Loading...
HomeMy WebLinkAboutFile Documents.950 Cemetery Ln.0152.2019 (30).ARBK #8014- 950 CEMETERY LANE, ASPEN, CO - UNVENTED ROOF CONSTRUCTION DEW POINT CALCULATION MAB " 'f ' ? LAYER R-VALUE OUTSIDE AIR LAYER 0.17 ASPHALT SHINGLES 0.44 ICE AND WATER SHIELD 0.06 =, .I•��,A�‘‘,, 2" RIDGID INSULATION 10.00 • •" , �1 2"T&G WOOD 0.94 IQ %• o! 5-1/2" SPRAY FOAM - R 7/INCH 38.50 i # • oi INSIDE AIR LAYER 0.68 L or�- i de5/8"GYPBOARD 0.56 • �� •• INSIDE AIR LAYER 0.45 •° FROM INSIDE TO VAPOR BARRIER 1.69 R-VALUE `4, 4�— TOTAL 51.80 R-TOTAL IV/ RATIO 0.03 Kr a c. MM9 M> MDT DP@ DP@ DP@ DP@ DP@ TI 20% RH 25% RH 30% RH 35% RH 40% RH AN MONTH I 7 30I 33 37 411 45 67 MDT= 0.2%ASHRAE Winter Design DP= Dew Point RH = Relative Humidity TI =Temperature of Sheathing/Insulation Interface= 70-[(R-value)/(R-total) x(T-room -T-outdoor)] T-room (ceiling) = 75 RECEIVED 10/19/2018 ASPEN BUILDING DEPARTMENT