Dux Proflo 315L

SunCity Hot Water supplies, installs and services the Dux Proflo 315L across the Sunshine Coast, Brisbane, Bribie Island and Gympie — backed by our quality workmanship guarantee. Call 1300 728 122.

Transform your hot water system with the durable and efficient Dux Proflo 315L. Contact SunCity Hot Water today to discover how this reliable water heater can meet your home or business needs.

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The Details

Key Features

Enhanced Anode for Extended Tank Life

The Dux Proflo 315L features an enlarged anode designed to significantly extend the tank’s lifespan. By providing superior protection against corrosion, it ensures long-lasting, reliable, and efficient operation.

Robust Polymer Base for Durability

Built with a tough, hard-wearing polymer base, the Proflo 315L delivers excellent resistance to impact and moisture. This durable construction enhances the system’s longevity, making it a dependable choice for both residential and commercial settings.

Superior Y Class Commercial Grade Enamel

The tank is coated with high-quality Y-class commercial-grade enamel, offering a refined finish while delivering outstanding protection against corrosion and everyday wear. This premium coating helps preserve the tank’s integrity and performance over many years.

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Repairs · Servicing · Replacements

Is your Dux Proflo 315L not working?

No hot water, leaking or playing up? Don't rush to replace it — our licensed local technicians repair, service and replace Dux systems across the Sunshine Coast, Brisbane, Bribie Island and Gympie. We carry common parts, so many repairs are done the same day.

System Not Working? Call 1300 728 122 Get a Free Quote

Repair

Leaks, no hot water, element, thermostat and valve faults — diagnosed and fixed fast.

Service

Anode, valves and safety checks to keep your system running longer.

Replace

Past its best? We supply and install a new system, often the same day.

Product Documents

Owners Manual Range Brochure

Easy Installation with Dual Handed Fittings

Effortless Installation

Featuring water connections on both sides, the Dux Proflo 315L provides flexible installation options suited to a wide range of property layouts. This design makes both replacements and new installations simple and efficient.

Low Maintenance and Extended Service Life

Engineered for longevity, the Proflo 315L requires minimal maintenance. Its high-quality materials and durable construction support consistent performance while reducing the need for ongoing repairs.

women checking consistent water supply running on tap

Consistent Full Flow Pressure

Designed to provide optimal hot water flow, the system ensures steady pressure to all outlets, delivering comfort and convenience across your home.

Peace of Mind

Installation, Maintenance & Warranty

Installation

The Dux Proflo 315L features water connections on both sides of the tank, offering installation flexibility to suit a variety of spaces. This design helps streamline the setup process, whether you're upgrading an existing system or installing a new unit.

Maintenance

Built for long-term reliability, the Dux Proflo 315L requires minimal maintenance throughout its lifespan. Its durable construction and premium materials ensure consistent hot water performance with fewer repairs or component replacements.

Warranty

The Dux Proflo 315L is backed by a 10-year tank warranty and a 1-year parts and labour warranty under the Marathon® Warranty. This provides added confidence, covering tank integrity and offering support for any issues that may occur within the first year of installation.

FAQs

Frequently Asked Questions

Can the Dux Proflo 315L be installed indoors or outdoors?

Yes, the Dux Proflo 315L is suitable for both indoor and outdoor installations, offering flexibility to suit a range of spaces and property layouts.

Is there a hard water option available for the Dux Proflo 315L?

Yes, the Proflo 315L includes a hard water option, making it ideal for areas with high mineral content and challenging water quality.

Is the Dux Proflo 315L manufactured in Australia?

Yes, the Dux Proflo 315L is proudly manufactured in Australia, ensuring high-quality standards and supporting local expertise.

How much does a new hot water system cost?

The cost of a new hot water system depends on the type and size. Electric storage systems are the most affordable upfront, while heat pump and solar systems cost more but save on running costs and may qualify for rebates. Call SunCity Hot Water on 1300 728 122 for an all-inclusive supplied-and-installed quote on the Dux Proflo 315L.

How long does a hot water system last?

Most hot water systems last 8–12 years. Electric storage systems typically last 8–10 years, while heat pump and solar systems can last 15 years or more with regular servicing.

What size hot water system do I need?

As a guide, 1–2 people suit 125–160L, 3–4 people (a family of four) suit 250–315L, and larger households suit 400L. Continuous-flow gas units are sized by hot water flow rate instead. SunCity will help size the right system for your household.

How much does it cost to install a hot water system?

SunCity Hot Water quotes all-inclusive pricing — supply, installation by licensed plumbers and electricians, tempering and pressure-relief valves, removal of the old unit, QBCC fees and GST — with no hidden extras. Call 1300 728 122 for a fast quote.

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