Product Price 过滤容量 (gallons) 流量 (GPM (Gallons Per Minute)) 污染物去除能力 安装难度 保修 (years) 对水压的要求 (PSI (Pounds per Square Inch))
Home Master TMHP HydroPerfection Under Sink Reverse Osmosis System
US
£346.37 2000 gallons 或 1年 75 GPD 去除高达99%的污染物,包括铁、氯胺、氯、重金属、氟化物、TDS、药物、微塑料;紫外线可破坏99.99%的微生物 设计为DIY安装;基本的DIY技能;可能需要为水龙头钻孔并为紫外线灯安装110V插座 5年有限保修

The Home Master TMHP HydroPerfection is a 9-stage under-sink RO system with a non-electric permeate pump, KDF85 iron prefilter, remineralization, and UV sterilization designed for well or city water. It delivers about 75 gallons per day, reduces waste to roughly 1:1, and is built for easy annual modular filter changes.

★ 适合人群

适合追求最长寿命的用户,因为其模块化的年度滤芯壳体和每个滤芯约 2000 gallon 的处理能力,加上可更换的 RO 膜(3-5 年),与罐式设计相比可延长整体系统寿命。

Waterdrop G3P600 8-Stage Tankless Reverse Osmosis System (WD-G3)
US
£365.02 CF 6个月或550 gallons;CB 12个月或1100 gallons;RO 24个月或2200 gallons 600 GPD;8秒内注满8盎司 减少TDS、PFAS、氟化物、砷、铅、六价铬、氯、异味与口感问题 DIY安装约30分钟(为DIY设计) 1年

Tankless under-sink RO with 8-stage filtration, NSF certifications, smart LED faucet with TDS monitoring, 600 GPD production and 2:1 pure-to-drain ratio; designed for fast on-demand water and space-saving installation. Suits households wanting high-capacity, tankless RO performance with low wastewater.

★ 适合人群

适合追求最长寿命的用户,因为 RO 滤芯寿命可达 24 months,CB 和 CF 滤芯寿命分别为 12 和 6 months,相比许多台下系统提供更长的使用间隔。

Cloud RO Cloud Reverse Osmosis Under-Sink System
US
£448.98 前/后置 500 gallons;RO膜 1500 gallons 80 GPD 去除99%的毒素,包括PFAS、重金属、氟化物、挥发性有机物(VOCs)、药物、微塑料 友好DIY;需要基本管道知识和水龙头孔或钻孔;约30–60分钟 1年

Cloud RO is a compact under-sink reverse osmosis system with built-in remineralization, app monitoring, and a pressurized storage tank. It delivers ~80 GPD, a 1:1 waste ratio, and is NSF/ANSI 58 certified for TDS reduction, suited to households wanting high-purity alkaline drinking water.

★ 适合人群

适合追求最长使用寿命的买家,因为其 RO 膜额定约 ~1500 gallons,前/后置滤芯约 ~500 gallons,相比许多替代品提供更长的滤芯/膜使用寿命。