2019 International Serenity 25RB Twin. New Listing - Original Owner. Just lowered price so not going to be around long. Always stored inside our indoor arena. Excellent condition has not had heavy use and exceptionally well maintained. All mechnaical systems in this RV are like new! This trailer has most of the Airstream upgrades, its a gem! Trailer Factory upgraded with a heat pump that will provide all electric heat but still have the option to utilize the propane gas fired furnace. Interior is immaculate. Has lots of indoor storage and has five outside storage lockers. Also has been fitted with a receiver hitch on back for a bike rack or similar. Added 200W Zamp solar system with AGM batteries - great for offgrid camping. Pulls easily behind our Ford F150 pickup. Full specifications loaded to picture section on this website. Most of the pictures taken are of airstream stored indoors. Just added more pictures of interior including cabin storage space. We are a retired couple selling this travel trailer. Please only contact us if you are specifically looking for this model Airstream trailer. This trailer is available to serious buyers to visit - located on Westside of Denver.