Pratyahara

Pratyahara Tanks is the worlds first completely open source tank manufacturer. Our tank is constructed from 100% off-the-shelf parts. All construction details are publicly available.

To build a pratyahara tank is simple. You can order most of the parts directly from our store.

PUMP

Get a Panworld 100 PX pump

FILTER

There are 4 possible filtrations – UV, ozone, chemical and mechanical. For the reasons discussed in this thread, UV and ozone are of no concern.

So it boils down to handling chemical filtration via hydrogen peroxide and mechanical via TBD.

TANK:

Get two 360 gallon containment tanks from NTOTankOutlet.

HEATING:

Get a waterbed heater

Get stryofoam and bungie cords from home depot

HEATING CONTROLLER

EPSOM SALT

Crop Production Services (sometimes aka Agricultural Garden Supply) is a good place for salt. Look for a place that sells lawn fertilizers. And be sure to check floattalk.