Compare van insulation materials to find the best fit for your climate and budget.
Breathable, moisture-wicking, best all-around
Natural, breathable, eco-friendly
Rigid, good for floors, requires vapor barrier
Highest R-value, seals completely, expensive
Radiant barrier only (not insulation)
R-5 to R-10: Basic insulation, mild climates
R-10 to R-15: Good for three-season use
R-15+: Winter-ready, cold climates
💡 Pro tip: Thinsulate is the most popular choice for van builds. It's breathable, doesn't trap moisture, and is easy to install.