Premium Under-Sink Water Purification for Modern Homes

Enjoy cleaner, better-tasting drinking water straight from your kitchen tap with the SPECTRUM PURE Z1-E020 Tankless Reverse Osmosis System.

Designed for modern residential kitchens, this compact, high-performance water purification system combines advanced reverse osmosis technology with intelligent filtration and a space-saving, tankless design.

Unlike traditional reverse osmosis systems that require a bulky storage tank, the Z1-E020 features a compact under-sink configuration, helping you maximise valuable cupboard space while enjoying purified water on demand.

Its advanced multi-stage filtration technology helps reduce dissolved impurities, chlorine, heavy metals, PFAS and microplastics, improving the quality, taste and overall drinking experience of your household water.

Whether you're looking to improve your everyday drinking water, prepare better-tasting tea and coffee, or enjoy purified water for cooking, the SPECTRUM PURE Z1-E020 offers a convenient and efficient solution.

Key Features & Benefits

Advanced Reverse Osmosis Filtration

Advanced RO membrane technology helps reduce dissolved salts and microscopic impurities, delivering purified drinking water directly from your dedicated kitchen tap.

Compact Tankless Design

The space-saving under-sink design eliminates the need for a conventional pressurised storage tank, making it an excellent choice for modern kitchens where cupboard space matters.

High-Efficiency Water Purification

Designed to deliver a nominal production capacity of up to 3,000 litres per day under specified operating conditions, providing a reliable supply of purified water.

Four-Stage Filtration Technology

The integrated filtration process combines sediment filtration, activated carbon filtration and reverse osmosis membrane technology, followed by post-carbon filtration to improve the taste and quality of drinking water.

Intelligent Automatic Flushing

Automatic flushing helps maintain membrane performance and supports consistent filtration operation.

Convenient Cartridge Replacement

The innovative twist-and-click cartridge design makes filter replacement straightforward, reducing maintenance time and simplifying routine servicing.

Filter Change Monitoring

Built-in cartridge monitoring helps indicate when filter replacements are required, making it easier to maintain optimal system performance.

Complete Installation Kit

Supplied with a brushed stainless-steel drinking water tap, isolation valve, drain connection, tubing and associated fittings for a convenient installation.

Why Choose the SPECTRUM PURE Z1-E020?

Traditional under-sink reverse osmosis systems can take up considerable cupboard space and require a separate water storage tank.

The SPECTRUM PURE Z1-E020 offers a more compact alternative, combining advanced filtration technology and a modern tankless configuration in one integrated unit.

Benefits include:

• Improved drinking water quality at home.

• Better-tasting water for tea, coffee and cooking.

• Reduced chlorine, dissolved impurities and selected contaminants.

• Space-saving installation beneath your kitchen sink.

• No conventional RO storage tank required.

• Convenient cartridge replacement.

• Automatic membrane flushing.

• Integrated monitoring features.

It's an excellent choice for homeowners looking for a modern domestic reverse osmosis water filtration system.

Technical Specifications

Specification	Details
Brand	SPECTRUM
Model	PURE Z1-E020
Technology	Reverse Osmosis
Application	Residential & Light Commercial
Installation	Under-Sink
System Design	Tankless
Nominal Production Capacity	Up to 3,000 LPD
Nominal Salt Rejection	93%
Water Recovery	65%
Minimum Feed Pressure	1 bar
Operating Temperature	5–38°C
Maximum Feed Water TDS	<500 ppm
Maximum Feed Water Turbidity	<1 NTU
Dimensions (W × D × H)	130 × 397 × 376 mm
Feed Connection	3/8"
Permeate Connection	1/4"
Concentrate Connection	1/4"

Actual filtration performance and water production depend on feed water pressure, temperature, TDS and other operating conditions.

What's Included?

The SPECTRUM PURE Z1-E020 is supplied as a complete reverse osmosis system kit.

• SPECTRUM Z1-E020 RO System

• Z1-E020 3-in-1 Pre/Post Filter Cartridge

• Z1-E020 Reverse Osmosis Membrane

• Power Transformer

• 3-Way Isolation Valve

• Drain Saddle and Connector

• Brushed Stainless-Steel Drinking Water Tap

• Tap Connector

• Water Tubing:

  • 1.5 m × 3/8"

  • 3 m × 1/4"

Installation & Maintenance

The SPECTRUM PURE Z1-E020 is designed for convenient under-sink installation using push-fit connections and supplied installation fittings.

Professional installation by a qualified plumber is recommended to ensure correct water supply, drainage and electrical connections.

For continued performance, replacement filter cartridges should be installed in accordance with the manufacturer's maintenance recommendations and actual water conditions.

Frequently Asked Questions

1. Is the SPECTRUM PURE Z1-E020 suitable for domestic use?

Yes. The Z1-E020 is suitable for residential drinking water applications and can also be used in light commercial environments such as offices and small hospitality businesses.

2. Does this reverse osmosis system require a storage tank?

No. The Z1-E020 features a tankless design, eliminating the need for a conventional RO storage tank and saving valuable under-sink cupboard space.

3. What contaminants does the SPECTRUM Z1-E020 reduce?

Its filtration technology helps reduce chlorine, PFAS, heavy metals, microplastics and dissolved impurities. Actual reduction performance varies depending on the contaminant and operating conditions.

4. How much water can the system produce?

The system has a nominal production rating of up to 3,000 litres per day under specified operating conditions. Actual production depends on feed water temperature, pressure and water quality.

5. Does the system require electricity?

Yes. The system uses an electrical power supply to operate its filtration and automatic flushing functions.

6. Is filter replacement difficult?

No. The twist-and-click cartridge design makes routine filter replacement straightforward. Built-in cartridge monitoring also helps indicate when maintenance is required.

7. What is the recovery rate of the system?

The nominal water recovery rate is 65%. This means approximately 65% of incoming feed water is recovered as purified water under the specified test conditions.

Buy the SPECTRUM PURE Z1-E020 from GroAqua

Upgrade your household drinking water with the SPECTRUM PURE Z1-E020 Tankless Reverse Osmosis System.

At GroAqua, we specialise in water filtration, purification and treatment solutions for residential and commercial applications.

Explore our range of reverse osmosis systems and water filtration products to find the right solution for your home.