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Custom Sunrooms Built for the Lowcountry

Transform your outdoor space with Sunspace's factory-certified sunroom installations serving Charleston, Mount Pleasant & Summerville.

30+ Years Experience in the Lowcountry
Lifetime Warranty on All Products
Factory-Trained Certified Installers
(843) 212-2437

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MODEL-400

MODEL 400 SUNROOM

The Model 400 Thermal Insulated Sunroom by Sunspace builds upon the 3-Season Sunroom, elevating your home or cottage experience with unmatched comfort and seasonal enjoyment. Serving Charleston, Hilton Head, and Summerville! this premium sunroom lets you embrace the outdoors without compromising on climate control or style.

Advanced Thermal Performance

This sunroom features double-glazed, high-efficiency Low-E Argon gas glass windows, coupled with commercial-grade thermal breaks in the aluminum extrusions. These design elements significantly reduce condensation and heat loss, ensuring year-round comfort while handling wind loads with ease. The Sunspace Thermal Roof System offers superior structural integrity, making it a reliable choice for extreme heat in the southeast.

Thermal Room Walls for Maximum Comfort

Enjoy high-density 3-inch foam panels that keep your sunroom warm and comfortable, even on chilly days. Heavy-gauge 3-inch aluminum extrusions provide robust support against wind and snow loads, while commercial-grade thermal breaks further enhance insulation. This advanced design makes your sunroom a cozy retreat regardless of the season.

Therma-Deck: Strength and Insulation Combined

Add even more versatility with Therma-Deck, a pre-manufactured floor deck system available in multiple thicknesses—4-1/2″ (R17), 6-1/2″ (R26), and 8-1/4″ (R35). Engineered with oriented strand board sheets and an insulating core, Therma-Deck eliminates costly foundation work while delivering exceptional strength and energy efficiency. Its finished surface is ready for your choice of carpet, tile, laminate, or hardwood flooring, and it also doubles as a roofing product.

Customization and Style

Tailor the Model 400 Sunroom to your needs with a wide selection of top-quality door and window systems. Available in clean, modern colors like White and Driftwood, this sunroom seamlessly complements any home aesthetic.

Transform Your Home Today

Don’t let the elements keep you cooped up. With the Sunspace Model 400 Sunroom, you can extend your living space and enjoy stunning views from the comfort of a high-quality, thermal-insulated sunroom. Whether you’re in Charleston, Hilton Head, or Summerville, upgrade your home or cottage with a durable, energy-efficient solution that redefines outdoor living.

Start your journey toward comfort and luxury today with the Sunspace Model 400 Sunroom!

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Door Systems

WEATHER MASTER DOOR SYSTEMS

Sunspace Vertical Four Track Entry Door

Designed for sunrooms and porch enclosures, the Sunspace Vertical Four Track Entry Door combines durability, versatility, and elegant design. Featuring inset WeatherMaster Windows, these doors provide excellent ventilation and sunlight control with customizable tint options. Whether you’re enhancing a sunroom or converting a porch, these entry doors elevate the functionality and aesthetic appeal of your space.

Versatile Design Options

Available in single or French-style double door configurations, the Vertical Four Track Entry Door is customizable to suit your needs. Choose from WeatherMaster Vinyl Windows or optional glass windows for a tailored look that seamlessly integrates with your sunroom or porch enclosure. Each entry door is custom-built to your specifications, including adjustable knee wall heights, ensuring a unified and polished appearance.

sunroom

Sunspace Vertical Four Track Entry Door

Designed for sunrooms and porch enclosures, the Sunspace Vertical Four Track Entry Door combines durability, versatility, and elegant design. Featuring inset WeatherMaster Windows, these doors provide excellent ventilation and sunlight control with customizable tint options. Whether you’re enhancing a sunroom or converting a porch, these entry doors elevate the functionality and aesthetic appeal of your space.

Versatile Design Options

Available in single or French-style double door configurations, the Vertical Four Track Entry Door is customizable to suit your needs. Choose from WeatherMaster Vinyl Windows or optional glass windows for a tailored look that seamlessly integrates with your sunroom or porch enclosure. Each entry door is custom-built to your specifications, including adjustable knee wall heights, ensuring a unified and polished appearance.

Key Features & Benefits

  • Flexible Sizing: Standard and custom sizes range from 24″-42″ in width and 60″-96″ in height, accommodating various applications.
  • Pre-Squared Frames: Ensures quality installation and prevents water leakage.
  • Fully Assembled Slabs & Frames: Provides a watertight and airtight finish for maximum protection.
  • Double Gasket System: Adds an extra layer of security against wind and rain.
  • Durable Hinges & Backer Plates: Stainless steel construction prevents sagging and allows for easy leveling, a first in the industry.
  • Pre-Installed Thresholds: Standard with all units for convenience and functionality.
  • Premium Hardware Options: Choose from Silver Satin, Bright Brass, or Antique Brass to match your decor.
  • Custom Kick Plate: Available at no additional charge for enhanced design flexibility.

Advanced WeatherMaster Technology

Exclusive to Sunspace, WeatherMaster Window and Door Systems are designed to transform porches, sunrooms, and patio enclosures into versatile 3-season living spaces. With maintenance-free, vertical, or horizontal 2 and 4-Track Vinyl Windows, WeatherMaster products are custom-fit for any opening. The View Flex vinyl glazing is more durable than glass and comes in various tints, giving you full control over sunlight and ventilation.

Effortlessly adjustable, the WeatherMaster system can provide up to 75% ventilation while reducing wind, rain, pollen, and noise. These systems are backed by a Manufacturer Factory Warranty and deliver comfort, beauty, and value to your home.

Available Colors & Tints

  • Colors: White, Driftwood, Bronze, Black, and Grey.
  • Tints: Clear, Smoke Gray, Dark Gray, and Bronze.

Build Your Dream Sunroom!

Upgrade your sunroom or porch with the Sunspace Vertical Four Track Entry Door, a versatile, economical, and stylish solution for expanding your home’s functionality. For additional options, explore the WeatherMaster Plus Stacking Door/Wall System and experience the ultimate in customization and comfort.

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MODEL 300

MODEL 300 SUNROOM

The Model 300 Sunroom by Sunspace is a bright addition to any home, cottage or business! Insulated aluminum pillars, a durable Sunspace Roof System with Integrated gutters and single glazed glass Windows give this 3-Season Sunroom strength, stability and a virtually maintenance free exterior.

Custom-designed to fit your property and easily installed over an existing deck, porch or even as a carport! Patio Room Systems from Sunspace are perfect for seasonal use, giving you and your family a reliable and sturdy addition that extends your favorite seasons that much longer.

Enjoy increased living space and the outdoors protected from bugs, weather and UV Rays in the comfort of your new 3-season Sunspace Sunroom.

MODEL-400

MODEL 400 SUNROOM

Building on our 3-Season Sunroom, the Model 400 Thermal, Insulated Sunroom by Sunspace takes you and your family to a new level of comfort while extending your enjoyment of the seasons.

Double glazed high efficiency, Low E-Argon gas Glass Windows and extrusions with commercial grade thermal breaks combine with the Sunspace Thermal Roof System to provide strong support for wind load while reducing condensation and heat loss.Take your comfort through the extreme heat of the southeast by adding a new high quality, customized and comfortable living space to your home or cottage. Don’t let nature keep you inside, enjoy your view without the heat from the comfort of your new Sunspace Sunroom!

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