Experience a “Greener” Home with Our Energy Efficient HVAC Products.

Saving money on your monthly energy expenses is great. Saving the environment makes things even sweeter. You can get the best of both worlds with the energy efficient HVAC products we offer in Hattiesburg. At Oak Grove Heating & Air Conditioning, our range of eco-friendly products runs the gamut – from refrigerants we use inside our cooling equipment to systems combined for the ultimate in whole-home comfort, you could see substantially reduced utility bills. And, as always when you go with Lennox®, you’ll experience a comfortable home all year round.

Check out our energy efficient features below. Call us at 601-268-3486 to learn more about adding one of our energy efficient HVAC products to your Hattiesburg area home.


* 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.

** 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.