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post #8 of Old 04-27-2019
colemj
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Re: The cheapest RO membrane on market

Quote:
Originally Posted by capta View Post
Sorry, but again, don't you think if high-pressure washer pumps would work adequately for an RO system, all of us who built our own and all the companies making RO units would use them @$300.00 instead of $2k to 2500?
Actually, there are several companies selling inexpensive watermakers using cheap pressure washer pumps. And countless DIY people building them. There are tradeoffs - pump lifespan isn't great, but the pumps only cost $80-100. The rest of the system is like any other watermaker.

Mark

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