From: Roland Roberts <roland
Date: Wed, 15 Mar 2006 09:25:32 -0500
	of "Wed, 15 Mar 2006 11:15:13 +1100")

>>>>> "Greg" == Greg Crawford <gc

    Greg> This is quite a significant difference in price per filter:
    Greg> $61 vs $125 vs $175.  However, deterioration seems to be a
    Greg> problem and I am wondering whether users have found some
    Greg> brands more resistant to deterioration than others.

What sort of deterioration are you seeing?

roland
                       PGP Key ID: 66 BC 3B CD
Roland B. Roberts, PhD                             RL Enterprises
roland
roland
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