After blowing (what I consider) a lot of money on 2 residential solar water heaters, over the last 6 years, dealing with 3 set of rather expensive inner-tank replacements, evacuation pipe changes I am ...
Please excuse my ignorance - we want to buy a typical slanted rooftop solar water heater for our home. We thought 200L would be an acceptable capacity, but the vendor we visited today said that we ...
The 'what if the sun don't shine' problem is the difficult issue in solar thermal. Where can I find good solid test-based resources on the options for backup and their downsides? For example: ...
Background: Late in the summer last year I finally commissioned a DIY solar hot water pre-heat project. Very simple, drain back, open (vented) tank, PEX coil for a heat exchanger, PEX plumbing ...
I'm considering a passive solar radiant heating installation in the Chicago area and was wondering if it would be feasible to store enough water/energy to support heating for most of the night. The ...
I am designing a compact home on a high elevation in Colorado. There will be a finished basement apartment on a concrete slab and I was thinking of spiraling PVC pipe through the slab to heat it. ...
Maybe a dumb idea, but can I just put a PV panel on my roof and run wires into a room to a power resistor to generate heat? I have just one room that I was thinking of adding this additional heat to. ...
I want to build my own solar water heater. It should heat about 20-30l of water per day to about 60°C. There is about 4-5h of direct sunlight to the place I thought of putting it. How big should my ...