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

80 Gallon Electric Water Heater ENT-80

ProMax Plus High Efficiency

Residential Electric Water Heater – Tall Model



6 Year Warranty including Labor and materials 

10 Year Warranty including Labor and materials 

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.

Up to 3 feet of three-inch singlewall vent pipe

All included in the price of your new heater.

Description for AO Smith ENT-80

  • ProMax electric water heaters offer exceptional energy savings and durability. Enhanced Heating Elements: Dual 4500 watt elements for fast recovery and reliable operation.
    • Incoloy stainless steel lower element lasts longer than a standard copper element.

    Dynaclean Diffuser Dip Tube •Helps reduce lime and sediment buildup and maximizes hot water output. Made from long lasting PEX cross-linked polymer.

    High Energy Factors •Eco-friendly non-CFC foam insulation, heat traps and other features combine to yield a higher Energy Factor that maximizes savings on operating costs.

    Coregard Anode Rod •Our anode rods have a stainless steel core that extends the life of the anode rod allowing superior tank protection far longer than standard anode rods.

    Blue Diamond Glass Coating •Provides superior corrosion resistance compared to industry standard glass lining. Enhanced Flow Brass Drain Valve

    • Our residential water heaters have a solid brass, tamper resistant, enhanced flow, ball type, drain valve.
    • Uses a standard female hose fitting that allows for fast and easy draining during maintenance.
    • Designed for easy operation, this valve includes an integral screwdriver slot that features a 1/4 turn (open/close) radius, which not only permits full straight-through water flow but also a quick and positive shut off.


    Code Compliance •Meets UBC, CEC and HUD National Codes.

    • Meets the thermal efficiency and standby loss requirements of the U.S. Department of Energy and current edition of ASHRAE/IESNA 90.1.
    • Complies with the Federal Energy Conservation Standards effective April 16, 2015, in accordance with the Energy Policy and Conservation Act (EPCA), as amended.
Intended Household: 5+ Person
Application: Plumbing
Capacity (Gallons): 80
Fuel Type: Electric
Number of Elements: 2
Energy Star Rated: No
Energy Factor: 0.86




Voltage, or volts, is a measurement of the difference between two electric fields (in heating terms, the difference between the Earth’s electrical field and the electricity running through your wires).

Max Input (KW): 6
Height (Inches): 60.5
Diameter (Inches): 22.5″
Weight (lbs): 208 lbs
Depth (Inches): 22-1/2″
1st Hour Delivery (Gallons): 81
Recovery 90°F Rise: 21 GPH




R-value is a measure of thermal resistance used to describe the effectiveness of insulation. The higher the r-value, the better the insulation.

Warranty: 6 yr Tank/6 yr Parts Limited
Or 10 years





Wattage, or watts, is the amount of electrical power that an appliance uses or generates.




Call Now For Service (352) 732-2626