This closed-cell spray foam kit is formulated with a next-generation HFO propellant that boasts ultra-low Global Warming Potential (GWP <1) and zero Ozone Depletion Potential (ODP). It is non-flammable and free from volatile organic compounds (VOCs), making it a safer and more environmentally responsible choice. Whether youre insulating wall cavities, sealing around mechanical penetrations, or filling gaps in hard-to-reach places, this kit provides high performance with minimal impact.