RAPID FIRE Rapid Fire air make-up units are made to be fully customizable for your new or existing booth. These powerful heating units can be equipped with up to 3,500,000 BTU heaters to suit even the most high turn-over demands. It's peak performance, while being designed to be highly-efficient and energy saving. SPECIFICATIONS Models CZ-PLTDF 1M-3.5M Fan Size 20' - 42' Heater BTUs 1MIL - 3.5MIL CFMs 9,000-32,000 Dimensions Varies (upon model) Cure Touch Upgrade VFD Included Compliance California Building Code California Fire Code California Electric Code California Plumbing Code National Electric Code California Mechanical Code California Energy Code NFPA 13, 17, 133 Approved burner to rule 1147 South coast air quality managment district