3M Under-Sink Water Purifier RO System HFRO-S823 Original Reverse Osmosis Membrane Filter HFRO-D30-CAR2

4-layer powerful filtration system including patented 3-in-1 composite filter and long-lasting RO membrane.

Patented non-drip scale inhibition chamber design to extend filter life.

Activated carbon rod with silver loading for antibacterial effect and efficient VOC adsorption.

Imported polypropylene pleated membrane with 2.5 micron filtration precision.

BPA-free materials tested under GB31604.10-2016 food safety standards.

Stainless steel faucet with high-quality ceramic valve core, smooth touch, easy to clean, durable and leak-proof.

Continuous water production with fast filling (4 seconds per cup).

Safe for infants and families, free from bisphenol A.

Complies with NSF58 and Chinese water safety certification standards.

Recommended every 12 months.

Initial water TDS may be higher after machine stops due to residual water; recommended to flush before use.

Manual first water discharge setting to save water compared to automatic frequent flushing.

Product recognized at 2025 JD.com Drinking Water Industry Summit for quality and innovation.

Backed by over 80 years of fluid filtration experience and extensive material simulation databases.

Meets Guangdong Province drinking water hygiene safety product certification and NSF standards.