ADCO 32840 Designer Series Tan/White Tyvek Travel Trailer RV Cover, (Fits 18'1" to 20') ADCO All Climate Designer Series Travel Trailer Contour-Fit 3 Layer RV Covers - The most durable ALL CLIMATE Travel Trailer cover on the market DuPont Tyvek top panel now with up to 40 percent more Tyvek fabric provides maximum protection against the sun's damaging UV rays Extends below most awnings 3-Layer High performance multi-color polypropylene sides insure maximum breathability Made to accommodate roof-top accessories such as air conditioner ADCO All Climate Designer Series Travel Trailer Contour-Fit 3 Layer RV Covers - The most durable ALL CLIMATE Travel Trailer cover on the market DuPont Tyvek top panel, now with up to 40 percent more Tyvek fabric, provides maximum protection against the sun's damaging U.V. rays Extends below most awnings 3-Layer High performance multi-color polypropylene sides insure maximum breathability Passenger Side Zipper Entry Doors will accommodate any door location