Residential ConstructionVersion en ligne Use this interactive map to learn about the layers that are used in residential construction. par Jenna Duff 1 Floor Joist 2 Header 3 Vapor Barrier 4 Insulation 5 Roof Felt 6 Roof Sheathing 7 Truss 8 Wall Sheathing 9 Siding 10 Sill 11 Sole Plate 12 Stud 13 Subfloor 14 Top Plates