Category Archives: water

Interesting solar heater

The author took the cooling grids off old fridges and combined a bunch together to heat up water.  That “heated” water then has a coil inside a water tank to transfer the heat too.  Which is a good idea since … Continue reading

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3D printed pump for NEMA based motors

Interesting pump build to use with a NEMA motor (typically stepper motors).  If you need some sort of pump that does measured amounts this could be the way to go. The Bolt-On Peristaltic Pump  

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Interesting build for a swamp cooler

Interesting how the author re-uses an old water cooled CPU for this build.  Seems to work OK too.

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Build yourself an underwater camera

The author uses an RPi Zero and its camera to build this.  Most of the cost is in the electronics since the rest is PVC pipe.  Its a nice looking build overall.  Author has the costs at $100 An Achievable … Continue reading

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Interesting swamp cooler

OK this one is pretty funny, its a trash can converted with a filter and a fan.  Nice build overall.  It could be cheaper if the author used something beside aluminum brackets.

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Automatic pool filler

Nice and simple build with some PVC pipe and a toilet tank filler. Oh several modifications to this have been to use the Korky Universal Fit Adjustable Toilet Fill Valve (Model # 528MPK), which looks nicer

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making a vortex fountain

OK this was pretty cool build.  I am not 100% sure what is going on to make the build, but it looks nice.

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Another plywood boat build

I like this build, seems more robust than others (and more fun. Build A Boat With Your Buddies

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Portable spray wash

The author takes a simple battery operated pump, battery, and a jerry can to make a portable sprayer.  This would work for a shower, and other water purposes as well

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Interesting swamp cooler

This one has water going over the bucket and trickling down the foam stuff and getting blown thru.

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