Carefree 242000 20' Canopy Extension Solid white vinyl slides into the 3/16" free slot of your existing RV awning gives you an additional 8" of canopy extension for maximum shade protection Fits all manual and 12V awnings with an empty 3/16" diameter slot in the roll tube; No drilling required; Simply slide the canopy in the roller-tube, set the legs, install the straps and stakes (included) Comes with a convenient lightweight storage bag; Includes adjustable support poles; 1 year warranty;