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Rheem IKONIC Super High Efficiency Condensing Tankless Gas Water Heater front view

Rheem IKONIC Super High Efficiency Condensing Tankless Gas Water Heater

$1,978.00
MODEL / SKU: CRTGH-S11iN
BRAND: Rheem
OFFICIAL SPECIFICATION
15 Year Heat Exchanger - (w/ registration) | 12 Year Heat Exchanger - (w/o registration) | 5-Year Parts | 1-Year Labor
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Fulfillment Option Ontario Delivery Quotes
✔ Heavy items ship by freight, quoted to your address before you pay.
Buying equipment only
Operated by AVL Custom Homes Inc.
📦 What's included

The equipment as listed by the manufacturer. Check the specifications and documents below.

🔧 Installation

Not included. Installed by an independent licensed TSSA/ESA contractor you choose.

🚚 Freight on quote

Heavy items ship by freight. We quote the freight cost before you pay anything.

The premier ultra-high-efficiency condensing tankless water heater engineered for continuous, on-demand hot water and built-in smart home control. Delivering up to 11.0 GPM max flow (41.6 L/min) at an industry-leading 0.96 Uniform Energy Factor (UEF), the Rheem IKONIC™ platform combines dual commercial-grade stainless steel heat exchangers, Hot Start Programming™, and integrated EcoNet® Wi-Fi for dependable performance through demanding Canadian winters.

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Technical specifications

Warranty15 Year Heat Exchanger - (w/ registration)
12 Year Heat Exchanger - (w/o registration)
5-Year Parts
1-Year Labor
Source: Rheem warrantyWarranty is provided by the manufacturer under its own terms. See the source link for full details.
Highlights & Innovation

Key features

  • 0.96 UEF condensing efficiency — dual commercial-grade stainless steel heat exchangers extract maximum latent heat from combustion exhaust, cutting natural gas consumption by up to 36% compared to standard tanks.
  • Hot Start Programming™ — intelligent pre-warming eliminates cold water bursts during back-to-back household usage.
  • High continuous flow capacity — 199,900 BTU/h modulating burner delivers up to 11.0 GPM max flow, sustaining a steady 5.3 GPM continuous output during steep 70 °F (39 °C) winter temperature rises.
  • Built-in EcoNet® Wi-Fi — monitor performance, receive proactive maintenance alerts, adjust temperature down to the degree, and track energy usage directly from your smartphone.
  • Flexible 2-inch and 3-inch PVC venting — certified for venting runs up to 60 ft with 2-inch pipe or up to 150 ft with 3-inch Schedule 40 PVC, CPVC, or polypropylene.
  • Compact space-saving wall mount — lightweight design frees up valuable basement floor space and includes a quick-hang bracket for straightforward installation.
Technical Details

How the Rheem IKONIC™ condensing tankless works

Technical Data & Ratings

Specifications

Brand Rheem
Series IKONIC™ Super High Efficiency Condensing
Product type Indoor condensing tankless gas water heater
Maximum gas input 199,900 BTU/h (58.6 kW)
Minimum gas input 11,000 BTU/h (3.2 kW)
Uniform Energy Factor (UEF) 0.96
Maximum flow rate 11.0 GPM (41.6 L/min)
Continuous flow at 70 °F (39 °C) rise 5.3 GPM (20.1 L/min)
Heat exchangers Dual commercial-grade stainless steel
Turndown ratio 18:1 intelligent modulating burner
Connectivity Integrated EcoNet® Wi-Fi
Venting diameter & max length 2 in (up to 60 ft) / 3 in (up to 150 ft) PVC/CPVC/PP
Dimensions (H × W × D) 27.5 × 17.75 × 11.25 in (69.9 × 45.1 × 28.6 cm)
Unit weight 58 lb (26.3 kg)
Canadian Installation & Compliance

Before you buy

  • Gas service verification: Confirm incoming gas supply and meter flow capacity for 199,900 BTU/h under Canadian gas code CSA B149.1; compatible with 1/2-inch lines up to 24 ft.
  • Groundwater temperatures: In Ontario, winter groundwater cools to 4 °C (40 °F). At an 80 °F rise to 120 °F, continuous delivery is 4.7 GPM, effortlessly running 2 simultaneous high-flow showers.
  • Venting compliance: Must be vented directly outside using certified ULC S636 PVC, CPVC, or polypropylene pipe with appropriate exterior snow clearances.
  • Condensate line: Requires a dedicated drain line with an inline condensate neutralizer kit.
Verified Engineering Assets

Documents

Specifications from Rheem technical engineering documentation. Subject to manufacturer revisions.

Common questions

Is installation included?

No. AVL Shop sells equipment only. Installation is done by an independent licensed contractor that you hire.

How is freight charged?

Freight cost is included in your written quote before you pay.

What warranty does this product have?

The manufacturer warranty applies. Where we have the manufacturer’s exact wording, it is shown in the Warranty row of the specifications on this page, with a link to the source.

How do I get a quote?

Use Request a quote on this page and send the model and your city or postal code.

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