6-stage Under Sink Ultrafiltration Stainless Steel Water Filter System Waterdrop TST-UF

About this product

6-Stage Advanced Filtration Enjoy purified water for all daily uses with Waterdrop's ultrafiltration system! Safe, Convenient & Reliable Usage Food-Grade Material Avoids secondary pollution, safe & durable Fast & Stable Flow Enjoy pure water at 1.5 GPM Meets Diverse Needs Start purer water usage now! Compare Undersink Compare G Series 6-stage Under Sink Ultrafiltration Stainless Steel Water Filter System Waterdrop TST-UF Add to Cart Ultrafiltration Under Sink Water Filter System Waterdrop TSU-W Add to Cart 3-stage Ultra Filtration Under Sink Water Filter System Waterdrop TSA-UF Add to Cart SKU SKU WD-TST-UF WD-TSU-W WD-TSA-UF Price Price $189.99 $189.99 $149.99 Dimensions (inch) Dimensions (inch) 14.49 x 4.92 x 12.99 14.0 x 4.7 x 14.6 16.8 x 12.9 x 4.3 Ultrafiltration Ultrafiltration √ √ √ Micron Rating Micron Rating 0.01μm 0.01μm 0.01μm Replacement Replacement WD-P1 WD-U2 WD-C3 TSPP TSUF TSCT WD-10PP WD-10GC WD-10UF Certification Certification NSF/ANSI 372 Certified NSF/ANSI 372 Certified NSF/ANSI 372 Certified Material Material Stainless Steel PP Membrane, Carbon Block, Ultrafiltration Membrane PP Membrane, Carbon Block, Ultrafiltration Membrane FAQ Curious about how the countertop water filter works? Our FAQ section covers everything from filter lifespan to installation tips for clean, pure water every day. Contact Us What does the under-sink filter reduce? It reduces bacteria, chlorine, heavy metals, large particles, and more impurities — while keeping healthy minerals like calcium and magnesium. Is the system certified? Yes, it's certified by IAPMO R&T to NSF/ANSI 42 & 372 standards for contaminant reduction and low lead. Is installation difficult? Not at all. It's a quick DIY setup with all parts included — no drilling needed. What is the housing made of? Food-grade stainless steel. It's corrosion-resistant, leak-proof, and built to last. How fast can you get pure water? 1.5 GPM — fast enough to fill a 6oz cup in less than 2 seconds.

• 6-stage filtration system removes 99% of contaminants for cleaner water
• 0.01 micron ultrafiltration membrane captures bacteria, heavy metals, and fine particles
• Lead-free 304 stainless steel housing resists corrosion and ensures durability
• High flow rate of 1.59 gallons per minute for fast water purification
• Easy installation with all parts included and no drilling required

Filtration Stages

6 (PP cotton, activated carbon, ultrafiltration membrane, non-woven fabric, carbon block, PP cotton)

Micron Rating

0.01 μm

Flow Rate

1.59 gallons per minute (GPM)

Operating Temperature

40–100°F (5–38°C)

Operating Pressure

15.87 psi (0.1–0.6 MPa)

Filter Lifespan

PP filter up to 6–8 months, UF filter up to 12 months, CT filter up to 12–24 months

Certification

NSF/ANSI 372, IAPMO/NSF 42/372

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