Greenbrier

  • Description: High R enclosure Low infiltration High efficiency dual fuel heating system High efficiency on-demand water heater Triple glazed windows
  • End Type: Yes
  • Regional Office: Boston
  • Submitted: No
  • Approved: Yes
  • Modified: 2010-04-12
  • Stage: Completed
  • Visit: Yes

Specification 4635

  • Percent Energy Savings: 7
  • Submitted: No
  • Approved: No
  • Floor Plan: Unknown

Specification 4749

  • Percent Energy Savings: 60
  • Submitted: No
  • Approved: Yes
  • Editor: Ken Neuhauser
  • Modified: 2010-04-12 00:00:00
  • Model Name: Greenbrier Model
  • Floor Plan: Model Home
  • Style: Single-family detached, site built
  • House Type: Prototype/Research House (G2)
  • Number of Stories: 2.0
  • Number of Bedrooms: 3
  • Floor Area: 2696.0
  • Basement Area: 896.0
  • Conditioned Volume: 25939.0
  • Surface Area: 5326.0
  • Roof Framing: Cathedral
  • Roof Insulation: Other
  • Roof R Value: 52.0
  • Roof Radiant: No
  • Roof Upgrades: 5" Cool Vent roof panel (R 21.7) plus R 38 fiberglass batt in framing cavities
  • Wall Framing: Wood - 2x6, 24 in o.c. (not advanced framing)
  • Wall Insulation: Fiberglass batts
  • Wall R Value: 21.0
  • Wall Sheathing: Polysocyanurate
  • Wall Sheathing R Value: 19.5
  • Wall Radiant: Yes
  • Wall Upgrades: 3" foil-faced polyisocyanurate insulating sheathing with high density fiberglass batt wall cavity insulation
  • Foundation Type: Conditioned basement
  • Foundation Insulation: Rigid foam
  • Foundation R Value: 18.5
  • Slab Insulation: 10.0
  • Foundation Upgrades: 3" Insulating nail-base panels
  • Window Glazing: Triple pane
  • Window Framing: Vinyl
  • Window U Value: 0.20000000298
  • Window SHGC: 0.189999997616
  • Window Glazing Area: 308.0
  • Window Upgrades: triple pane, low-e
  • Space Heating Type: Other
  • Space Heating Combustion: Sealed combustion
  • Space Heating Capacity: 60.0
  • Space Heating Efficiency: 9.39999961853
  • Space Heating Efficiency Type: HSPF
  • Space Heating Location: Basement
  • Space Heating Energy Proto: 34.0
  • Space Heating Energy: 147.0
  • Space Heating Fuel: Other
  • Space Heating Upgrades: dual fuel / hybrid system with ASHP (9.4 HSPF/17 SEER) and propane furnace (97 AFUE)
  • Lighting Energy: 34.0
  • Lighting Energy Proto: 14.0
  • Light Appliance: 40.0
  • Light Appliance Proto: 40.0
  • Light Eff Type: 2
  • Light EEF Per: 100.0
  • MEL Load: 1
  • Cooling Type: Air Source Heat Pump
  • Cooling Capacity: 2.0
  • Cooling SEER: 17.0
  • Cooling Fuel: Electric
  • Cooling Energy Proto: 1.0
  • Cooling Energy: 15.0
  • Cooling Upgrades: high SEER ASHP with matching indoor coil
  • Duct Type: Sheet metal / Flex
  • Duct Location: In conditioned space
  • Duct R Value: 4.0
  • Air Distribution Location: Basement
  • Air Distribution Upgrades: sealed ducts entirely within conditioned space. Verified, no measureable leakage to outside.
  • Air Tight Upgrades: SPF critical seal, sealant under bottom plates, sealant around exterior wall openings and penetrations
  • Air Handler Motor: ECM/Variable Speed
  • Vent Type: Central fan integrated supply
  • Vent Control: Duty Cycle (some operation in every hour)
  • Vent Capacity: 65.0
  • Vent Fan Proto: 3.0
  • Vapor Barriers: back-vented and drained roof and wall cladding. Pan flashing at windows and doors.
  • Drainage Upgrades: cladding installed over furring strips.
  • IAQ Upgrades: distribution, mixing, outdoor air source control
  • Vapor IN: 3
  • Vapor EX: 1
  • Hot Water Type: Gas - tankless
  • Hot Water Backup: Other
  • Hot Water Combustion: Sealed combustion
  • Hot Water Location: Interior closet
  • Hot Water Capacity: 7.5
  • Hot Water Efficiency: 0.819999992847
  • Hot Water Energy Proto: 12.0
  • Hot Water Energy: 25.0
  • Hot Water Fuel: Propane
  • Hot Water Upgrades: on-demand tankless water heater centrally located in bathroom closet, manifold distribution system
  • Energy Star Rating: Yes
  • HERS Rating 2006: 49.0
  • Modeler's Name: Ken Neuhauser
  • Other Awards: NAHB National Green Building Program - Emerald Level Certified
  • Benchmark Version: 2009
  • Total Energy Use: 261.0
  • Total Energy Use Proto: 104.0
  • Percent Energy Savings: 60.0
  • Total Energy Savings: 60.0
  • Site Gen: None

Data and Resources

Additional Info

Field Value
Author Ken Neuhauser
Maintainer Ken Neuhauser
Last Updated September 16, 2016, 22:22 (Etc/UTC)
Created September 16, 2016, 22:22 (Etc/UTC)
Construction Type New Construction
Evaluation Level Test House
Climate Cold
City Oakdale
State CT
Zip Code 99999
Phase Before 2010
Project Start Date 1970-01-01
Project Estimated End Date 2009-10-16
Project Actual End Date 2009-10-16
Completed House Count 1
Expected House Count 1
Energy Savings Percentage 33
Average Estimated Annual Source Energy (MMBtu) 1
Average Conditioned Floor Area (sqft) 1

Dataset extent

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