It's a 5-stage filter:

来源: LAChinese 于 2016-06-08 16:57:45 [] [旧帖] [给我悄悄话] 本文已被阅读： 次 (1344 bytes)
回答: I bought it for $180 plus tax at Homedepot. 由 LAChinese 于 2016-06-08 16:47:11

1st Stage: NSF Certified 5 micron high-capacity polypropylene sediment filter held in a transparent housing
2nd Stage: NSF Certified GAC Carbon Filter
3rd Stage: NSF Certified CTO Carbon Filter
4th Stage: NSF Certified High Rejection 75GPD TFC reverse osmosis membrane
5th Stage: NSF Certified Total Polishing Inline Carbon

所有跟帖： 

• 谢谢分享，个人感觉，很不错，价钱比我想象的便宜太多了，值。 -欲千北- ♂ 给 欲千北 发送悄悄话 欲千北 的博客首页 (0 bytes) () 06/09/2016 postreply 07:49:29

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