Our robust Billy Oh Retford Premium Woodgrain Pent Storage Shed, MAINTENANCE-FREE storage huts are steel framed & vinyl clad for long life. All steel framing is manufactured from quality hot-dipped-galvanized steel with the wall cladding produced in a pleasing shiplap style. Both models feature an outward opening door which can be pad-locked. The door comes pre-assembled & hook onto the hinge pins which are ready mounted onto the door jambs. We would advise using concrete or slabs as your floor or alternately use timber sections applied internally for flooring. Please Note shelf unit is not included. What makes the Billy Oh RETFORD maintenance-free. No blistering or cracking. No splitting due to frost, snow or ice. No wind-torn roof felt. Rot, Rodent & Vermin free. Quality vinyl cladding. Long lasting, hot-dipped galvanized & pre-painted steel framing. Manufactured by Billy Oh.com.