BEST Water Heater Company… 

 Hefner Plumbing Co.



40 Years in business serving North Central Florida


Clean, Knowledgeable Technicians


Get your price on the heater you want or need right now..!



License # CFC057848

Promax 50 Gallon Natural Gas Water Heater

AO Smith 50-Gallon Tall Ultra Low-NOx

Residential – Natural Gas Water Heater – Tall Model


6 Year Warranty including Labor and materials

10 year warranty available

Featuring a 50-gallon tank and a 40,000 BTU gas burner, the GCV-50 standard vent delivers a first hour rating of 88 gallons and a recovery rate of 41 gallons per hour. With a 0.58 Energy Factor, this water heater is not ENERGY STAR® qualified. It carries a 6-year limited warranty, and meets Low NOx emission requirements.

Other companies will quote you less only to show up and nickel and dime you on the parts listed below. With Hefner Plumbing, you know exactly what you are getting and how much you are going to pay before we show up. We know our products inside and out. (Literally) After all, we are water heater specialists. Plus, we support all of our products after they are installed. We haul off the old heater and recycle.

Prices above include the following below with code upgrades + haul away and clean up: New water shut off valve, New water supply connectors, New gas sediment trap, New gas shut off valve, flexible gas line, re-pipe your temperature and pressure release valve, New water heater safety pan. Compare our all-inclusive (code compliant) package to our competitors. They will definitely shortchange you compared to what we provide.

New Shutoff ball valve.


New safety pan


New water supplies


New temperature relief valve


New gas supply line .

New sediment trap installed on gas line.

Gas Water Heater Pan

All included in the price of your new heater.

Description for AO Smith GDHE-50

  • Meets 2015 Efficiency standards   Six-year tank/six-year parts warranty DynaClean™ diffuser dip tube reduces lime and sediment buildup
  • Permaglas coating for defense against corrosion
  • Coregard anode rod with stainlesss steel core



Call Now For Service (352) 732-2626