UPF 50+ & Waterproof: This RV awning fabric replacement blocks 98% of harmful sunlight and withstands up to 98.43 in (2500 mm) hydrostatic head. It keeps your RV dry and cool in rain or intense sun while resisting dampness Size Options: Available in 15 ft (4.57 m), 16 ft (4.88 m), 17 ft (5.18 m), and 18 ft (5.49 m), our awning fabric fits most manual and electric RV awnings. Measure the distance between the center of the right and left awning arms before purchase 18 oz Heavy-Duty Fabric: Crafted from 4-layer high-density 18 oz/㎡ (510 g/㎡) PVC mesh, this replacement RV awning fabric withstands strong winds, tears, and wear. Double stitching and heat-sealed seams deliver lasting performance for outdoor use Quick Installation: The camper awning replacement fabric includes three sewn-in PE ropes for secure attachment. The detailed user manual guides you securely through replacement, even for complex torsion spring systems