HomeMy Public PortalAbout10-12-2010 Stretch Energy CodeMassachusetts Stretch Code Improvement - Cash Flow
IECC 2009 Code
Stretch Code
. Stretch Code
-with ENERGYSTAR4,5 -
HERS Index Modeled in REM/Rate 86
70
70
Improvement Measures (changes,- Unconditioned basement
relative to Basecase) - Floor, R30
- Walls, R21
_- Ceiling, R38 G2
'- Heating, 80 AFUE
'- Cooling, 13 SEER
:- Water Heating, _59 EF
- Duct leakage, 8%
:- Infiltration, 7 ACH50
`- Efficient lighting, 50%
- Ceiling, R38 G1
- Heating, 94 AFUE
- Water heating, .62 EF
- Infiltration, 4 ACH50
- Efficient lighting, 75%
- Exhaust Only Ventilation
- Ceiling, R38 G1
:- Heating, 94 AFUE
- Water heating, _62 EF
- Duct leakage, 6%
- Infiltration, 5 ACH50
- Efficient lighting, 80%
- Exhaust Only Ventilation
improvement Costs ,
HERS Rater Feel .
HERS Rater_reimbursement_2
ENERGY STAR Incentive3
$ 2,049
- $ 900
-
- -
$ 2,155
$ 900
$ (650)
$ (650)
Total Improvement Costs
Mortgage Interest Rafe
Loan Term (Years)
$ 2,949
6%
30
$ 1,755
6%
30
Annual Incremental Mortgage Payment
` $ 214.
$ 127
Annual Energy Costs6 $
3,970 $ 3,463
$ 3,454
Annual Energy Savings from Baseline.
$ 507
$ 516
Annual Cash Ffow $
- $ 293
$ 389
Estimated Massachusetts ENERGY STAR Homes Program HERS Rater Fee (Range is from $75051500, hut typically close to S750).
Includes cost for conducting Thermal Bypass Inspection
'HERS Rater Fees are reimbursed by the Massachusetts ENERGY STAR Homes program by betweett $650.900 per unit,_depending upon the HERS rating achieved_
'Massachusetts ENERGY STAR Haynes Program may receive a minimum incentive of MO.
4ENERGY STAR requirements have been added to the Stretch Code package"
'Stretch code homes may qualify for of $1250 where the HERS rating is —65 or lower
'Annual energy costs are based on most recently available fuel costs, from November xsJ. Costs for heating are based on natural gas
prices, the least expensive heating fuel. With oil, savings would increase.
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9 WILLIAMSTOWNN1
PITTSFIELD
LENOX
BECKET
GREENFIELD
MONTAGUE
HATFIELD
NORTHAMPTON
HOLYOKE
TYNGSBOROUGH
ATHOL
CHELMSFORD
LANCASTER
LEVERETT
BELCHERTOWN
PALMER
SPRINGFIELD
ACTO N
CONCORD
SUDBURY
LINCOLN
HOPKINTON
Forty-seven municipalities have adopted the new
Board of Building Regulations and Standards (BBRS)
Stretch Code, as of September 21, 2010.
LOWELL
AN DOVER
CARLISLE
LEXINGTON
NATICK
DEDHAM
EASTON
HAMILTON
GLOUCESTER
WENHAM
SALEM
MELROSE
Massachusetts
DEPARTMENT OF ENERGY RESOUIRCE5
SWAMPSCOTT
MEDFORD
ARLINGTON
BROOKLINE
MILTON
NEWTON
KINGSTON
CAMBRIDGE]
QUINCY
HANOVER
MASHPEE