TGTGInsighttelegram intelligenceLIVE / telegram public index
TGINSIGHT POST
Post #8974
@offthegridofficial
Off The Grid
Post content
Post content
OMG this is a good idea.... heating sand thru the day inside a well house to keep it from freezing overnight. https://youtu.be/PC2K3Qrb8U8 250w solar panel and a quartz tube as a heater.