Have you considered sodium bentonite? A natural lined pond is usually the
best choice for wildlife. Why do you say you have to use a liner?
Dave
-/-

Try to beat the DragonKoi at Poker Champs...
https://secure.pokerchamps.com/poker...code=DRAGONKOI


"peter p@n" wrote in message
...
|I dug a big hole (about 9000 square feet surface; 7 feet max. depth; bank
at
| 4:1 slope) to make a waterfoul and wildlife pond. I have to use a liner.
The
| selection is between EPDM and HDPE.
| which one is better?
| do you have any link to suggest?
|
| thanks a lot
|
| pp
|
|