Trailer Roof Insulaiton Foam Board Vs Reflectix

Foam board for campervan insulation.

Trailer roof insulaiton foam board vs reflectix.

03 13 2014 05 27 pm akrvbob wrote. You may have small gaps in between the foam and the trailer frame boards. This low cost insulation method is simple enough for a novice to use the applicator and spray directly onto the walls of the rv. You get bonus points if the trailer insulation is produced in an environmentally friendly way.

Reflectix s stated r 14 r values for exterior walls are good only if the reflectix is paired up with r 13 fiberglass batt insulation. Bob please do not view refelctix as insulation. You don t want harmful gases or microscopic particles filling your living space. Not only can this material be used in various camping capacities but it s affordable and can be easily replaced if necessary.

Either the material is impervious to moisture like rigid foam board or spray foam or has moisture control properties and natural mold resistance. A roll of reflective bubble wrap can be cut down to fit a standard rv hot water tank. Foam board is very popular for diy van insulation. Reflectix project diy rv reflectix projects reflectix project for rv living in this video i give you our top 5 reflectix project for rv living whether yo.

Use aluminum tape in between the sheets of foam insulation and then use a spray foam to fill in larger gaps as needed. Foam board includes some cons that give me reservations. With the same r value as that of the rigid foam spray foam is best for those who avoid extreme temperatures with lightweight rvs. Reflective insulation products like reflectix might be one of the best inventions for life on the road.

Reflectix has an r. It s relatively inexpensive for the r value and comes in a variety of thicknesses and material compositions. Glued directly to the wall you are throwing your money away and polyiso from home depot would be much better. Without an air space refectix has very little value as insulation.

Air space equals r value if you don t provide air space this product provides almost no insulating value. Plain foam board will have an r value and will prevent convection and conduction but cannot reflect radiant heat. It does nothing to prevent convection or conduction transfer.