Here are the lowest cost candles for preparedness – cost per hour comparison of Tea light, Votive, Taper, and Pillar style.
Here’s why most grid-tied solar systems don’t work when the electric grid goes down. Many are surprised to discover this.
The advantages of Lithium-ion batteries for solar powered Off-Grid energy systems are tempting! The Iron Edison Design Team lists 8 reasons to consider.
30 year life, 80% depth-of-discharge, wide operating temperature environment, low maintenance, other factors, translates much lower costs than lead acid!
List of all 50 states and their average energy consumption per home. It’s a good basis to start from for off-grid alternative energy system design.
Many people think 120 F is the best hot water heater temperature. No, it’s not. Here’s why, what it should be, and how to get best of both worlds…