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Hot Tub Backyard, Pool Hot Tub, Spa Hot Tubs, Backyard Pools, Pool Decks, Pool Spa, Alternative Energie, Diy Heater, Diy Solar Pool Heater
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Cheap Solar Hot Tub/spa/pool Water Heater

Cheap Solar Hot Tub/spa/pool Water Heater: This instructable covers the solar heater I made from parts available at the local hardware store (or salvage) for cheap. I have yet t… 
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