Allows for full door opening to be utilized. 36" designed for up to 30" door opening that has standard moulding/trim, 32 if no moulding/trim.
Horizontal rail must be hung 86 1/8" from floor (total length needed including rail and rollers is 88" from floor). Clearance from wall to back of door is approximately 1.5 inches (if more clearance is needed, need to add headerboard). 68" x 1 3/4" x 1/4" rail comes with 36" door. Some hardware factory installed to shorten installation time (black handles are 9" top to bottom and width of 7"). Resists humidity, dust, termites, mold, and mildew. Doors may be painted if desired but should use primer first and paint that works on pvc.Cleans easily with damp cloth.