Model 400 - INSULATED SUNROOM
Upgrade Your RV with an Insulated Sunroom by Sunspace RV
The Sunspace Model 400 sunroom is the ideal way to enjoy your Park Model or Destination Trailer for a longer season, while benefiting from enhanced energy efficiency. Its 3″ high-density foam panels provide heat retention, while the aluminum extrusions ensure support against wind and snow. Integrated thermal breaks help minimize heat loss and reduce condensation.
Double-glazed, Low E-Argon gas glass windows add protection, maintaining comfort inside your extended season model.
BENEFITS & FEATURES
- High-Density 3″ Foam Panels in the room walls support insulation and help maintain comfort during the extended season.
- Heavy-Gauge 3″ Aluminum Extrusions provide support against wind and snow, strengthening the structure.
- Breaks Integrated into the Extrusions reduce heat loss and condensation to support a stable environment.
- High-Efficiency Low E-Argon Gas Glass Windows add protection from outside temperatures and help limit heat transfer.
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Available Colours
Driftwood
White
Looking For Design Inspiration?
Sunspace Model 300 & 400 Sunrooms
Inspiration Sunspace -2
With Our Dedicated Team, You’ll Always Get Prompt Service
Contact Sunspace sunrooms
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.








