Commercial Hot Water Systems Brisbane

We repair, service and install commercial hot water systems across Brisbane and South East Queensland.

Our Trusted Partners

Here are some of the trusted partners and commercial clients we have worked alongside across Queensland.
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We have 14+ years of Experience

Signs Your Hot Water System Is Failing

Water runs hot, then cold, then scalding when someone pushes the mixer further across. Over a year or two, the tap creeps closer to full hot just to deliver a normal shower.

Note which outlets are affected and when. That halves our diagnostic time on site.

Affordable Pricing

On-Time Service

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Commercial Hot Water Repairs and Servicing

Three buildings can describe the same symptom and need three different repairs.

Only one of those is fixed by replacing the heater, so we test before we price.

The failed part comes out, gets photographed, and goes into the report with your invoice. Mixing valves need annual servicing under AS 4032.3, which we run alongside backflow prevention device testing on one schedule.

Repair It, or Replace It Before It Fails?

There is a fair argument for running an older unit until it stops. Tank in a plant room, floor waste under it, short lead time on a replacement: failure is an inconvenience and little more.

 

That argument ends when the tank sits above ceilings, flooring and joinery.

 

Commercial hot water storage tanks split on Friday afternoons and long weekends, and you pay after-hours rates on top. Planned replacement is two hours with the water off on a date you choose. Regular commercial hot water servicing is what buys you that choice.

What Facility Managers Tell Us

“Affinity potholed the whole run in a day and we poured on schedule. Easiest part of the job.”
Mark Talbot
· Site Manager, Meridian Built
“They’ve held our maintenance contract for three years. Reports arrive same day and I’ve never had to chase an invoice query.”
Leanne Prior
· Facilities Manager, Northgate FM
“Their hydrovac crew exposed live fibre and gas without a scratch. The inspector signed off on the spot.”
David Rennie
· Project Manager, CoreCivil
“All works were staged through the school holidays and the site was spotless before term started. Zero disruption.”
Sarah Meng
· Business Manager, St Aidan's College

“Relined 40 metres of common-property sewer without lifting a single tile. Levy-friendly price too.”

Tony Barone
· Committee Chair, Cascade Strata

“Burst main at 8pm, road open by 6am. That phone call is why they keep our emergency work.”

Greg Hoolihan
· Depot Supervisor, civil contractor

Our Process

STEP 01

Attend and test

We come to site and check outlet temperatures, valve function, gas or electrical supply and recovery rate. The actual fault gets identified first.

STEP 02

Quote the repair

You get the diagnosis in writing with every compliant option priced. Where a repair buys you another few years, we say so.

STEP 03

Schedule around your site

Term breaks, university summer, overnight, quiet periods. An early learning centre does not lose hot water at eight on a Tuesday morning.

STEP 04

Complete and document

Job Safety Analysis issued with the invoice, PO and job numbers on the paperwork, gas certification where required, next service date set.

Hot Water Down, or Overdue for Service?

Call us today for commercial hot water service anywhere in Brisbane. We will get a licensed plumber to your site. Contracted maintenance clients get priority attendance.

Common Hot Water Questions

Reliable hot water and efficient drainage systems are essential for keeping your property safe, comfortable, and compliant. Here are answers to common questions about our hot water, commercial drainage, and plumbing services:

Storage systems commonly run ten to fifteen years; continuous flow gas often longer. Servicing decides it more than the brand does. Two identical tanks installed the same day can be five years apart in condition.
Annually for anything with thermostatic mixing valves, which covers most commercial sites. The sacrificial anode is worth checking on the same visit. It corrodes so the tank does not, and a ten-year-old vessel that has never had one replaced is usually past saving.
Commercial hot water storage tanks heat from cold in hours, not minutes. If the site is on a controlled load tariff, the element may not start until overnight, and there is normally a boost function at the switchboard. Still cold after a full off-peak window means a supply or wiring issue, so call us.
We repair wherever repair is the sensible answer, and you see the failed part either way. Replacement gets recommended when the vessel itself has gone, when parts are no longer available, or when a tank is sitting above ceilings, flooring and joinery it will damage when it splits.

Aged care, health, disability accommodation and childcare, plus any site where occupants cannot reliably react to water that is too hot. The plan documents delivery temperatures, storage temperatures, valve locations and service responsibility.

Yes. Most of our maintenance clients came to us with plant installed by another contractor. Our commercial hot water services cover gas, electric, solar, heat pump and hybrid systems regardless of who put them in, including commercial gas hot water systems that need certification by our own licensed gasfitters.

Book a Site Assessment

We will test what is there, tell you what failed and why, and price the repair or the commercial hot water installation with the trade-offs spelled out.

1300 066 766

enquiries@affinityps.com.au

Unit 4, 22 Kremzow Road, Brendale QLD 4500

Book a Free Site Assessment