Waterdrop K19-SFK Countertop Reverse Osmosis Water Filter — Alkaline Minerals, 3:1 Pure to Drain, No Installation

Smart countertop RO filtration with mineral-rich water

Meet the Waterdrop K19-SFK Countertop Reverse Osmosis system. Designed for everyday versatility, it sits on your counter, needs no permanent installation, and delivers water enhanced with minerals for a balanced taste. Its compact footprint fits kitchens, bedrooms, offices, or even RVs, while a generous 170 oz tank provides hydration for the day without constant refills.

7-stage filtration with a precision membrane

• 0.0001 μm RO membrane targets contaminants, reducing TDS, PFAS, chlorine, salts, sediments, and odors.
• SGS-tested to verify water safety and filtration performance.

Mineral-enriched water for taste and balance

• Adds beneficial minerals such as potassium, calcium, sodium, and magnesium to your water.
• Mineral enrichment aims to improve the flavor profile of drinking water and the quality of cooked foods.

Easy, user-friendly operation

• Plug-and-play design with a readable screen and simple touch controls to select water volume.
• Large 170 oz tank means less frequent refills and steady access to fresh water all day.
• Compact dimensions (approximately 14.2" L x 7.9" W x 15.7" H) fit in tight spaces and small kitchens.

Efficient filtration and sustainability

• 3:1 pure water to drain ratio helps conserve water and reduce bottle waste, with long-lasting filtration.
• Notes: temperature cannot be adjusted; BPA-free materials emphasize safe everyday use.

Designed to support daily hydration and culinary water needs, the Waterdrop K19-SFK emphasizes practical benefits with clear, achievable outcomes. It offers a measured approach to cleaner-tasting water without overpromising results, making it a compelling option for households seeking convenience and quality.