I need a basic lay-out for a hot water circulating system. This is not for my home but I am melting bee's wax.

I need a basic lay-out for a hot water circulating system. This is not for my home but I am melting bee's wax.
I know you ask about water, but have you thought about a solar beeswax melter? http://members.aol.com/beetools/solar.htm Maybe this will help.

I need a basic lay-out for a hot water circulating system. This is not for my home but I am melting bee's wax.
Please explain farther. What, exactly , do you wish to accomplish?