$105 per Box - 17 Boxes available. 1" x 1" x 4' 10pc / Box - Compressible intumescent firestopping that provides 1- and 2-hour fire-ratings for both dynamic and static joints according to UL- 2079 5th edition on both concrete and fluted decks without spray over mineral wool https://cemcosteel.com/product/hot-rod-type-x/