problem.
Exterior shades and awnings block heat before it reaches the glass, so they outperform interior blinds or curtains, which let heat enter first. Insulated cellular shades help but do not match a Low-E double pane window.
Installed prices run $500 to $600 per window for vinyl up to $3,000+ for wood (see the frame table above). A whole house of ten windows in vinyl lands at roughly $5,000 to $6,000 before any discount.
ENERGY STAR estimates that replacing older double-pane, clear-glass windows saves about $253 to $373 a year on average, depending on climate, so energy savings alone take many years to repay a replacement. Your decision should also weigh comfort and condition.
Replace now if you see fogged glass, drafts, brittle or cracked frames, or sashes that no longer lock. If they still open, seal and look sound, you can wait.
The 25C credit paid 30% of qualifying window costs, capped at $600 per year for windows. It applied to Energy Star Most Efficient windows and covered work placed in service through December 31, 2025.
Federal legislation ended the credit after 2025, so windows installed in 2026 do not qualify. Confirm your own tax situation with a tax adviser.
Some jurisdictions require a permit for window replacement and some do not. It depends on whether you change the opening size or structure. When a permit is required, GVD handles the permitting process through the City of Sacramento or your county.
Unpermitted work can surface when you sell. It can also surface when an insurer inspects after a claim, or when a building official orders it opened up. Ask any installer whether your project needs one before you sign.
Business owners should know how commercial windows differ, because commercial projects follow different products and different energy rules than homes. Commercial buildings typically use aluminum storefront and curtain-wall systems with thermal breaks. Homes use vinyl, fiberglass or wood. Commercial glass must meet nonresidential Title 24. It must also meet commercial NFRC ratings.
GVD performs residential, multifamily and commercial renovations. For a business, ask whether any SMUD commercial incentives apply. Commercial window replacement in Sacramento typically costs $90 to $180 per square foot installed.
We bring the tools to measure your openings at the free in-home consultation, then give you a detailed fixed-price proposal and a timeline for completion. If you are unsure which windows fit, we recommend frame, glass and style for your address.
Book a free window quote and get a firm fixed price
Our design showroom in Rocklin lets you handle samples in person before or after you book a quote.
Our family-owned company runs that showroom, so you can compare frame styles and finishes in person.
A single point of contact manages your project.
When a permit is required, we handle the permitting process.
We offer combo, senior and military discounts.
We are an Andersen Certified Contractor and an Anlin Certified and Authorized Dealer.
We carry full liability and workers' compensation insurance. Our California contractor license is #989637.
Financing is offered through third-party lenders, with flexible payment options. Approval, rates and terms depend on credit profile, and not all applicants qualify. Checking eligibility takes minutes and does not affect your credit score.
We install windows in Sacramento, Roseville, Folsom, Elk Grove, Davis, Rocklin, Lincoln, Granite Bay and El Dorado Hills. In the Bay Area we serve Oakland, Berkeley, Concord, Walnut Creek, San Jose, Novato, Petaluma, Santa Rosa and the North Bay.
Replacing failing windows with Low-E, double pane vinyl or fiberglass cuts the heat your air conditioner removes each summer.























