[40+ Years of Experience]
Create more room to enjoy everyday life with a custom sunroom designed for comfort in every season. The Window Source of the Tri-Cities provides professional sunroom installation in Kingsport, TN, helping homeowners add bright, versatile living spaces filled with natural light and outdoor views.
We install Joyce Oasis® all-season sunrooms throughout Kingsport and Sullivan County. These custom rooms combine insulated glass, premium vinyl construction, and an engineered roofing system to provide the performance needed for year-round use. Instead of closing off the space when temperatures rise or fall, you can enjoy your sunroom as an extension of your home throughout the year.
Whether you envision an entertaining area, a peaceful sitting room, or flexible space for family activities, our team will help you plan a sunroom that suits your home and the way you live.
Ready to add more space to enjoy?
Contact us today to schedule your free estimate.
[Contact Us]
The Window Source of the Tri-Cities provides professional exterior home improvement services designed to improve your home's comfort, efficiency, and curb appeal.
We provide professional installation of high-quality, durable, energy-efficient windows designed to improve comfort and enhance your home’s appearance.
Upgrade your home with stylish and secure entry and patio doors, featuring ProVia doors known for their energy efficiency and customizable design options.
Improve your home’s exterior with durable, low-maintenance siding designed to protect your home while enhancing curb appeal.
Create a more comfortable and functional living space with a custom sunroom designed for year-round enjoyment, natural light, and lasting value.
Interested in upgrading your windows, siding, doors, or sunroom?
Get in touch today to schedule your consultation.A sunroom can give Kingsport and Sullivan County homeowners something traditional living spaces often can't: expansive views and abundant daylight combined with the comfort of an enclosed room.
The Joyce Oasis® Collection is engineered to provide that experience throughout the year. Its insulated wall, glass, and roofing components help maintain a comfortable interior environment, while large viewing areas preserve the open feeling that makes a sunroom unique.
At The Window Source of the Tri-Cities, we'll help you think through the placement, appearance, and functionality of your new room before your custom system is manufactured and professionally installed.
Wondering what your sunroom could look like?
Contact our team today to learn more about your options.
Adding a custom sunroom should be an exciting experience. Our team manages every step of the project while keeping you informed from beginning to end.
Our process includes:
We visit your home, evaluate the space, discuss your goals, and recommend the best sunroom design.
Choose from available Joyce Oasis® styles, colors, and glass options to complement your home.
Our team takes precise measurements to ensure your custom sunroom is manufactured specifically for your home.
Your sunroom is built to your home's exact specifications using premium Joyce Oasis® components.
Our Certified Master Installers complete your installation with exceptional attention to detail.
We review the finished project with you to ensure every detail meets your expectations.
Ready to start planning your sunroom?
Book your time today for a free in-home estimate.
A professionally installed four-season sunroom offers benefits you'll enjoy throughout the year.
Contact us today to discover how a custom sunroom can transform your home.

A sunroom should be more than a seasonal space you only use when the weather is just right. The Window Source of the Tri-Cities installs Joyce Oasis® four-season rooms designed to combine the openness of an outdoor living area with the everyday functionality of an interior room.

The way you plan to enjoy your sunroom helps guide the design. Our team listens to your ideas, evaluates the available space, and walks you through your options so the finished room reflects both your priorities and your home's character.
A successful sunroom installation depends on many interconnected details, from glass and framing to insulation and weather sealing. Our exterior home improvement experience gives us the knowledge to approach the entire room as one complete system rather than focusing on appearance alone.
Joyce Oasis® sunrooms feature premium vinyl construction, the ClimateMaster® Roof, SmartShield insulated glass, and SuperSpacer warm-edge technology. Each system is custom manufactured for the property and professionally installed by our Certified Master Installers.
From the initial design decisions to the finishing details, our team focuses on creating a sunroom that feels thoughtfully integrated into your Kingsport home.
Can The Window Source help me choose where to place a sunroom on my Kingsport home?
Yes. During your consultation, we'll evaluate your property, how the room would connect to your existing home, and your goals for the space to help determine an appropriate location.
How much of my sunroom will be glass?
Joyce Oasis® sunrooms are designed to maximize the glass viewing area. The exact configuration will depend on the room's design and the options you select for your home.
Can you build my sunroom so it coordinates with my existing siding and trim?
Yes. The Oasis® Collection offers multiple colors and styles, giving us options for creating a finished addition that complements your home's exterior.
Who handles the permits for my Kingsport sunroom?
The Window Source handles the required permitting process and coordinates applicable inspections so you don't have to manage those steps yourself.
How do I start planning a sunroom with The Window Source?
Schedule a free in-home consultation. We'll evaluate the proposed area, discuss what you want from the new space, show you available options, and provide a written estimate.
Contact The Window Source of the Tri-Cities today and book your free, no-pressure consultation.
Contact Us