Simpson Strong-Tie IS24-R IS 23-1/2'' L 14-Ga Insulation Support Wires (100-ct) BRAND NEW AND COMPLETE! THE BOX WAS OPENED AND INSPECTED. This Simpson Strong-Tie IS24-R IS 23-1/2'' L 14-Ga GInsulation Support Wires (100-ct) is a reliable product suitable for use in various applications. The brand is known for its quality products, and this item is no exception. It is made of carbon steel and is suitable for installation between joists and for keeping insulation in place. The unit quantity is one box, and the item weighs 5.16 LB. It is classified under the categories of Insulation, Insulation Accessories, Building Materials Supplies, and Business Industrial. With its excellent features, this product is a great choice for anyone in need of insulation support. Keep your insulation firmly in place with Simpson Strong-Tie insulation supports. The insulation supports are cut from carbon steel, spring wire for optimum flexibility and strength. Mitered tips dig into the wood, securing itself and insulation when installed between joists.