...In the Walls Plumbing, electrical & Insulation (with V.B. vapor barriers)
Insulation (& V.B. vapor barriers) Attic 1. Air gap for venting b/w insulation & sheathing 6. Roofing felt or MB (moisture barrier) 2. & 4. Insulation (batt or rigid) 3.Vapor barrier (on warm side of wall or roof) 5.Drywall Finish wall 6. MB 7. Roof (shakes)
* Insulation Resists heat/air infiltration = R value (the higher the # the better) Insulation Symbol is a Looping line for Blanket or batt insulation Rigid Insulation Symbol is criss-cross lines
R 38 at ceiling or rafters R 21 in walls R 30 at floor Energy Code Why are these numbers highest at roof?
* energy saving Types of Insulation Material : Batts or blankets or blown or Rigid (at Header over door) or foam expanding insulation Header with Rigid Insulation
Insulation location : Attic..most critical area (as heat rises) Exterior walls Floors - separating unheated from heated areas [doors & window - insulated & with weather stripping] CRUSH LESS INSUL.
...on the walls Weather protection system = enclose house Isometric of an exterior wall with CLAPBOARD SIDING
Type of Siding: noted on elevation dwgs. Seen in section dwg. fianl layer Wood Shingles or (Shakes which are more random because they are split wood )
Type of Siding: Wood Shingles or (Shakes which are more random because they are split wood ) Shiplap wood siding Stucco
* Shingles Beveled Clapboard siding Or board & batten
* energy saving Flashing at Roof Stepped overlapped
Brick Wall (Masonry) ….on CMU or on wood framing –most common