Puretec

Puretec RA-T4.2 Tank

$181.52 inc GST

& Free Shipping over $300

Puretec RA-T4.2 Reverse Osmosis Storage Tank – A durable, pressurised RO water tank with a 4.2-gallon capacity. Provides instant access to purified drinking water, compatible with most under-sink RO systems, and designed for reliable, low-maintenance performance.

Used in conjunction with compatible under-sink RO systems

- +
  • In stock — usually dispatched same or next business day
  • Free shipping on orders $300+ — Australia-wide
  • 30-day change-of-mind returns
  • Australian-owned, trading since 1912
  • Questions? Call 0447 203 775 or text us

Description

Puretec RA-T4.2 Reverse Osmosis Storage Tank

The Puretec RA-T4.2 is a high-quality pressurised reverse osmosis (RO) storage tank designed to provide instant access to purified drinking water. Used in conjunction with compatible under-sink RO systems, this tank stores filtered water under pressure so it is ready for use whenever required.

With a total capacity of 4.2 gallons (approximately 16 litres), the RA-T4.2 offers an excellent balance of compact size and usable storage. Under normal operating conditions, it delivers approximately 9 litres of usable water, ensuring reliable supply for everyday household drinking and cooking needs.

Manufactured with a durable external shell and a food-grade polypropylene inner liner, the tank is corrosion-resistant and designed to maintain water quality over time. Its sealed air chamber provides consistent pressure and dependable performance, while the compact footprint allows for easy installation under most sinks.

Key Features

  • Pressurised storage for instant RO water delivery

  • 4.2-gallon (16 L) total capacity

  • Approx. 9 L usable water at standard pressure

  • Food-grade polypropylene inner liner

  • Durable, corrosion-resistant construction

  • Compact design for under-sink installation

  • Compatible with most domestic reverse osmosis systems

Specifications

  • Model: RA-T4.2

  • Total Capacity: 4.2 gallons / 16 litres

  • Usable Capacity: Approx. 9 litres

  • Connection: ¼″ fitting

  • Maximum Operating Temperature: 40 °C

  • Application: Domestic reverse osmosis systems

The Puretec RA-T4.2 is a reliable and low-maintenance solution for storing purified water, ensuring your reverse osmosis system delivers clean, great-tasting water on demand.

SPECIFICATION SHEET

Delivery & returns

  • Shipping: free on orders of $300 or more; $20 (inc. GST) for orders from $200; $33 (inc. GST) under $200 (some small items ship for less). We ship to most of Australia (no PO Boxes or parcel lockers).
  • Dispatch: usually the same or next business day, from our Brisbane warehouse or direct from the supplier. Delivery takes 2–7 business days depending on location; tracking is emailed when your order ships.
  • Returns: 30-day change-of-mind returns on unused items in original packaging — please contact us first. Clearance items are final sale.
  • Damaged or missing parts: tell us within 24 hours of delivery and we'll replace it.

Shipping information · Return policy

Shopping Cart
Puretec RA-T4.2Puretec RA-T4.2 Tank
$181.52 inc GST
- +
Scroll to Top