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Logs to Lumber #1: Building a Solar Kiln

01-07-2018 09:40 PM by JohnMcClure | 1 comment »

The project started with a big aluminum box. It’s a jobsite toolbox in a size my employer no longer requires. The box is roughly 6ft long, 3ft deep and 32” high. First I painted it with a dark flat metal primer. Then I built an angled upper portion from OSB.Good to have a helper!The angle of the roof should be equal to your N lattitude, and facing south (if you’re north of the equator). 30 in my case. Trigonometry is very helpful here. And made a frame from 2×2s for a roof/lid of clear plastic.The 2×2s fit reasonably tightly over the box – it isn’t airtight, but hopefully close enough. The roofing panels are held to the 2×2s wi...

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