(For example, California offers 55% of total solar parts and installation costs in tax credits. ) Initial cost of a full solar water heating system is high, from $2500 to $4500 by expert estimate. But when the sun is shining for more than 6 hours a day, anbsp;...
|Title||:||Hot Tubs Spas and Saunas|
|Publisher||:||Sunset Books/Sunset Publishing Corporation - 1982-07|