Treetop produces a top of the range selection of sheds. Many optional features are available on Treetop Sheds including: Improved Security Door, Extra Opening Windows, Extra Single / Double Doors, Stable Doors, Acrylic Glazing, Extra Heavy Roofing Felt, Extra Wide Doors, Log Lap Cladding, Window Boxes, plus many more. Please contact us for prices. Specifications Size options: 6 x 4 , 6 x 5'6, 6 x 6'2, 6 x 9 -Modular sheds made up in 900mm panels -Flexible door and window position -Swedish white deal timber -32mm square framing -Double to 64 x 32mm at each joint -12mm thick tongue and groove cladding -Floor joists are pressure treated -Log store not included, optional extra We also offer an installion service to all the mainland, although customers living in the extreme north of Scotland may be charged a premium