I’ve been busy gathering materials and building four test panels to see which design is the best one for our solar water panels. The Test Panels Each test panel is 2 × 4 ft. The equal size will allow us to compare per-foot heat generation directly. The panels are made of 2-×-6-in nominal lumber. The … More Solar Test Arrays — Lab Note 1.02

“Lab Notes” are a new series of posts chronicling the daily progress our research projects. Research Project No. 1 is the testing and installation of a solar heating system for domestic water and space heating. These notes may be useful for anyone interested in building such a system at home. Others might prefer the more … More Solar Water Pumps — Lab Note 1.01