Instructables: exploring - workshop - water heater - popular http://www.instructables.com Thu, 2 Oct 2014 02:36:05 PDT BLOX v1.01 Cheap solar hot tub/spa/pool water heater http://www.instructables.com/id/Cheap-solar-hot-tubspapool-heater/
Cheap solar hot tub/spa/pool water heater - More DIY How To Projects]]> http://cdn.instructables.com/FMM/RN6K/GR88L98C/FMMRN6KGR88L98C.SQUARE2.jpg http://cdn.instructables.com/FMM/RN6K/GR88L98C/FMMRN6KGR88L98C.SQUARE.jpg http://cdn.instructables.com/FMM/RN6K/GR88L98C/FMMRN6KGR88L98C.SMALL.jpg tmack0 This instructable covers the solar heater I made from parts available at the local hardware store (or salvage) for cheap. I have yet to do true empirical measurements on its output/efficiency, but it will raise the temp of my hot tub (~460gal) from 70 to 80 in two sunny days, and keeps it in the 90...
By: tmack0

Continue Reading »]]>
Thu, 11 Aug 2011 20:12:00 PDT
Building a Parabolic Solar Hot-Water Heater using 123D http://www.instructables.com/id/Building-a-Parabolic-Solar-Hot-Water-Heater-using-/
Building a Parabolic Solar Hot-Water Heater using 123D - More DIY How To Projects]]> http://cdn.instructables.com/FJ2/KQH0/H4ZN4R8J/FJ2KQH0H4ZN4R8J.SQUARE2.jpg http://cdn.instructables.com/FJ2/KQH0/H4ZN4R8J/FJ2KQH0H4ZN4R8J.SQUARE.jpg http://cdn.instructables.com/FJ2/KQH0/H4ZN4R8J/FJ2KQH0H4ZN4R8J.SMALL.jpg ben.chapman For this project I set out to create the solar equivalent of the hot-water tap on a coffee machine: a solar on-demand hot-water heater.  I was inspired by the functionality of a new software called 123D-Make that makes it easy to build large, geometrically precise forms.  My goal was to build a devi...
By: ben.chapman

Continue Reading »]]>
Mon, 2 Jul 2012 10:07:56 PDT