R-values range from 11 to 38. The cost for batt and roll insulation starts at $0.12 to $0.16 per square foot for a three-and-a-half-inch barrier that provides a value of R-11. The cost of a single roll of reflective insulation varies according to its R-value.Typically, the cost averages $0.25 to $0.75 per square foot and comes in rolls up to 40 feet long.he cost of a single roll of reflective insulation varies according to its R-value. Typically, the cost averages $0.25 to $0.75 per square foot and comes in rolls up to 40 feet long.
A good way to slow your metabolism and gain weight fast is to switch your exercise routine to be more weight focused. Weight lifting builds muscle mass, and when combined with a good protein intake it can really increase your weight.
Target your desired weight gain. To gain 1 pound per week you must eat 500 extra calories per day -- 3,500 calories is equal to 1 pound You should not try to gain weight rapidly, but gradually: one to 2 pounds per week.