Merit Series from Oak Grove Heating & Air Conditioning in Hattiesburg

Keep comfortable while keeping your costs affordable with a Lennox® Merit® Series packaged system from Oak Grove Heating & Air Conditioning in Hattiesburg. With energy ratings of 13.00 SEER,* 7.70 HSPF** and 80% AFUE,*** these single-cabinet heating and cooling systems deliver the efficiency, comfort and dependability you expect from Lennox.

13GEP Packaged Gas/Electric Unit

The 13GEP packaged unit offers steady, comfortable temperatures all year. It uses gas heating in the winter months and electric cooling in the summertime.

  • Efficiency ratings of 13.00 SEER*and 80% AFUE*** deliver noteworthy efficiency and comfort
  • Tubular heat exchanger for dependable heat transfer and exceptional airflow control
  • Internally-mounted outdoor fan reduces operating noiseand vibration
  • Dependable compressor strictly controls air temperature and humidity
  • Easy-access control panel
  • Corrosion-resistant, pre-painted steel cabinet is built to endure
  • 20-Year Limited Warranty on heat exchanger
  • 5-Year Limited Warranty on covered parts (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)

13GEP Packaged Gas/Electric Unit
Efficiency Rating (SEER): 13
AFUE Rating: 80
Price Guide: $

13HPP Packaged Heat Pump

The 13HPP package heat pump removes heat from indoor air and moves it outdoors, keeping your home cool and comfortable. During the winter, it works in reverse to keep your home pleasant. This packaged unit is good for homes in warmer areas, like Hattiesburg.

  • Efficiency ratings of 13.00 SEER*and 7.7 HSPF** provide notable efficiency and comfort
  • Internally-mounted outdoor fan lessens operating soundand vibration
  • Dependable compressor precisely controls air temperature and humidity
  • Easy-access control panel
  • Corrosion-resistant, pre-painted steel cabinet is built to last
  • 5-Year Limited Warranty on covered parts (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)

13HPP Packaged Heat Pump
Efficiency Rating (SEER): 13
HSPF Rating: 7.7
Price Guide: $

Arrange an appointment online with Oak Grove Heating & Air Conditioning in Hattiesburg to discover if a Merit series packaged system could work for you, or to have your existing unit serviced. You can also reach us by phone at 601-268-3486. We look forward to serving you!


* SEER, or Seasonal Energy Efficiency Ratio, measures the cooling efficiency of your air conditioner or heat pump. A higher SEER rating means greater energy efficiency and more savings for you and the environment.

** HSPF, or Heating Seasonal Performance Factor, measures the heating efficiency of your heat pump. A higher HSPF rating means greater energy efficiency, more savings and is better for the environment.

*** Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.