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No. 1389 Project Granite City Housing Authority Duplex Prototype Status Pre-certified
Lead CPHC Tony Holub
Builder Location Granite City, IL
QA/QC Rater Architecture Planning Farr Associates Mechanical Systems Designer Calor Engineering
Constr. Type Timber Bldg. Function Multifamily Floor Area 1150
Project Type New Construction HERS Index LEED Rating
Energy Star Rating Heating Degree Days Cooling Degree Days
Units 2 Certification Type PHIUS+2015    
Exterior Wall Cement Board rainscreen, furring, 4" Roxul Comfoboard, Fluid Applied Air Barrier, 3/4" plywood, 2x6 framing w/ mineral wool batt, 5/8" gyp bd
Floor 1st Floor - 4" S.O.G., 10mil VB, 6" EPS 2nd Floor - 2" concrete topping slab, 3/4" plywood, open web joists, 5/8" gyp bd on resilient channels.
Roof 14 1/2" blown cellulose insulation, 2x roof truss, 5/8" plywood attached to bottom of truss, fluid applied air barrier, 5/8" gyp bd on 2x framing.
Window Frame Wood clad aluminum
Window Glazing Tripane
Entrance Door Wood clad aluminum
Ventilation BOD - RenewAir EV200
Heating System Heat Pump
Submitter Tony Holub
Air-tightness Minimum 0.04 cfm/sf. Will incentivize and target 0.03 - 0.035
Cooling System Heat Pump
Construction Year
Additional Consultants Goodfriend Magruder Structure, TW&M Civil
Additional Notes

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