DC315 is a single component, water based intumescent paint coating designed as an interior Fire Protective Coating used to protect spray foam insulation from the interior conditioned space of a building. The intumescent coating can also be used in many different applications such as cold storage, parking garages and agricultural buildings by following a few additional steps to address these types of environments. DC315 is the most tested and approved intumescent alternative Thermal and Ignition Barrier System over SPF in the world.