The ventless Splendide condenses the water while drying and sends it down the drain. Everyone I've talked to says to go with the vented model. We have the Combo Splendide in our Montana and love it and it works fine as long as you don't over load it.
Michelle & Ann
2018 Chevy 3500HD Crew Cab High Country DRW, D/A, 2016 RW39MB, Dual ACs, Auto Level, Auto Sat Dish, Stack W/D, King Sleep #, 17.5" Sailuns w/Disc, MORryde IS & Pin, Comfort Ride Hitch, 5.5 Onan, Res Fridge & Induction Cook Top