This model of Furrion Chill Replacement RV Air Conditioner for Furrion Setup, # FR86PR is best suited for replacement of similar installed unit. But yes it doable in terms of fit, form and function.
My suggestion however for replacing a Dometic Brisk unit such as yours is the 15K btu Advent Air Replacement RV Air Conditioner for Dometic Setup w/ Start Capacitor. Use the part number # ACDOM150B for a black cover or # ACDOM150 for a white cover. These options of AC units can be used to... view full answer...