24x12 apex tantalised garden Storage shed double doors 3 windows

24x12 apex garden storage shed double doors x3 windows specifications of shed materials. Tanalised 19mm T/G pressure treated Cladding, Tanalised 61mm x 38mm (3’x2′) CLS Framework Tanalised 61mm x 38mm (3’x2′) CLS Floor Bearers Tanalised 61mm x 38mm (3 x2') CLS Roof Joists Tanalised 23mm (1 inch) Think Floor Boards 13mm tongue and grove kiln dreid roof boards. 40kg heavy duty felt. All 4mm toughened safety glass.  (No chipboard/ plyboard or OSB used in our sheds/ buildings at all.)