Collection: Water Heaters
We Stock Water Heaters Built for the Demands of the Job
If you're a plumber, contractor, or homeowner looking for water heaters & water heater parts you can count on, you're in the right place. We carry residential and commercial tank and tankless water heaters, available in gas and electric options, for all sizes. We’ve got the sizes and BTUs you need in stock. You'll find top brands like Bradford White, American Standard, Navien, and Noritz, all backed by competitive pricing and reliable warranties, plus 2% cashback with Apex Pro(Pros Only).
With 13 locations across Dallas–Fort Worth, North & Northeast Texas, and Waco, Apex Supply Company makes it easy to buy online for in-store pickup, local delivery, or Nationwide Shipping from our Distribution Center. Since 1933.
9 Subcategories
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Noritz 11.1 GPM Outdoor Tankless Water Heater – Natural Gas, 199,900 BTU
Starting at Best Price $1,755.88/each5 in stock
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Noritz 11.1 GPM Indoor Condensing Tankless Water Heater – 199,900 BTU, Natural Gas
Starting at Best Price $2,262.33/each9 in stock
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Stiebel Eltron 240V-36Kw-150Amp Tankless Water Heater
Starting at Best Price $1,083.33/each6 in stock
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Easyflex EF-ISV-2PR SOFT-urn Brass Tankless Water Heater Isolation Valve Kit with 3/4" Threaded Connections and Pressure Relief Valve
Starting at Best Price $76.87/each -
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Bradford White 98/199,999btu Commercial LP Gas Water Heater Electronic
Starting at Best Price $6,586.31/each4 in stock
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Bradford White 50-Gallon Natural Gas Water Heater – 6-Year Warranty
Starting at Best Price $2,020.20/each -
Bradford White 50-Gallon M4 High Efficiency Natural Gas Water Heater – 6-Year Warranty
APEX # O0034005B | Manufacturer # M4-5036FBN-394Starting at Best Price $468/each -
American Standard 30 Gallon LP Gas Water Heater 6yr/6yr
Starting at Best Price $802.13/each1 in stock
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American Standard 50 Gallon Lowboy Natural Gas Water Heater 6yr/6yr
Starting at Best Price $559.13/each -
Bradford White 199,999btu 100 Gallon N/G Commercial Water Heater
Starting at Best Price $8,311/each6 in stock
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Bradford White 80 Gallon Electric Aerotherm Heat Pump Water Heater
Starting at Best Price $3,495.15/each2 in stock
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B/W 120 Gallon Electric HD Commercial Heater. 54kW 240v 3Phase
Starting at Best Price $11,806.45/each -
Bradford White 50 Gallon Electriflex LD Commercial Heater 4500w 240v 3Phase
Starting at Best Price $2,872.11/each2 in stock
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Bradford White 60/125,000 Btu EF Series NG Commercial Water Heater
Starting at Best Price $9,842/each2 in stock
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Bradford White 199,999 Btu EF Series Commercial Natural Gas Heater
Starting at Best Price $12,552/each4 in stock
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State ProLine GS6-50-BCT 50 Gallon Natural Gas Water Heater – 40,000 BTU
APEX # SGS650BCT | Manufacturer # 100191214Starting at Best Price $644.99/each4 in stock
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Stiebel Eltron 240V-14.4Kw-60Amp Tankless Water Heater
Starting at Best Price $872.30/each1 in stock
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Noritz 8.3 GPM Builder Pack – Natural Gas Tankless Water Heater
Starting at Best Price $1,301.43/each -
Temperature Remote Controller (TM-RE30)
Starting at Best Price $127.50/each -
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Noritz 9.8 GPM Indoor Tankless Water Heater – Propane (LP Gas), 180,000 BTU, Convertible Vent
Starting at Best Price $1,609.49/each -
3/4" x 3/4" x 1/2" TER-1 Thermal Expansion Relief Valve (Lead Free)
Starting at Best Price $61.69/each2 in stock
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Noritz 180,000 BTU 9.8 GPM 120 Volts Liquid Propane Residential Tankless Water Heater
Starting at Best Price $1,616.75/each2 in stock
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Noritz Easy Series LP Tankless Water Heater – 40 Gallon Tank Replacement
Starting at Best Price $1,521.64/each12 in stock
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Vizco 23" Water Heater Drain Pan w/ Adapter – Plastic (VP23V-P)
Starting at Best Price $7.10/each6 in stock
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Eemax Tankless Elect. Water Heater 240 Volt 3.5Kw 14.6 Amps
Starting at Best Price $228.20/each1 in stock
