RE: RO (e i e i o ??)

From: LaPedis, Ron (
Date: Wed Mar 24 1999 - 08:27:39 PST

Date: Wed, 24 Mar 1999 08:27:39 -0800
From: "LaPedis, Ron" <>
Message-Id: <aabcdefg925$foo@default>
Subject: RE: RO (e i e i o ??)

>Date: Mon, 22 Mar 1999 16:01:17 -0500
>From: "Davin Stewart" <>
>Subject: Re: RO Unit
>Message-ID: <>
>I don't have any recommendations for specific units but I do have an
>interesting story.

>I was told by my local marine aquarium "expert" that RO units are designed
>to work at 120 PSI and most household waterlines will not provide this sort
>of pressure. He recommended using a small pump attached to the intake
>valve to provide this pressure.
>Has anyone heard of this before?

The ones sold at Costco specifically state that anything above 80 psi can
blow the RO membrane so I don't think this is true.

Ron LaPedis
Compaq NonStop Division
Global Development Systems & Engineering

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