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Noritz – EZ 98 Condensing Tankless Water Heater
The EZ 98 condensing tankless water heater have their hot‐and‐cold water connections located on top of the unit ‐ not the bottom, like most tankless heaters. This positioning allows the flexible water lines used by the previous tank heater to be quickly and easily reconnected to the new unit. It has a maximum flow rate of 11.1 gallons per minute (gpm).
With a maximum input of 199,900 BTUs per hour (BTU/hr), the product features two austenite 316L stainless steel heat exchangers. Up to 24 of these units can be linked together, using the optional Multi‐Unit System Controller. The product weighs only 81 pounds and is WiFi‐enabled.
Features:
- Compact Design: ANSI Z21.10.3/CSA 4.3 certified design that can be wall‐mounted indoors or installed outdoors using the optional Vent Cap
- Wifi Capable
- Heat Exchanger: Manufactured with austenite SS 316L
- Venting Options: Available in Direct Vent model that can use either 2" or 3" Schedule 40 PVC/CPVC, flexible PP vent, or installed outdoors with Vent Cap.
- Direct Electronic Ignition
- Multi‐System Capability: Units can be linked together by using the optional 2‐unit Quick Connect for twice the hot water capacity
- Fully Modulating: BTU input range from 18,000 to 360,000/399,800 BTUh (with Quick Connect) with stable combustion provided by gas venturi and pre‐mix burner. Each individual unit 10/11:1 Turndown Ratio
- Energy Factor (UEF): 0.96 (NG) / 0.96 (LP)
- Temperature Controls: Includes remote thermostat that can precisely adjust the output temperature from 100°F to 140°F
WHAT’S INCLUDED
Your Tankless Water Heater From Heat and Cool Comes With:
- EZ 98 | Tankless Water Heater
- Energy Guide
- Installation Manual
- Owners Guide
- Parts List
- Technical Specification
Key Specifications
- Noritz
- Wall-Mounted
- Yes
- 8.6 gpm
- 7.6 gpm
- 4.4 gpm
- 9.8 gpm
- Yes
- Indoor/Outdoor
- 140 ºF
- 0.5 gpm
- Standard
- 178 W
System Specifications
| Applications | Wall-Mounted |
|---|---|
| Case | Zinc Aluminum Magnesium |
| Special Promo Label | Free Valves |
| Direct Electronic Ignition | Yes |
| Energy Star | Yes |
| Finish Family | Metallic Silver |
| Flow Rate @ 35 ºF Rise | 8.6 gpm |
| Flow Rate @ 45 ºF Rise | 7.6 gpm |
| Flow Rate @ 75 ºF Rise | 4.4 gpm |
| Flow Rate, Maximum | 9.8 gpm |
| Hard-Wired Remote | Yes |
| Heat Exchanger Warranty | 12 Year year |
| Indoor/Outdoor | Indoor/Outdoor |
| Labor Warranty | 1 Year |
| Lightning Protection | Yes |
| Maximum Temperature | 140 ºF |
| Min. Installation Clearance, Front | 4 Inch |
| Min. Installation Clearance, Sides | 3 Inch in |
| Min. Installation Clearance, Top | 12 Inch in |
| Minimum Activation Rate | 0.5 gpm |
| Must ship freight | Yes |
| Parts Warranty | 5 Year Limited Parts Warranty |
| Product Depth | 13 in |
| Product Height | 28.3 in |
| Product Shipping Weight | 81 lb |
| Product Width | 18.2 in |
| Recirculation compatible | Yes |
| Shipping Cost | 200 |
| Shipping Time | 24 to 72 hours |
| Unit Type (Selector) | Standard |
| Warranty | 12 Year Limited Heat Exchange year |
| Water Connection Location | Top |
| Water Connection Size | 3/4 Inch in |