Techshield works off a quality called emissivity. If you install the foil facing up and then put roofing felt and shingles on top you will get no benefit. Put simply emissivity is the action of not converting energy into heat.
forward solar roofing review
fascia gutter hangers
flat roof gazebo kits
fire resistant roof panels teller
exterior sheet metal grimes
flo free gutter
engineered wood siding sheets
double 5 dutch lap vinyl siding white