Model 400 - INSULATED SUNROOM

Upgrade Your RV with an Insulated Sunroom by Sunspace RV

The Sunspace Model 400 sunroom is the perfect solution for year-round comfort in your RV, offering enhanced energy efficiency. Its 3″ high-density foam panels provide excellent heat retention, while the robust aluminum extrusions ensure strong support against wind and snow. Integrated thermal breaks help minimize heat loss and reduce condensation.

Designed for maximum performance, the thermal roof system improves wind resistance and reduces thermal transfer, while the innovative ThermaDeck system eliminates the need for costly foundation work. It provides a durable base that’s compatible with various flooring options, offering up to 25% better insulation than traditional floors. Double-glazed, high-efficiency Low E-Argon gas glass windows add another layer of protection, maintaining a comfortable climate inside your RV sunroom all year long.

BENEFITS & FEATURES

THERMADECK

ThermaDeck integrates effortlessly with Sunspace’s 3-season and insulated sunrooms to enhance thermal efficiency. Its insulated panels are engineered for superior heat retention, creating a warmer, more comfortable living space while helping to reduce energy costs. Offering up to 25% more insulation than traditional flooring systems, this innovative decking solution sets a new standard in comfort and performance.

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Available Colours
Driftwood
White
Looking For Design Inspiration?
Sunspace Model 300 & 400 Sunrooms
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Get started today by filling out the form to request a quote! Our team will contact you for an initial call, schedule an in-person visit, and provide a free, no-obligation estimate. Once approved, we’ll handle your project with expert care from start to finish.
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