Just catching up on a few new entries at Build-It-Solar.
New Solargraphy pictures from Kevin
Kevin’s Solargraphy “cans” have been taking pictures for the last few months with some really nice results.
|A 4 month exposure Solargraphy picture|
Some Ways of Distributing Solar Heated Air to Floors
Most solar air heating collectors just distribute the solar heated air directly to the living space, but here are a couple ways to do radiant floor heating with solar heated air….
|Scheme for heating a slab floor with solar heated air.|
Updates to the Windmill Water Pumping Section
Added a link to the very nice Ainsworth site on water pumping windmills as well as a link to the Vintage Windmills News — a good newsletter on restoring wind pumpers.
|From Vintage Windmills News|
Also added a link for the Airlift Windmills — on these windmills, the wind turbine drives a compressor which provides compressed air for a bubble pump.
If you have not taken the time to look at some of the pictures in this section of the beautiful old wind pumpers, you are in for a treat!