About Our Company

Leadership, Integrity, Accountability, Passion and Quality

Quality Energy Systems, LLC (QES) is a family-owned operation out of Ocean County, NJ. Specializing in Duct Leakage Testing, we serve all HVAC companies and Contractors in Central NJ, Southern New Jersey & the Jersey Shore.

Our main objective is to help our customers pass inspections for the 2009 International Energy Conservation Code (IECC) leakage standards for newly installed HVAC Systems.

Our values as a company are the same values we follow in our day-to-day lives: Leadership, Integrity, Accountability, Passion and Quality.

At QES we pride ourselves on customer service, value and responding to the changes around us in order to deliver a more energy-efficient future.

We're Certified

Quality Energy Systems (QES) has staff certified in the following areas:

  • Residential Duct Leakage Testing Certification
  • Residential DucTester Operation ( DU200 w/ DM32) Certification
  • Single Blower Door Operation ( DM32) Certification

We are looking out for our customers best interests!

IT'S MANDATORY TO PASS INSPECTION for the 2009 International Energy Conservation Code (IECC) leakage standards for newly installed HVAC Systems. This inspection needs to be passed to receive a Certificate of Occupancy (CO).

403.2.2 Sealing (Mandatory). All ducts, air handlers, filter boxes and building cavities used as ducts shall be sealed. Joints and seams shall comply with Section M1601.4.1 of the International Residential Code.

Did You Know

Did You Know

Duct leakage can prevent heating and cooling systems from doing their jobs properly, resulting in hot or cold rooms, and humidity problems


The average home has enough air leakage to add up to a two-foot-square hole. That's like leaving a medium-sized window open 24 hours a day.

Duct leaks can create air quality problems by pulling pollutants and irritants directly into the house.

How Will You Benefit From Our Services

  • Cut down the cost of utility bills
  • Create highly efficient systems
  • Maximize system performance
  • Pass Inspection to receive Certificate of Occupancy.
  • Reducing energy consumption due to air leakage
  • Avoiding moisture condensation due to air leakage
  • Avoiding uncomfortable drafts caused by cold air leaking in from the outdoors
  • Determining how much mechanical ventilation might be needed to provide acceptable indoor air quality