Activity 1.3.3 Thermodynamics Answer Key

(30–31) Use the provided R-value chart and illustration below to calculate the R-value of the wall cavity and the R-value at the stud location. Wall cavity R-value. 5/8 drywall = 0.56 . Fiberglass batt = 11.00 (3.5 in. x 3.142) Extruded polystyrene = 4.00. Wood bevel lap siding = 0.80. ................
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