Batt insulation consists of pre-cut, flat pieces that resemble small blankets. This type of insulation is one of the most common forms and is available in various materials, including fiberglass, mineral wool, and sheep's wool.
R19 insulation is 6.25 inches thick. This type of insulation is typically made from fiberglass and is designed to provide substantial thermal resistance, with an R-value of 19. It is commonly used in residential and commercial buildings to enhance energy efficiency and comfort.
Cellulose insulation appears fluffy and usually comes in shades of beige, gray, or tan. Its texture and appearance are similar to papier-mâché, paper pulp, or finely shredded paper, giving it a unique and easily recognizable look.