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Services Offered

Home Energy Investigators (HEI) offers a three-step process towards reducing your energy costs and improving the comfort and safety of your home:

Step 1 – Assessment:

A whole-house energy performance review including:

  • Blower door testing to quantify and locate air leakage;
  • Duct testing to measure required room-by-room air flow and identify duct leaks;
  • A visual inspection of the overall condition of your heating, ventilation, and air conditioning equipment;
  • A measurement of the efficiency of your heating system;
  • An examination of your combustion equipment flue pipes for blockages, code-compliant materials and installation, and other hazardous conditions;
  • An evaluation of the risk that the combustion gases in your home’s flue(s) will be pulled back into your house by a source of negative pressure;
  • Carbon monoxide testing to look for excess carbon monoxide in the flue gases of your heating appliances and in the air of your house;
  • Moisture inspection to look for areas where there is evidence of mold or high humidity; and
  • Measure the ability of your exhaust fan systems to remove air (and moisture) from your house.

Costs: $350 basic charge for houses up to 3,000 square feet (ft2). There is an additional charge of $50 for each additional 500 ft2.

Result: A test report reviewed and signed by a Virginia state licensed Professional Engineer, including performance test results and recommendations for corrective actions, will be provided within three working days. Estimated annual energy cost saving for each corrective action will be documented.

Step 2 – Corrective Actions:

Based upon the test results, HEI will recommend improvements and provide cost estimates for each improvement suggested. You may want to implement some improvements implement yourself, or decide to have HEI do them for you. In each case, the cost and potential benefit of each recommendation will be clearly explained.

Costs: Depends upon actions required.

Results: Reduction of energy costs, mitigation of home health issues, improved comfort.

Step 3 – Confirmation Testing:

Retesting upon completion of corrective action is an important part of the process.

Costs: Free when HEI does the work, $100 when homeowner does the work.

Results: Testing documents the effectiveness of the installed improvements in saving energy and improving comfort. Retesting may also expose further potential for additional actions that were not obvious initially – small problems are sometimes hidden by big ones!

Viewed from the attic, the hole for this return duct is much larger than the duct, which lets conditioned air leak into the attic. Dirty attic insulation is a telltale sign of air leakage. The insulation does not stop the air, it just filters it.

 

 

 

Call (703) 938-2502 or email us at homeenergy@ymail.com to schedule a comprehensive home-performance assessment.