Mobile Home Underbelly now we are re Underbelly Rv Insulation
The foil will reflect the heat, wherever it is in the stack of materials, but most of the parallels that I can find, put the foil on the warm side. This is a quick rundown of what we did to skirt our RV. Skirting the RV has helped us heat the RV easier, stay warmer in freezing 2 Minute Underbelly Repair - Product & Install! ...