Northern california s different temperatures prompt many homeowners to install reflective foil in the attic to preserve the energy.
Reflective foil in attic.
Also sheets of foil are more practical and economical that shredded pieces of aluminum radiant barrier chips and more effective because they allow for full coverage and easy access to your attic if needed.
If installed on top of attic floor insulation the foil will be susceptible to dust accumulation and may trap moisture in fiber insulation so it is strongly recommended that you not apply radiant barriers directly on top of the attic floor insulation.
Double bubble reflective foil insulation 36 inch x 25 ft roll industrial strength commercial grade no tear radiant barrier wrap for weatherproofing attics windows garages rv s ducts more.
Us energy products 2000sqft 4ft x 500ft diamond radiant barrier solar attic foil reflective insulation reflective aluminum breathable attic roof foil blocks 99 of heat 99 rf signals scif rfid by us energy products only 12 left in stock order soon.
Note that reflective foil will conduct electricity so workers and homeowners must avoid making contact with bare electrical wiring.
Although this method of laying over the attic floor won t lower the temperature of your attic space it will still reflect up to 97 of the radiant heat that strikes its surface thereby reducing heat transfer from the attic to living spaces resulting in lower utility bills.