Rheem - RTEX-18 - 18kw Tankless Electric Water Heater
Spec Sheet Install Manual
Choosing the right Tankless Electric Water Heater for your home.
Overview
Professional Classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications
Performance Features- On demand continuous hot water
- Compact and stylish with digital temperature control in increments of 1°F ranging from 80°F to 140°F
- 99.8% Energy efficient
- Robust copper immersion heating elements with brass top increases durability and are threaded for easy replacement
- Simple Installation
- Digital temperature display
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- Flow Rate: up to 4.4 GPM
- Bottom 3/4" NPT water connections
- Standard Hand Sink – 0.5 GPM
- Washing Machine – 1 to 1.5 GPM
- Kitchen Sink – 1 to 2 GPM
- Dishwasher – 1 to 2 GPM
- Water-Saver Shower Head – 1.5 GPM
- Standard Shower Head – 2.0 GPM
- Bath Tub – = 4 GPM
Average Gallons Per Minute (GPM) based on 2010 Plumbing Standards
Unique Features
- External Digital Thermostatic Control with LED display (+/- 1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Two durable Copper Immersion heating elements, field serviceable
- Simple Installation – Bottom 3/4"NPT water connections


Product Information
Product Information
Shipping & Returns
Shipping & Returns

Rheem - RTEX-18 - 18kw Tankless Electric Water Heater
Rheem - RTEX-18 - 18kw Tankless Electric Water Heater
Spec Sheet Install Manual
Choosing the right Tankless Electric Water Heater for your home.
Overview
Professional Classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications
Performance Features- On demand continuous hot water
- Compact and stylish with digital temperature control in increments of 1°F ranging from 80°F to 140°F
- 99.8% Energy efficient
- Robust copper immersion heating elements with brass top increases durability and are threaded for easy replacement
- Simple Installation
- Digital temperature display
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- Flow Rate: up to 4.4 GPM
- Bottom 3/4" NPT water connections
- Standard Hand Sink – 0.5 GPM
- Washing Machine – 1 to 1.5 GPM
- Kitchen Sink – 1 to 2 GPM
- Dishwasher – 1 to 2 GPM
- Water-Saver Shower Head – 1.5 GPM
- Standard Shower Head – 2.0 GPM
- Bath Tub – = 4 GPM
Average Gallons Per Minute (GPM) based on 2010 Plumbing Standards
Unique Features
- External Digital Thermostatic Control with LED display (+/- 1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Two durable Copper Immersion heating elements, field serviceable
- Simple Installation – Bottom 3/4"NPT water connections


Original: $449.00
-65%$449.00
$157.15Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Spec Sheet Install Manual
Choosing the right Tankless Electric Water Heater for your home.
Overview
Professional Classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications
Performance Features- On demand continuous hot water
- Compact and stylish with digital temperature control in increments of 1°F ranging from 80°F to 140°F
- 99.8% Energy efficient
- Robust copper immersion heating elements with brass top increases durability and are threaded for easy replacement
- Simple Installation
- Digital temperature display
- ON/OFF Dial Control with adjustable digital temperature display
- Self-modulating power control
- Flow Rate: up to 4.4 GPM
- Bottom 3/4" NPT water connections
- Standard Hand Sink – 0.5 GPM
- Washing Machine – 1 to 1.5 GPM
- Kitchen Sink – 1 to 2 GPM
- Dishwasher – 1 to 2 GPM
- Water-Saver Shower Head – 1.5 GPM
- Standard Shower Head – 2.0 GPM
- Bath Tub – = 4 GPM
Average Gallons Per Minute (GPM) based on 2010 Plumbing Standards
Unique Features
- External Digital Thermostatic Control with LED display (+/- 1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Two durable Copper Immersion heating elements, field serviceable
- Simple Installation – Bottom 3/4"NPT water connections





















