VEVOR RV Awning Fabric Replacement, 6.15m Fabric Length for 6.4m Awning, Heavy Duty 3-Ply 16oz PVC Camper Awning Fabric, Waterproof & UV Protection Outdoor Canopy for RV, Trailer, Motorhome, Blue FadeProduct Features Versatile Size Options Our 20. 2 ft length RV awning fabric replacement is designed for 21 ft RV awnings and is compatible with various RV awning types. To ensure a perfect fit, measure the distance from the center of the left support arm to the center of the right support arm on your RV roller before selecting your awning fabric size. Avoid using old fabric or roller sizes as a reference to prevent installation issues. 16oz Durable