White Claw Farm Net Zero Deep Energy Retrofit


Quick Facts


Location <
Building Type S
Project Type Z
Basis of Performance Claim Verified,
Bedrooms 3
Conditioned Floor Area 1

Energy Summary

Energy Data Type Measured,
Renewable Energy System Type(s) Photovoltaics,
Annual renewable energy generated 6

Envelope and Mechanicals

Subslab assembly <
Foundation wall assembly <
Above grade wall assembly <
Door Assembly <
Air Changes per hour, ACH50
Rosenbaum after southwest view Rosenbaum before southeast view Rosenbaum after southeast view Rosenbaum after west addition view Rosenbaum final blower door test

Project Team:

Other Team Members:





Completion Date: <


Type of Construction Retrofit,
Number of buildings
Floor area of each building
Bedrooms 3
Stories 1
Conditioned Building Volume
Conditioned Floor Area 1

Location and Climate Details


Address <
Location Type S
Climate Region Z
Köppen Climate Type D
Lat. / Long. P
Elevation 8
Solar Insolation 4
Annual CDD and Base Temp 4 | 7
Annual HDD and Base Temp 5 | 6


Site Conditions:

previously developed land, running water, preexisting structure(s),

Site Description:

Monthly Energy Data and Utilities

Energy Data Type: Verified,

Electric Utility: N

Gas Utility:

Renewables and Energy Balance

Renewable Energy Sources:Renewable energy is generated within the building footprint (e.g. solar PV on the roof),

Renewable Energy System Description & Details: 4

Annual renewable energy generated 6
Annual Renewable Energy Generated Data Type Measured,
Power Rating 5
Renewable Energy System Type(s) Photovoltaics,
Source of Annual Production Data M

Walls and Roof

Subslab assembly <
Subslab R-value
Slab edge assembly
Slab edge R-value
Foundation wall assembly <
Foundation wall R-value 1
Above grade wall assembly <
Above grade wall R-value 3
Cathedral ceiling assembly
Cathedral ceiling R-value

Windows and Doors

Window Assembly: <

Door Assembly: <

Average window U-factor 0
Door U-Factor
Door Area

Mechanical Systems

Space cooling - Manufacturer & Model Fujitsu heat pump,
Space heating - Manufacturer & Model Fujitsu heat pump AOU9RLFC / ARU9RLF ducted single zone heat pump,
Domestic hot water - Manufacturer & Model S
Domestic hot water - capacity 8
Ventilation - Manufacturer & Model Zehnder ComfoAir 200,
Lighting Manufacturer and Model LED Green Creative,
Lighting Efficiency
Mechanical Equipment Installation Details and Comments <


Air Changes per hour, ACH50
Air Changes per hour, CFM50 1

General Process


Design for Adaptability:

Software Tools

Software Tools:

General modeling information: <

Lessons Learned

Outcome of Project Goals:



Rebates and Financial Incentives

Federal incentives
Local incentives
State incentives
Utility incentives
Other incentives