Premium Sunroom Builders in California

Custom sunrooms designed to bring more light, comfort, and everyday functionality to your home.

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Transform Your Outdoor Space Into a Sunroom

Engineered with 10mm-12mm tempered glass for ultimate safety and views.

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Advanced Weather Protection

Keep the wind, rain, and dust out while keeping the comfort in.

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California’s Official Lumon Dealer

Access world-class Finnish engineering with local, certified installation.

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Year-Round Outdoor Comfort

Transform your sunroom into a year-round sanctuary for work or play.

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Trusted Expertise Proven Results

We deliver premium European glass systems for modern homes, combining durability, seamless integration, and a refined finish to enhance outdoor living spaces with year-round comfort and style.

1,000+

Successful Projects

5-Star

Rated by Homeowners

10+

Years Experience

European

Premium European Glass Systems

Transforming Outdoor Spaces

See how a custom sunroom can turn outdoor areas into bright, functional living space filled with natural light.

Bring More Light, Space & Year-Round Comfort to Your Home

A custom-built glass room designed to integrate beautifully with your home while creating a bright, comfortable space for everyday living.

See Our Sunrooms in Action

Take a closer look at how our custom sunrooms bring light, comfort, and functional living space to everyday life.

From Vision to Reality in 3 Simple Steps

Turn your ideas into a beautifully crafted space with a clear and simple process. From initial consultation and design planning to expert installation and final finishing, each step is carefully managed to ensure a smooth experience and outstanding results.

01

Initial Custom Design Preview

See your sunroom before construction begins with a detailed visual rendering tailored to your home.

02

Free Design Consultation

We visit your home, take precise measurements, and discuss your vision, layout, and goals.

03

Professional Installation

Our skilled team handles every step of the build and installation process with care and attention to detail.

Our sunrooms have been tested worldwide

Originally developed in Finland, our sunrooms are built for lasting performance in demanding weather conditions. Trusted for decades in Europe and worldwide, they are designed to handle heat, cold, rain, and wind while creating a comfortable, protected space year-round.

Get Inspired, See how we changed Outdoor Living

Get inspired by real transformations that redefine outdoor living into elegant, functional spaces designed for comfort, style, and modern lifestyle.

Request a free, no-obligation quote today

Share a few details about your project to request your free, no-obligation quote. From design preferences to installation needs, our team will provide a tailored solution that fits your space perfectly.

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Trusted by Homeowners & Industry Professionals

See what our clients have to say about their experience. From quality craftsmanship to reliable service, we take pride in delivering results that exceed expectations and create lasting satisfaction.

Client Satisfaction
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We installed a sunroom with Open Space Glazing, and it completely transformed our space. It’s now bright, comfortable, and usable year-round. The design is clean and minimal, with excellent build quality. The entire process felt smooth, professional, and well executed.

We added a sunroom with Open Space Glazing to extend our living area, and it completely changed how we use our home. What used to be an outdoor space we rarely used is now where we spend most of our time. The system feels incredibly refined. Clean lines, smooth operation, and no visual heaviness. It stays bright, comfortable, and protected in different weather conditions.

Ready to transform your outdoor space?

Whether it’s a balcony, patio, porch, or deck — our glazing solutions bring comfort, style, and year-round usability to any outdoor space. Let’s build something beautiful together.

Our sunroom turned into the most used space in the house. It feels open and connected to the outdoors, but at the same time warm, quiet, and protected. The design is minimal and elegant, exactly what we were looking for. Nothing feels bulky or intrusive, just clean glass and light.

Frequently asked questions

Get personalized answers and pricing tailored to your balcony or terrace project.

Can a sunroom be used year-round?

Yes. A sunroom creates a bright, comfortable space that can be enjoyed throughout the year in a wide range of weather conditions.

OpenSpace Glazing provides sleek frameless designs that flawlessly integrate indoor and outdoor spaces, enhancing the beauty of any home.Open Space Glazing is the official dealer of Lumon in California, a company producing frameless retractable glazing systems since 1978.

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