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Tankless Heater (19)
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BTU (Max)

157,000 (2)
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199,900 (10)

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$2000 to $2500 (4)

Rheem Tankless Water Heaters

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Product Image of 3.5 kW Indoor Tankless Electric Water Heater w/ 1/2" NPT Connections & Digital Temp. Display, RTEX-04T
$207.62 each
In Stock
Get 20 by Tue, Jul 7
In Stock
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Product Image of RTGH Super High Efficiency 9.5 GPM Indoor Condensing Tankless Water Heater (Natural Gas), RTGH-95DVLN-3
$1,201.56 each
In Stock
Get 3 by Thu, Jul 9
In Stock
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Product Image of RTGH Super High Efficiency 8.4 GPM Indoor Condensing Tankless Water Heater (Propane), RTGH-84DVLP-3
$1,188.00 each
In Stock
Get 2 by Wed, Jul 8
In Stock
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Product Image of High-Efficiency 70 Non-Condensing Direct Vent Indoor Tankless Water Heater (NG), RTG-70DVLN-3
$804.00 each
In Stock
Get 2 by Tue, Jul 7
In Stock
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Product Image of High-Efficiency 9.5 GPM Non-Condensing Indoor Natural Gas Tankless Water Heater, RTG-95DVLN-3
$1,243.00 each
In Stock
Get 3 by Tue, Jul 7
In Stock
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Product Image of RTGH Super High Efficiency 9.5 GPM Indoor Condensing Tankless Water Heater (Propane), RTGH-95DVLP-3
$1,499.00 each
In Stock
Get 1 by Tue, Jul 7
In Stock
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Product Image of High Efficiency 9.5 GPM Indoor Non-Condensing Tankless Water Heater (LP), RTG-95DVLP-3
$1,243.00 each
In Stock
Get 13 by Tue, Jul 7
In Stock
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Product Image of Mid Efficiency 9.5 GPM Outdoor Natural Gas Tankless Water Heater, RTG-95XLN-3
$1,243.00 each
In Stock
Get 138 by Thu, Jul 9
In Stock
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Product Image of IKONIC High-Efficiency 11.0 GPM Indoor Condensing Tankless Natural Gas Water Heater with Recirculation Pump, RTGH-SR11I
$2,054.17 each
In Stock
Get 4 by Wed, Jul 8 - Fri, Jul 10
In Stock
Get 4 by Wed, Jul 8 - Fri, Jul 10
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Product Image of RTGH Super High Efficiency 9.0 GPM Indoor Condensing Tankless Water Heater (Natural Gas), RTGH-90DVLN-3
$1,336.00 each
In Stock
Get 1 by Thu, Jul 9
In Stock
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Product Image of 6.5 kW Indoor Tankless Electric Water Heater w/ 1/2" NPT Connections & Digital Temp. Display, RTEX-06T
$185.22 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of High Efficiency 8.4 GPM Indoor Non-Condensing Tankless Water Heater (NG), RTG-84DVLN-3
$1,002.73 each
In Stock
Get 199 by Thu, Jul 9
In Stock
Get 199 by Thu, Jul 9
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Product Image of 7 kW Indoor Tankless Electric Water Heater Booster, RTEX-AB
$518.43 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of High Efficiency 9.5 GPM Indoor Natural Gas EcoNet Included Tankless Water Heater, RTGH-95DVELN-3
$2,394.46 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of IKONIC High-Efficiency 10.0 GPM Indoor Condensing Tankless Natural Gas Water Heater with Recirculation Pump, RTGH-SR10I
$1,915.55 each
Backorder
Get it by Wed, Aug 5 - Fri, Sep 4
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Get it by Wed, Aug 5 - Fri, Sep 4
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Product Image of High Efficiency 9.5 GPM Indoor Propane Gas EcoNet Enabled Tankless Water Heater, RTGH-95DVELP-3
$1,785.00 each
Backorder
Get it by Tue, Jul 28 - Tue, Aug 4
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Get it by Tue, Jul 28 - Tue, Aug 4
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Product Image of RTGH Super High Efficiency 8.4 GPM Indoor Condensing Tankless Water Heater (Natural Gas), RTGH-84DVLN-3
$1,470.18 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of RTGH Super High Efficiency 9.0 GPM Indoor Condensing Tankless Water Heater (Propane), RTGH-90DVLP-3
$1,345.79 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of High Efficiency 9.5 GPM Indoor Tankless Water Heater w/ Recirculation Pump (NG), RTG-RC95DVLN-3
$2,195.96 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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Get it by Tue, Aug 4 - Tue, Sep 1
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Product Image of High Efficiency 9.5 GPM Indoor Wi-Fi LeakGuard Detection Non-Condensing Tankless Water Heater (NG), RTG-95DVELN-3
$2,080.88 each
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
Backorder
Get it by Tue, Aug 4 - Tue, Sep 1
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More About Rheem Tankless Water Heaters
Rheem high-efficiency condensing tankless gas water heaters are loaded with features to help you save money and reduce water waste. Available in both indoor and outdoor models.
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