
Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater
Best price now
Compared across 6 stores. Prices are checked against each store and labelled with when.
Ask our agent about this product
It checks today's price at every store, compares the alternatives and answers in about a minute.
Price facts
- Lowest price today: $1,206.50 at Ferguson (checked Nov 12, 2026).
- Checked at 6 stores.
Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater prices at every store
- FergusonNew
In stock
$1,206.50Free shippingChecked 1 h ago - Wholesale Water HeatersNew
In stock
$1,450.00Free shippingChecked 1 h ago - PlumbersCrib.comNew
In stock
$1,532.00Free shippingChecked 1 h ago - Rheem Tankless HeatersNew
Availability unknown
$1,299.95Checked 1 h ago - ArborNew
Availability unknown
$1,325.00Checked 1 h ago - Consumers PlumbingNew
Availability unknown
$1,325.00Checked 1 h ago
Also available at
- PlumbersCrib.comCheck price at PlumbersCrib.com
Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater price history
Lowest price we've seen: $1,206.50 on Nov 12 at Ferguson. Tracked across 6 stores since Nov 12.
About the Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater
Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater
The Rheem IKONIC S- and SR-Series Condensing Tankless Water Heaters make it easy to decide to go tankless. In addition to providing continuous hot water, energy savings and the industry's most comprehensive warranty, they offer a recirculation model for the ultimate convenience—and water savings—of no-wait hot water. Plus, exclusive built-in features and rebate eligibility help keep upfront costs down.
Features:
Stainless steel Primary and Secondary heat exchangers provide increased efficiency and durability.
Hot-start programming™ ensures the unit is in a ready state between back-to-back usage, avoiding cold water bursts.
EcoNet® Wi-Fi technology available for direct control from your device.
0.96 UEF, Ultra Low NOx compliant, and high altitude compatible.
15-year heat exchanger warranty.
Installation:
PVC vent runs up to 70' (2"), 150' (3").
Easy setup with full-text digital display and no dip-switches.
Field gas convertible from natural gas to LP—conversion kit included.
Allows flex venting through existing B-vent up to 50'.
1/2" gas line compatibility (subject to local code).
Approved for installations in Manufactured Home (Mobile Home) environments.
Indoor installation with outdoor conversion kit available (RTGH-SX).
Specifications:
Model
RTGH-S10i
Maximum BTUs
180,000
Minimum BTUs
11,000
UEF
Questions and answers
- Where is the Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater cheapest?
- At Ferguson, for $1,206.50, as of our latest check.
- Where can I buy the Rheem RTGH-S10i IKONIC Super High-Efficiency Condensing Tankless Gas Water Heater?
- 6 stores we checked sell it, including Ferguson, Rheem Tankless Heaters, Arbor, Consumers Plumbing, Wholesale Water Heaters.







