The Heavy Duty Apex is a substantial building manufactured with 2" x 2" (50mm x 50mm) framing throughout. All the windows are joinery made and include an opening window as standard. The Apex model features a heavy-duty fully framed 3' (910mm) door which has 3" x 2" (75mm x 50mm) framing and a 3 lever lock with handle. The choice of 4' and 5' Doors is a very popular optional extra. The door/s can be positioned to your requirement. This building can be made bespoke to suit your needs, please contact us.