Your Trusted Commercial
Plumbing & Gas Experts
A trusted hydraulic services contractor specialising
in construction, fit-outs, and maintenance
Our Clients
Skilled Professionals
You Can Count On
Commercial Plumbing
Backflow Prevention
Thermostatic Mixing Valve
Emergency Plumbing
Planned Maintenance Plumbing
Hydraulic Asset Management
New Builds
Pipe Freezing
Roofing
Small Excavation
Gas Services
Hot Water System
Our ACCREDITATIONS
Why Choose A1 Plumbing & Gas?

Licensed, Experienced & Reliable
Our fully qualified team brings decades of plumbing and gas expertise to every job. We show up on time, get the job done right the first time, and stand behind our work.

24/7 Emergency Support
Plumbing emergencies don’t wait for business hours—neither do we. Our team is on-call 24/7 to handle urgent issues, minimise damage, and restore safety fast.

Tailored Service Agreements
We offer flexible, ongoing maintenance plans for commercial clients, strata, and facilities managers—ensuring compliance, performance, and peace of mind year-round.

Simplified Compliance Solutions
From TMV and backflow testing to hot water safety and gas compliance, we take care of the paperwork and keep you up to date with mandatory regulations.

Clean, Courteous & Professional
We treat your property with respect. Our team uses drop sheets, cleans up after every job, and works with minimal disruption to your home or business.

Servicing Southern NSW & ACT
From Goulburn to Canberra, Bowral to Queanbeyan, we’re the trusted local team with the capacity to deliver top-tier service across regional and metro areas.
Do You Have A Plumbing Emergency? We’re Available 24/7!
Fast, Reliable Fixes for All Plumbing Issues
A1 Plumbing & Gas News
What Affects the Cost of Plumbing?
Several key factors influence what you'll pay: Job Complexity: A leaking tap costs less than repiping a bathroom. Materials Required: High-end fixtures or specialist equipment will increase cost. Access Issues: Hard-to-reach areas (e.g. under slabs) take more time....
Gas vs Electric Hot Water Systems Which One Saves You More in 2025?
Choosing between gas or electric hot water? Here’s what you need to know to make the smart choice for your home. Gas Hot Water SystemsPros: Lower running costs (especially with natural gas) Fast recovery time Works during blackouts Cons: Higher upfront installation...
Blocked Drains in Goulburn? Here’s What Might Be Causing It
Blocked drain driving you mad? Don’t panic. Here’s what’s likely causing it — and how A1 Plumbing & Gas can fix it fast. Most Common Causes of Blocked Drains in Goulburn Tree Roots in PipesGoulburn’s older properties are often surrounded by trees. Roots easily...











