+3 Sentinel 522 ODOR DESTROYER BLOCK 5lb. SN522OB/8-5 $37.08 In stock Quantity: 1 Add to Bag Product Details Sentinel 522OB Odor Destroyer Block is a convenient semisolid product which can be used in a variety of locations and spaces to remove unwanted odors. 522OB is fresh scented and will block and destroy odors at their source. PRODUCT DATA SHEET SAFETY DATA SHEET PRODUCT LABEL Save this product for later Favorite