Cellulose insulation has been a tried and true method of insulating homes for decades. It is made from recycled newsprint and other recycled paper with one of the highest percentages of the post consumer waste content of any insulation. It is treated with recognized safe fire retardants. Numerous tests have shown that spray cellulose insulation is better at preventing the spread of fire in a building than other insulation products. Its excellent sound insulating properties, its ability to provide an effective 1-hour fire rating, high R-value per inch, and industry-leading environmental properties, makes cellulose insulation a perfect choice for installation