XI RV Cover X Storage Bag X Adhesive Reinforcement Material R® Weighted Tie Down Buckles PREPPING FOR INSTALLATION: . Ensure that you have purchased the correct size cover for your RV. Visit ADCOprod.com to review sizing. Measure your RV from end to end including bumpers spare tire and ladder, excluding hitch {where applicable) and mirrors that extend beyond the front of the coach. . Clean your RV thoroughly. Otherwise, you run the risk of black streaks. .