Solar Water Heater

How To Make Your Own Solar Water Heater
https://www.askaprepper.com/make-solar-water-heater/

Making your own solar water heater is a great way to save some money on your electricity bill with the help of the sun. It’s an easy and efficient way for anybody to create their own water heater using simple materials that can be found in most stores. With the endless possibilities of designs and ideas for the solar heater, I will show three different ways you can make it out of (mostly) used materials. I built a water heater out of PVC piping, a radiator, and an old boiler (which will be connected to the pipe system to hold more water and keep it warm). ---CONTINUED---

7 Solar Water Heating System Designs
https://www.backwoodshome.com/7-solar-water-heating-system-designs/

 PDF Format can be found here: https://archive.org/details/Backwoods_Home/7%20solar%20water%20heating%20system%20designs...By%20Michael%20Hackleman/mode/2up

  (BIG SNIP) ... even good designs require some maintenance. The lack of knowledgeable service personnel and parts crippled some systems. The solar collectors from these systems are actually pretty rugged and often find their way back into new installations sold “as is” or used. Today’s manufacturers of solar water heating systems and components have benefited from the lessons learned long ago. Things are back to a steady pace, with a variety of manufactured system types. Most offer good reliability, are warranted, and generally follow time-tested designs.   ---CONTINUED---