# Rheem IKONIC GPM Super High Efficiency Indoor or Outdoor Tankless Water Heater — 8.4

**Brand:** [Rheem](https://shop.coreranger.com/brands/Rheem)
**Maximum Flow Rate (gallons per minute):** 8.4
**Price:** $1,146.59 · in stock
**URL:** https://shop.coreranger.com/product/rheem-ikonic-gpm-super-high-efficiency-indoor-or-outdoor-tankless-water-heater-332368939/8-4
**Parent product:** [Rheem IKONIC GPM Super High Efficiency Indoor or Outdoor Tankless Water Heater](https://shop.coreranger.com/product/rheem-ikonic-gpm-super-high-efficiency-indoor-or-outdoor-tankless-water-heater-332368939)

## Specifications

| Spec | Value |
|---|---|
| Gas Type | Natural Gas |
| BTU Rating | 180000 Btu |
| Returnable | 90-Day |
| Part Warranty | 5 Year |
| Indoor/Outdoor | Indoor |
| Total BTU (Btu) | 180000 Btu |
| Application Type | Residential |
| Efficiency Level | Super High |
| Number of Showers | 2-4 |
| Water Heater Type | Gas |
| Gas Connection Size | 3/4 in |
| Product Depth (in.) | 13.6875 in |
| Product Width (in.) | 17.3125 in |
| Product Height (in.) | 28.5625 in |
| Product Weight (lb.) | 78 lb |
| Uniform Energy Factor | 0.96 |
| Water Heater Features | Freeze Protection,Overheat Protection,Ultra LoNox,Wall Mounted |
| Required Volt Connection | 120 volt |
| Certifications and Listings | AHRI Certified,CSA Listed,NSF Certified |
| Water Connection Size (in.) | 3/4 |
| First Hour of Delivery (gallons/hr) | 606 |
| Flow Rate @ 45° Rise (gallons/min) | 7.9 gal (US)/min |
| Flow Rate @ 35°F Rise (gallons/min) | 10.1 gal (US)/min |
| Maximum Flow Rate (gallons per minute) | 10.1 |

## Description

The Rheem Performance Platinum IKONIC is the new standard of continuous hot water, keeping water hot as long as you need it.  With IKONIC, you can enjoy continuous hot water AND energy savings.  It's a super high efficiency tankless water heater thanks to its stainless steel heat exchangers.  IKONIC's .096 UEF means it's an ENERGY STAR Certified model and it may even qualify for utility rebates in your area for added savings.  Plus, it saves water, time, space and money on installation related costs.     IKONIC natural gas models meet Ultra-Low NOx requirements by lowering greenhouse gas emissions.   Finally, relax with a Best In Class Warranty –15-year heat exchangers (with registration), 5-year parts and 1-year labor warranty for years of worry-free hot water. PLEASE NOTE: This model is a Natural Gas model and is compatible with Schedule 40 PVC venting.

• Continuous hot water; up to 4-showers at once; see sizing guide
• Highest hot water output among rheem tankless gas water heaters
• Convert to outdoor tankless water heater w/ RTGH-SX vent kit