Roberts Residence

PROJECT

Project Name: Roberts Residence
Completion Date:
2015
Building Type:
Single Family Retrofit
Project Description:

Following the successful completion and sale of his first Passive House project (Equilibrium House One), Ewen Utting of ENU Construction was hired to build a Passive House off of Buena Vista Park in San Francisco.

Location:
94117 San Francisco, CA
No. of units:
1
Construction Type:
Stick framed
Construction Cost:


TEAM

Owner:
Scott Roberts
Architect/Designer:
Andy Rogers
Engineer/s:
PH Consultant:
Essential Habitat Architecture
Contractor:
ENU Construction
Other:
Miscelaneous:


PREDICTED PERFORMANCE

METRIC VALUES

Treated Floor Area:
3804 ft2
353 m2
Typical Calc. Area:
Exterior Walls:
22.00 hr.ft2.ºF/BTU
0.258 W/m2K
Floor/Slab:
47.00 hr.ft2.ºF/BTU
0.121 W/m2K
Roof:
36.00 hr.ft2.ºF/BTU
0.158 W/m2K
Overall Window:
6.11 hr.ft2.ºF/BTU
0.929 W/m2K
Window Frame:
6.30 hr.ft2.ºF/BTU
0.901 W/m2K
Window SHGC:
0.59
0.59 %
Entry Door:
5.00 hr.ft2.ºF/BTU
1.1356 W/m2K
Ventilation:
79.70 %
79.70 %
Heating Source:
Hot water (from solar thermal system)
Cooling Source:
Hot Water Source:
Solar Thermal with nat. gas backup
Airtightness:
0.30 ACH50
0.30 ACH50
Green materials:
Annual Heat Demand:
3.49 kBTU/ft².yr
11.01 kWh/m2yr
Heating Load:
2.07 BTU/ft².hr
6.53 W/m2
Primary Energy Value:
21.96 kBTU/ft².yr
69.27 kWh/m2yr


CERTIFICATION

Certification:
Issued by: