Question: 1. Consider the room in your assignment No. 1 and calculate the moisture flow of the exterior walls for 24 hours and find the RH


1. Consider the room in your assignment No. 1 and calculate the moisture flow of the exterior walls for 24 hours and find the RH at each interface given the below conditions. Compare the results and evaluate the impacts of various types of vapour barriers. Mark the location of condensation, if it occurs within the wall assembly. The exterior RH is 50% and the interior RH is 35%. Assume the wood studs don't exist. a. The vapour barrier is a 0.15mm Polyethylene film. (4 Points) b. The vapour barrier is a 0.05mm Polyethylene film. (4 Points) C. The vapour barrier has been eliminated from the assembly. (4 Points) The exterior wall construction is as follows from exterior to the interior: Face Brick (100mm) Air Space (19mm) Continuous extruded polystyrene Insulation board (Thickness varies in different version of the assignment) Single Kraft Building paper (vapour permeable air barrier) Plywood sheathing, Exterior Grade (12.5mm) Mineral fiber insulation (92mm) Vpour Barrier Gypsum board with no primer or paint (12.5mm) . 2. Consider the room in your assignment No. 1. If the room is considered as a residential dwelling built after December 31, 2016, located in Climate Zone 2, and heated with electricity does the R or U values for the exterior walls, roof and windows meet the requirements of the prescriptive compliance package of SB-12? Prove your answer. (3 Points) Assume the assemblies exactly as indicated in Assignment No. 1. 1. Consider the room in your assignment No. 1 and calculate the moisture flow of the exterior walls for 24 hours and find the RH at each interface given the below conditions. Compare the results and evaluate the impacts of various types of vapour barriers. Mark the location of condensation, if it occurs within the wall assembly. The exterior RH is 50% and the interior RH is 35%. Assume the wood studs don't exist. a. The vapour barrier is a 0.15mm Polyethylene film. (4 Points) b. The vapour barrier is a 0.05mm Polyethylene film. (4 Points) C. The vapour barrier has been eliminated from the assembly. (4 Points) The exterior wall construction is as follows from exterior to the interior: Face Brick (100mm) Air Space (19mm) Continuous extruded polystyrene Insulation board (Thickness varies in different version of the assignment) Single Kraft Building paper (vapour permeable air barrier) Plywood sheathing, Exterior Grade (12.5mm) Mineral fiber insulation (92mm) Vpour Barrier Gypsum board with no primer or paint (12.5mm) . 2. Consider the room in your assignment No. 1. If the room is considered as a residential dwelling built after December 31, 2016, located in Climate Zone 2, and heated with electricity does the R or U values for the exterior walls, roof and windows meet the requirements of the prescriptive compliance package of SB-12? Prove your answer. (3 Points) Assume the assemblies exactly as indicated in Assignment No. 1
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