CalMark Cover Company

California-based CalMark offers custom RV covers handmade to the exact dimensions provided by each customer. Founded nearly 30 years ago by Arthur Miller, CalMark uses only Sunbrella fabrics designed to withstand intense sun and harsh weather conditions. Its covers are 100 percent USA-made using Fabric Stress Reinforcement technology and come with a full warranty.

CalMark Cover Company, 800-838-7236,