Greenfiber Low Dust Cellulose BlownIn Insulation 19 lbs ...
The machine also needed the insulation to be broken up by hand saving me no labor over having to do the same thing with the leaf blower. I do not think the store machine broke it up a fine as the leaf blowers small impeller. The machine may have an advantage when you have large open cavities as I still had to drill holes every 3 to 4 feet.