Bread & Roses Housing, Inc.
| SPECIFICATIONS & ASSUMPTIONS | Code Compliant Home |
Proposed Design |
HERS Verification |
Performance
Data |
| Building Information | ||||
Conditioned Area (ft2) |
2080 |
2080 |
2080 |
|
Conditioned Volume (ft3) |
15884 |
15884 |
17230 |
|
Insulated Shell Area (ft2) |
3256 |
3256 |
3319 |
|
Bedrooms |
3 |
3 |
3 |
|
Housing Type |
SF Attached |
SF Attached |
SF Attached |
|
Foundation Type |
Conditioned |
Conditioned |
Conditioned |
|
| Annual Energy Consumption MMBtu/yr | ||||
Heating |
77.64 |
41.38 |
25.60 |
|
Cooling |
3.92 |
2.08 |
0.00 |
|
Water Heating |
20.70 |
18.40 |
13.30 |
|
Lighting & Appliances |
26.63 |
25.37 |
20.50 |
|
Photovoltaics |
0.00 |
-14.73 |
-15.60 |
|
Total |
128.89 |
72.50 |
43.70 |
|
| Insulation | ||||
Slab Floors |
R10 |
R10 |
R10 |
|
Foundation Walls |
R10 |
R10 |
R10 |
|
Frame Floors |
None |
None |
None |
|
Walls |
R16 |
R19 |
R21 |
|
Ceiling |
R30 |
R30 |
None |
|
Roof |
R30 |
R30 |
R25 |
|
| Windows | ||||
U-Value |
0.35 |
0.35 |
0.36 |
|
SHGC |
0.65 |
0.28 |
0.27 |
|
Window/Wall Ratio |
0.16 |
0.16 |
0.184 |
|
| HVAC | ||||
Heating |
Boiler |
Boiler |
Boiler |
|
80% AFUE |
92 % AFUE |
95 % AFUE |
||
AC |
None |
None |
None |
|
Water Heating |
Conventional |
Conventional |
Intergrated |
|
.58 EF |
.66 EF |
.85 EF |
||
| Ventilation | ||||
Type |
None |
Exhaust |
Exhaust |
|
Flow Rate |
- |
55 cfm |
52 cfm |
|
| Infiltration Rate | 7.81 ACH50 |
5.0 ACH50 |
1.11 ACH50 |
|
| Renewables | ||||
Passive Solar |
None |
None |
None |
|
PV |
None |
3.42 kW |
3.51 kW |
|
Solar Thermal |
None |
None |
None |
