Reverse Osmosis Water Tanks | OASIS RO-Tank

Water Storage Tanks for Reverse Osmosis Systems – Available in Multiple Sizes

Available Sizes

• 12 Liters (3.2 Gallons) – Ideal for home use and small offices. Compact solution that saves space and provides adequate storage for daily needs.
• 15 Liters (4 Gallons) – Larger capacity for families and commercial spaces with increased consumption. Perfect for intensive use in offices and businesses.

Key Features & Technical Benefits

• Constructed from materials approved for contact with drinking water, without toxic components.
• Airtight tank with pressure valve to maintain water freshness.
• Compatible with all OASIS reverse osmosis systems.
• Durable membrane that prevents contamination and maintains water quality.
• Easy installation with standardized 1/4" connections.
• Compact design for installation under sink or in cabinet.
• Long service life with minimal maintenance requirements.

Ideal Applications

• Residential reverse osmosis systems for daily use.
• Offices and commercial spaces requiring clean water.
• Clinics and medical centers with high hygiene requirements.
• Restaurants and cafes providing quality water.
• Educational institutions and schools.
• Any space with a water filtration system.

Water Quality & Hygiene

OASIS water tanks are manufactured from certified materials that do not affect the taste or quality of filtered water. The airtight construction with pressure valve keeps the water fresh and clean, protecting it from external contaminants. The durable membrane ensures that stored water remains hygienic and safe for consumption.

Why Choose OASIS

• Over 20 years of expertise in water coolers & filters in Greece.
• Partnerships with major organizations (e.g., DEH, EYDAP, BMW and other high-demand companies).
• Products with European safety and quality certifications (e.g., CE, RoHS, NSF where applicable).
• Full after-sales service with technical support, spare parts and nationwide coverage.
• Specialized team that helps choose the right solution for every space.

OASIS | Water Coolers & Filters, the quality you deserve!