Is a vapor barrier necessary under a mobile home?
Is a vapor barrier necessary under a mobile home? Moist ground and standing water under a mobile home generate water vapor that accumulates in the crawlspace and can rise up into the home, slowly damaging the structure over time. HUD and manufacturers both require new homes to have a vapor barrier if it will be enclosed with skirting or other materials. How much does a vapor barrier cost for a mobile home? A mobile home vapor barrier costs $0.15 to $0.50 per square foot for the material only, and between $2 and $4 per square foot for a complete installation....