Enverge CI Exterior Wall Insulations provide strong thermal performance in commercial wall applications and offer continuous insulation within the building envelope. Both insulations incorporate a proprietary foam technology that use an HCFC-free blowing agent that does not contribute to the depletion of the ozone (non-ODP). They also provide the highest R-value per inch versus other wall insulation products and meet the NFPA 285 code. Product solutions are available from 1-inch to 4-inch thicknesses in 1/2-inch increments. For information, visit firestonebpco.com.