Posted by:

rlm

National Grid Deep Energy Pilot program renovation and expansion of a single family dwelling.

EnergySage Customer
Quick Facts
Average Annual Savings

$3,500

Net Investment

$241,000

Return on Investment

2.0%

What You Need to Know

Description:

Deep energy retrofit (R60 roof, R40 wall, R30 foundation, R10 basement floor, R5 windows/doors); extremely low air leakage rate (< 200 CFM50, expected) premium efficiency forced hot water heating (Bosch Greenstar/Grundfoss Alpha), 4-zone air source heat pumps (Mitsubishi M series); heat recovery ventilation system

Efficiency or Sustainability Improvements:

5.76 kW solar electric system

Advice:

review general contractor experience carefully

Open House Info:

Please come to 61 Oakwood Avenue, Sudbury, MA. Wall and roof sections will be displayed, and detailed information on all systems will be available!

View Other Case Studies

$3,500
annual savings
61 Oakwood Ave Sudbury Deep Energy Retrofit

Residential|Energy Efficiency

Deep Energy Retrofit & Thousand Homes Challenge (Milton, MA)
$3,800
annual savings
Deep Energy Retrofit & Thousand Homes Challenge (Milton, MA)

Single-Family Residence|Energy Efficiency

Search for Other Case Studies

The EnergySage Marketplace

Get the best deal on solar.