get started with efficient water heating
This on-demand pump is installed under the
sink in the bathroom farthest from the water
heater in a San Diego house with a solar
water-heating system. The user activates
the pump shortly before hot water is desired.
The pump primes the hot water trunk line
with hot water and shuts off.
Optimizing for High-Performance
Solar Water-Heating Systems
What’s the best supplemental heater? We look at
the issues and options, concluding this two-part series. by GARY KLEIN
30 November/December 2010 SOLAR TODA Y solartoday.org
Copyright © 2010 by the American Solar Energy Society Inc. All rights reserved.