Waiwela 7.4 Series Specifications
R
R
DUOnex
™
ready
R
R
R
R
MULTIready
scalable systems
CO SAFETY
ICAD
™
R
ENGINEERED
$300
Federal Tax Credit
Home Energy Improvement
Up to
7.4
series
ENERGY EFFICIENCY
Government Tests Show that WaiWela 7.4 Series Tankless
•
Water Heaters use:
29% less energy than most 50 gallon tank-type heaters
•
40% less energy than most 100 gallon tank-type heaters
•
84% Efficiency Rating; DOE Energy factor of 0.82.
•
Uses energy only when hot water is demanded.
•
HOT WATER PERFORMANCE
whole house
residential
gas tankless
water heater
SAFETY ENGINEERING
WaiWela’s 7.4 Series includes safety engineering not found
on other brands, such as:
ICAD
•
™:
Our proprietary safety system that constantly
monitors combustion for evidence of unsafe carbon
monoxide (on all indoor and direct vent models).
Overheat limiter Wrap
•
:
Resin film surrounds the
combustion chamber, detecting overheating.
Flame Failure Safety Monitor
•
:
Flame Rods ensure proper
firing and detect flame failure.
Anti-Scald Protection:
•
Bath Controller maximum
temperature 120°F. When on, Bath Controller takes priority.
While hot water is running, Bath Controller maximum
temperature cannot be raised above 112°F.
Anti-Boil Protection
•
:
Temperature Sensor.
Freeze Protection to -30
•
°F
CONVENIENCE
Digital controller
•
changes temperature settings
immediately and precisely with the touch of a button and
functions as a diagnostic display.
Endless Hot Water
•
Never run out of hot water again.
RESIDENTIAL WARRANTY
12 Year
•
Limited Warranty on Heat Exchanger
5 Year
•
Limited Warranty on Parts
1 Year
•
Limited Warranty on Service
FREE
Lifetime Technical Support
1.800.605.6542
RELIABILITY
With an average lifetime of 20 years
or more, you can be sure your
tankless water heater will pay for
itself in energy savings alone.
EASY INSTALLATION
With Tankless Installation Valves
•
(TIV)
Compact walL-mounted design
•
saves valuable floor space
Versatile venting
•
HIGHER STANDARDS
Low NOx Emissions
•
Safety Engineered
•
Energy Efficient
•
Built-in Diagnostics & Usage
•
Record
**Up to 3 simultaneous uses in a warm climate
cold climate performance*
warm climate performance**
*2 simultaneous uses in a cold climate
temperature rise (°F)
35
45
50
60
70
77
80
90
100
Gallons Per Minute
8.5
7.4
6.6
5.5
4.7
4.3
4.1
3.7
3.3
Gallons Per Hour
510
444
396
330
282 258 246 222
198
Above estimates are for sizing purposes only