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  • Table 5.1 (Surface)

List of Table 5.1 (Surface)

Zone Category Opaque Element Assembly Max. U-Value Insulation Min. R-Value Action
Zone 3 Opaque Doors Nonswinging 5.9
Zone 3 Opaque Doors Swinging 2.84
Zone 3 Slab-On-Grade Floors Unconditioned 0.727 1.18
Zone 3 Floors Steel-Joist 0.624 1.09
Zone 3 Floors Mass 0.567 1.22
Zone 3 Walls, Below-Grade Below-Grade Wall 1.305 0.62
Zone 3 Walls, Above-Grade Steel-Framed 0.34 2.43
Zone 3 Walls, Above-Grade Metal Building 0.255 3.77
Zone 3 Walls, Above-Grade Mass 0.591 1.67
Zone 3 Roofs Attic with Steel Joists 0.216 5.96
Zone 3 Roofs Metal Buildings 0.528 1.76
Zone 3 Roofs Insulation Entirely above Deck 0.397 2.38
Zone 2 Opaque Doors Nonswinging 5.9
Zone 2 Opaque Doors Swinging 2.84
Zone 2 Slab-On-Grade Floors Unconditioned 0.727 1.18
Zone 2 Floors Steel-Joist 0.624 1.09
Zone 2 Floors Mass 0.567 1.22
Zone 2 Walls, Below-Grade Below-Grade Wall 1.305 0.62
Zone 2 Walls, Above-Grade Steel-Framed 0.284 3.03
Zone 2 Walls, Above-Grade Metal Building 0.216 4.49
Zone 2 Walls, Above-Grade Mass 0.511 1.81
Zone 2 Roofs Attic with Steel Joists 0.19 6.91
Zone 2 Roofs Metal Buildings 0.47 1.99
Zone 2 Roofs Insulation Entirely above Deck 0.34 2.8
Zone 1 Opaque Doors Nonswinging 5.9
Zone 1 Opaque Doors Swinging 2.84
Zone 1 Slab-On-Grade Floors Unconditioned 0.727 1.18
Zone 1 Floors Steel-Joist 0.408 1.94
Zone 1 Floors Mass 0.397 1.97
Zone 1 Walls, Below-Grade Below-Grade Wall 1.305 0.62
Zone 1 Walls, Above-Grade Steel-Framed 0.255 3.42
Zone 1 Walls, Above-Grade Metal Building 0.193 5.04
Zone 1 Walls, Above-Grade Mass 0.454 2.06
Zone 1 Roofs Attic with Steel Joists 0.153 9.70
Zone 1 Roofs Metal Buildings 0.369 2.57
Zone 1 Roofs Insulation Entirely above Deck 0.272 3.54