To achieve an R-30 rating with cellulose insulation, you typically need about 12 to 14 inches of insulation depth. This thickness can vary slightly based on the specific density and type of cellulose used, so it's always best to refer to the manufacturer's specifications for the most accurate guidance. Proper installation is essential to ensure the insulation performs effectively.
R49 is equal to 13 settled inches of cellulose insulation. If the insulation has not settled yet then it should be between 15-16" deep.
72 inches equals how many yd
77mm equals 3 inches.
5.3 inches equals 0.134meters 0k...........
12 inches
It equals 64 inches =) xD
38.1 mm equals 1.5 inches
0.75 inches equals 19.05mm
4.812 inches
One foot equals 12 inches.
65 inches equals 165.1 centimeters.
1.21 inches equals about 0.1 feet.