Radiant barriers consist of a highly reflective material usually aluminum foil which is applied to one or both sides of a number of substrate materials such as kraft paper plastic films cardboard oriented strand board and air infiltration barrier material.
Using aluminum foil in attic.
Cooking with aluminum foil is bad for your health keep in mind.
A radiant barrier can lower heat transfer from attics to the building below keep the attic space cooler and lower cooling costs by up to 17 in warmer climates.
Well we heard some folks were doing this installing reynolds wrap aluminum kitchen foil in their attic to block radiant heat and we wanted to learn more.
Aluminum foil is a common household product that s often used in cooking.
Radiant barriers are utilized to reduce summer heat gain in attics and help to improve the efficiency of green building envelopes.
So almost 4 years ago june 2010 we put out a blog post offering a free roll of insulation for anyone who would share details of insulating an attic with reynolds wrap kitchen foil.
Products 60 48 26 rolls.
If you face the foil in the attic and the paper out toward the roof it will work much better.
Since the foil is touching the paper it is conducting heat into the paper and then the paper radiates it into the attic.
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Some claim that using aluminum foil in cooking can cause aluminum to seep into your food and put your health at risk.
Some products are fiber reinforced to increase durability and ease of handling.
The foil cannot radiate heat but is a excellent conductor of heat.
26 wide perforated double sided radiant barrier foil for trusses.