P15282 Village Hill Flats East Energy Efficiency PlanPage 1 of 2
ENERGY EFFICIENCY PLAN –6/29/15
Project Location: Flats East Upper Ridge, Village Hill, Northampton MA
Conditioned Floor Area 1532 ft2 per unit
Volume 13707 ft3per unit
Building Type Multifamily – 6 units
Bedrooms 3 bedrooms each
1. Assumptions for Preliminary Home Energy Rating
CET has completed a Preliminary Home Energy Rating with the following assumptions:
a) The construction plans you have provided are accurate, including window dimensions and locations.
b) Energy features not listed below in part c will meet the prescriptive requirements of the IECC 2009.
c) The home will be built to incorporate the following energy features:
Building Envelope Specifications Used in Analysis
Slab On Grade 3” XPS at edge (R-15), 3” XPS underneath (R-15)
Basement Slab 2” XPS at edge (R-10), 3” XPS underneath (R-15)
Floor Over Storage Room Uninsulated
Foundation Walls 1” XPS Foam Board (R5) + R15 Fiberglass Batts Grade = 1
Rim Joist 4” High Density Spray Foam (R24) Grade 1
Above Grade Walls 2x6 framing with 2” HDF and 3.5” cellulose Grade = 1
+ 1” Polyiso R6 sheathing
Band Joist 4” High Density Spray Foam (R24) Grade 1
Windows U-value = 0.21 SHGC = 0.22
Glass Doors U-value = 0.21 SHGC = 0.22
Flat Ceilings 2x4 framing with 1” high density foam
16” cellulose Grade = 1
Blower Door Test* 1.5 ACH50 or better*
Thermal Enclosure Rater Checklist
Parts 3 & 5
Meet Checklist Requirements as verified by a HERS rater at pre-drywall
and final inspection
Plumbing and Mechanical Systems Specifications Used in Analysis
Heating & Cooling Equipment 11.3 HSPF / 19.1 SEER Ductless Mini-Split Heat Pumps
Water Heating Equipment 0.97 EF Natural Gas On Demand Water Heater
Bathroom Faucets and Showerheads Water Sense Labeled
Whole House Ventilation ERV 70% sensible recovery, 50% total recovery
40 watts
Lighting & Appliances Specifications Used in Analysis
Lighting 100% high efficacy lighting
Refrigerator ENERGY STAR
Dishwasher ENERGY STAR
Clothes Washer Any
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
2. Preliminary Home Energy Rating Results
Based on the assumptions described above, we have calculated the following Preliminary Home Energy Rating results.
Preliminary HERS Index ENERGY STAR v3.1
HERS Requirement
Unit E1S 50 68
Unit E1N 50 68
Unit E2S 51 68
Unit E2N 51 68
Unit E3S 50 68
Unit E3N 50 68
Meets requirements of Mass Save Prescriptive Incentives – Option II (Note that Mass Save requirements are
subject to change at any time without prior notice. This often occurs at the end of each year.)
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.
3. Services Requested
CET will provide a Confirmed Home Energy Rating for the purpose(s) indicated below. CET will charge fees for these
activities based on the Price List attached to your Home Energy Rating Services Agreement.
Stretch Energy Code compliance
Mass Save Residential New Construction Prescriptive Incentives Option II
ENERGY STAR version 3.1 certification
As part of these services, CET will verify whether your home meets the requirements of the applicable program.
HERS Rater: Mark Newey, Date: 5/4/15
I have reviewed and understand this Energy Efficiency Plan. I have reviewed the assumptions in part 1 and confirm that the
assumptions are correct.
Signature: Date:
Printed Name: Company: