www.tank-depot.com offers the best prices online for buying a Fiberglass Tank for pressure washing.
When deciding if you should buy a concrete or a fiberglass septic tank, you must consider where you will put it and how you will get it there. Fiberglass is easier to handle, but such tanks may be crushed by the weight of the dirt around them if they are emptied, while concrete tanks can withstand that pressure.
Petco
You Can Buy Cheap Sugar Lips Tank Tops Online On Ebay Or Essentialapparel.com Try That And Good LUck!
Get a 2 litre valve tank with coatings on the in side look on eBay there as cheap as £4.00
I learned a trick when working construction. The cheapest column you can get is a 12" PVC pipe. Buy the pipe, fill it with sand, and install the end caps. You can't tell the difference.
rockauto.com or, if you have the part number (which you can look up on rockauto, gmpartsdirect.com
you can buy cheap water at varartas
Aquariums can be very expensive but they don't have to be. If you buy a tank that isn't too big then you can find one at a reasonable price, around ten dollars for a ten gallon tank.
You can buy fiberglass steps, all sizes, many colors and finishes (brick, stone, granite, etc) from Mainely Fiberglass, Livermore, Maine. Wide delivery area. No website. Google for more location information. Very friendly and knowledgeable staff.
There is a nice one here http://www.amazon.com/Fiberglass-Column-Fountain-LED-Lights/dp/B001O5C4PY
you can buy a cheap one at gamestop
To buy cheap batteries you should go online to eBay or to Costco. Costco you can buy enormous value packs of hundreds of batteries for cheap. EBay you can buy them from an auction for cheap.