<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
</head>
<body bgcolor="#FFFFFF" text="#000000">
<font face="Times New Roman, Times, serif">US Plastic
(usplastic.com) carries polyethylene tanks used in industry for
acids. You can get them in various sizes - 24" x 36" x 20" deep
and larger. They will custom heat weld whatever you want.</font>
Kind of pricey (~$300) but heavy duty.<br>
<br>
Hilton<br>
<pre class="moz-signature" cols="72">--
Hilton Dier III
Renewable Energy Design
Partner, Solar Gain LLC
453 East Hill Rd.
Middlesex, VT 05602
</pre>
</body>
</html>