Ray's latest activity

You will not find a seaweed extract as good as Kelpak.

Still looks pretty nice.

It all looks pretty standard for a residential membrane. About the only things I can think of is that you either have a defective new...

Your setup sounds reasonable. Can you share the specs of both membranes, includng brand and part number, if you have them? The two...

I know they indicate that it's correct, but every RO system I've ever seen has not had the ASV in the flush water line, but in the...

Yeah, without a decent silicone lubricant, an o-ring can twist during insertion, creating a tiny gap for raw water to leak past. In all...

Totally different control mechanism, but you might consider giving OrganiShield a try as a safe alternative. It is a new release of...

Filter cartridges take no dissolved solids out of the water, only suspended solids (sediment), and the carbon cartridges are for...

It's interesting that 621 refers to terrestrial plants. What are you considering importing?

Well...Something ain't right. 721 only being reduced to 150 ppm suggests a defective system to me. 15 seems more reasonable, and even...

Were the membranes left open or the systems allowed to dry before use? If so, they can degrade fairly rapidly. I have never seen nor...

The tropical storm that just passed though dumped 22" of rain on us in 48 hours - 13+ yesterday alone. There are many road closures due...

In residental RO systems, there must be a flow restrictor in the flush water line, or there will be insufficient pressure to push the...

Excellent. kudos to you.

TDS meters are EC meters to which a "conversion factor" is applied. No matter how accurate the EC meter is, applying the correct factor...