Complete Home Filtration vs Great Water Filters at a Glance

Factor Complete Home Filtration Great Water Filters
Australian design and suitability for local conditions

Australian-founded and operated, with systems configured around the home, water supply and household requirements.

Australian-engineered whole home systems designed for town, tank and bore water.

Whole home coverage

Whole home filtration from the mains, with configurations addressing sediment, chlorine, chloramine, heavy metals and other quality concerns. Up to 50L/min.

Whole home filtration from the mains, with the ES5Q using sediment, carbon and additional treatment stages, plus an integrated softening stage.

Installation

Complete Home Filtration manages professional installation through its licensed plumbing teams, with installation and service teams across Australia.

Installed by a licensed plumber, with installation included in the advertised ES5Q package.

Cartridge cycle and ongoing cost

6 to 12 months, depending on configuration and usage. Proprietary system cartridges are supplied for the system.

6 to 12 months, depending on water quality and usage.

Softening and hardness

Hardness can be addressed within the whole home system configuration, including softening resin and scale-prevention options depending on the system selected.

The ES5Q includes an integrated Vortex Softener intended to address hardness and scale.

Local service and aftercare

Installation and service teams operate across WA, QLD, VIC, NSW, ACT and SA. Whole home systems carry a 2-year manufacturer warranty, with installation workmanship coverage applying according to the relevant terms and regulations.

Great Water Filters provides Australia-wide installation and support. The ES5Q includes a published 4-year product warranty and 2-year service guarantee, with a 10-Year VIP Support Package covering replacement reminders and cartridge delivery.

Certifications

Published certification and manufacturing credentials include WaterMark certification, NSF-related testing/assessment and ISO 9000-accredited manufacturing requirements, with the applicable scope depending on the product and standard.

Great Water Filters states that the ES5Q has been tested and certified in Australia. Public ES5Q material does not identify a specific WaterMark licence or named certification standard. They also communicate that their systems are patented in Australia, but no patent is registered in their name in Australia IP searches.

Australian Design and Local Water Conditions

Complete Home Filtration

Complete Home Filtration is an Australian-founded and operated business, with whole home systems designed for Australian homes, plumbing conditions and water supplies. Water sources vary by location, so filtration is determined according to the property’s water supply and household requirements.

The CHF-6000 can be configured with different kinds of filtration media instead of using the same setup for every property.1,2 

Great Water Filters

Great Water Filters describes its systems as Australian-engineered and states that the ES5 and ES5Q can be used with town and tank water. Its Western Australian material also refers to bore water applications.

The ES5Q is designed as a whole home system for these water sources, with its treatment stages contained within the system.3,4

Woman drinking from a water bottle while sitting next to a dog

Whole Home Coverage

Complete Home Filtration

The CHF-6000 is installed on the mains before water enters the home, providing filtration across the whole property’s water supply. Its maximum flow rate is 32 to 50 litres per minute, depending on the setup.

The system can be designed with different filtration media based on the property’s water quality and household requirements, including options for sediment, chlorine, chloramine, heavy metals, hardness and scale.2

Great Water Filters

The ES5Q is installed at the home's main water entry point and filters the property's entire water supply. Its five-stage configuration combines filtration, water treatment and softening, with automatic digital backflush included as part of the system.

The system has 3/4-inch inlet and outlet ports and a published operating pressure range of 310–590 kPa.4

Whole-home water filtration system installed in a front yard

Installation and Who Does It

Complete Home Filtration

Complete Home Filtration manages the installation process through its technicians and partnered plumbers. 

A licensed professional must install the CHF-6000 on the mains between the water meter and the first inlet tee-off into the home. The technician considers the installation requirements when determining the appropriate system setup for the property.2,5

Great Water Filters

A licensed plumber installs the ES5Q at the home's main water entry point. Great Water Filters provides professional installation through its Australia-wide installation service.

