SEAL-WAL-32DWV
$16.00 NZD
Rubber tank fitting are the best way to connect your tank to PVC pipes, they are available in a range of sizes and with a little bit of lubricant are easy to install. They are also called Wallace seal or uniseal
Drill hole (sizes below) into tank and place seal in hole, with some lubricant and a nicely cut piece of pvc that is de-burred puch it into the fitting. Job Done...