23C-110 57 BakerHillRd-EEP initial HERS
ENERGY EFFICIENCY PLAN
Project Address: 57 Baker Hill Rd, Florence MA
Conditioned Floor Area 2,253 ft2
Volume 20,618 ft3
Building Type Single family detached
Bedrooms 2
Assumptions for Preliminary Home Energy Rating
CET has completed a Preliminary Home Energy Rating based on the construction plans you have provided. Any
energy features not listed below are assumed to meet the prescriptive requirements of the IECC 2015.
Building Envelope Specifications Used in Analysis
Foundation Walls 2” XPS foam board (R-10) and dense-pack cellulose (R-12.3)
Basement Slab 2” XPS foam board (R-10) under slab & at slab edge
Floor over Unconditioned Basement n/a
Rim & Band Joists 3” closed cell spray foam (R-18)
Exterior Walls (R-19.3) cellulose and 1” R-sheathing (R-3)
all cavities fully enclosed by air barrier on top & both sides
Walls to Garage n/a
Attic Kneewalls n/a
Windows U-value = 0.28, SHGC = 0.32
Glass Doors U-value = 0.28, SHGC = 0.32
Exterior Doors R-5 / U-0.20
Flat Ceilings 14” loose-blown cellulose (R-52) sealed eave wind baffles
Full insulation contact with sheetrock ceiling
Vaulted Ceilings n/a
Attic Hatches 4” XPS foam board (R-20), fully gasketed,
framed edge dam to height of surrounding insulation
Blower Door Test 3.0 ACH50 or better
Thermal Enclosure Checklist, sections 2&4 Meet all Checklist Requirements as verified by a HERS rater at pre-
drywall and final inspection
Plumbing & Mechanical Systems Specifications Used in Analysis
Heating Equipment 97% AFUE LP boiler
Cooling Equipment n/a
Water Heating Equipment 0.89 EF indirect tank off 97% AFUE boiler
Domestic Hot Water Pipes 53 feet horizontal distance from water heater to farthest fixture
Whole House Ventilation Heat Recovery Ventilator with minimum 65% sensible recovery
efficiency and </= 60 watts
Lighting & Appliances Specifications Used in Analysis
ENERGY EFFICIENCY PLAN
Page 2 of 2 ~ Please send signed form to the Center for EcoTechnology
Tel (413) 586-7350 ext.242 ~ Fax (413) 586-7351 ~ greenhome@cetonline.org
Lighting 100% LED, CFL, or pin-based fluorescent
Refrigerator ENERGY STAR certified
Dishwasher ENERGY STAR certified
Clothes Washer ENERGY STAR certified
Clothes Dryer With Moisture Sensing Technology
Preliminary Home Energy Rating Results
Based on the assumptions described above, we have calculated the following Preliminary Home Energy Rating results.
Preliminary HERS Index: 55
Note that Confirmed Home Energy Rating results may vary from the Preliminary Home Energy Rating results due to
changes in building plans, energy features installed in the home, RESNET standards, software changes, and other
factors.
Preliminary Rater: Matt Zarotny
Date: 3/30/17
Job #: P15845