Its installation documentation provides requirements for positioning and connecting the system, including the inlet and outlet connections and the operating pressure range specified for the ES5Q.4,6

Service technician and customer toasting with water in a kitchen

Cartridge Cycle and Ongoing Cost

Complete Home Filtration

The CHF-6000 uses high-capacity cartridges, and the technical specifications recommend replacement every 6 to 12 months, depending on water quality. Complete Home Filtration also notes that maintenance intervals may need to be adjusted based on a qualified technician's advice.

Ongoing costs depend on the cartridge type and the replacement schedule needed for the water supply. That means the most useful comparison is between a quote for the same system and replacement schedule.2 

Great Water Filters

Great Water Filters says ES5Q cartridges generally need replacement every 6 to 12 months, depending on water quality and usage. Its current replacement options include a Standard Cartridge Pack at $295 per year and a Wellness Cartridge Pack at $395 per year.

The 10-Year VIP Support Package includes replacement reminders and free delivery of replacement cartridges.7

Softening and Hardness Handling

Complete Home Filtration

Complete Home Filtration can address hardness as part of the whole home system setup. 

The CHF-6000 offers either a high-capacity water-softening resin cartridge or scale-prevention media as cartridge options. The ideal design depends on the property’s requirements.1,2

Great Water Filters

The ES5Q includes Vortex Softening as part of its system configuration. Great Water Filters states that the softening stage is designed to reduce hardness and scale.

Great Water Filters also offers separate softeners, including systems combining filtration with its Vortex Softener.4,8

Person preparing a hot drink while making sandwiches on a kitchen countertop.

Local Service and Aftercare

Complete Home Filtration

Complete Home Filtration supports its systems with troubleshooting resources, maintenance guides, and fully qualified service teams across Australia. Its service offering includes ongoing filter replacements and system reminders.

The CHF-6000 includes a two-year manufacturer’s warranty on the system, as well as a plumbing workmanship warranty of up to seven years, depending on applicable state requirements.1,2,9

Great Water Filters

Great Water Filters provides installation and service across Australia. Its 10-Year VIP Support Package includes cartridge replacement reminders and free delivery of replacement cartridges.

The ES5Q documentation states a four-year product warranty and a two-year service guarantee covering parts and labour. The published warranty information also identifies a one-year warranty period for appliances and consumables.4,7,10

Service technician holding a clean filter while speaking to a woman in a doorway.

Certification and Scope

Complete Home Filtration

Complete Home Filtration publishes several certifications and manufacturing credentials across its products. These include WaterMark certification, testing against relevant NSF standards and ISO 9000-accredited manufacturing requirements. 

For the CHF-6000, the documentation identifies the WaterMark licence as WMK023341 and also provides information about NSF testing and assessment through IAPMO, along with its manufacturing requirements on its certifications page.2,11 

Great Water Filters

Great Water Filters states in its ES5Q installation and user documentation that it has tested and certified system performance in Australia.

The ES5Q reviewed doesn't identify a specific certification standard or WaterMark licence number.

If a water filter connects permanently to your home's water supply, Australian plumbing regulations require it to be WaterMark certified. By law, a licensed plumber is not permitted to install a system without a WaterMark. Make sure to check for a WaterMark registration before any products are installed in your home.4  

Person rinsing vegetables under water from a tap.

Appendix

  1. https://www.completehomefiltration.com.au/products
  2. https://www.completehomefiltration.com.au/products/whole-home-filtration
  3. https://greatwaterfilters.com.au/western-australia
  4. https://portal.greatwaterfilters.com.au/knowledge-base/es5q-water-filtration-system-installation-user-manual
  5. https://www.completehomefiltration.com.au/build-with-us
  6. https://greatwaterfilters.com.au/home-water-filter
  7. https://greatwaterfilters.com.au/complete-home-water-filter
  8. https://greatwaterfilters.com.au/whole-house-water-filter
  9. https://www.completehomefiltration.com.au/resources/chf-warranty
  10. https://greatwaterfilters.com.au/guarantee-and-warranties
  11. https://www.completehomefiltration.com.au/certifications

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