Plumber in Dundas Valley
At Oncall Plumbing, our plumbers in Dundas Valley offer unparalleled service to you and neighboring suburbs such as Eastwood, Carlingford, Telopea, and Ermington.
- Highly reviewed from local customers
- Family owned & operated
- Monthly specials & deals

Upfront pricing
Know the price before we start

$0 Call Out
No call out fees

$50 off for online bookings
Book online to receive a discount
Plumber in Dundas Valley
- Highly reviewed
- Family owned & operated
- Monthly specials & deals

Upfront pricing
Know the price before we start

$0 Call Out
No call out fees

$50 off for online bookings
Book online to receive a discount

Welcome to
Oncall Plumbing
Dundas Valley, with a population of approximately 5,000 residents, is a charming suburb known for its mix of older homes and modern developments, nestled near the picturesque Ponds Creek and the lush Dundas Park. At Oncall Plumbing, we specialize in addressing the unique plumbing challenges faced by Dundas Valley homeowners, from aging pipes in heritage houses to modern plumbing systems in new builds. Whether you’re dealing with blocked drains, leaking taps, or need a hot water system upgrade, our local expertise ensures prompt and reliable service. Trust us to keep your plumbing running smoothly, so you can enjoy the tranquility and community spirit of Dundas Valley without worry.
Plumbing Problems in Dundas Valley? We’re On Call 24/7
Plumbing crisis in Dundas Valley? We’re your 24/7 emergency plumber with $0 call-out and fast fixes that won’t keep you waiting.
Our Plumbing Services for Dundas Valley Homes & Businesses
Oncall Plumbing covers it all in Dundas Valley—hot water installs, sewer clearing, leak detection, gas plumbing, bathroom upgrades, and more.

General Plumbing & Maintenance
From replacing old tapware to detecting small leaks, our same-day plumbing maintenance in Dundas Valley keeps everything flowing properly.

Emergency Plumbing
When plumbing disasters hit in Dundas Valley, we’re your go-to team. Fast arrival, experienced plumbers, and support available day or night.

Hot Water Systems
Same-day hot water repairs and full system installs are our specialty. Our plumbers in Dundas Valley handle all electric, gas, and solar systems.

Blocked Drains & Sewers
Jet blasting, CCTV technology, and local experience make us the go-to team for clearing blocked drains in older Dundas Valley homes.

Leak Detection & Pipe Repairs
Water where it shouldn’t be? Our leak detection experts in Dundas Valley find and fix it before it gets worse.

Gas Fitting & Repairs
Got a new appliance? We install, connect, and test all gas systems in Dundas Valley homes to meet Australian standards.

Same day services
Common Plumbing Issues in Dundas Valley Homes We Fix
No two suburbs are alike. In Dundas Valley, tree roots, stormwater overflow, and low pressure are common issues we know inside and out. Here are some of the plumbing issues we fix:

Toilet Gurgling Sounds
That bubbling toilet in your Dundas Valley home could signal a deeper problem. Oncall Plumbing gets to the root fast.

Kitchen Sink Backups
Persistent sink backups may point to poor drainage design. We inspect and upgrade pipes for long-term performance.

Shower Drain Odours
Unpleasant drain smells often come from bacteria in the waste trap. A deep clean restores hygiene and fresh airflow fast.

Wet Wall Patches
A discoloured wall near plumbing is a red flag. We use advanced leak detection to find the fault before it spreads.

Burst Pipe Flooding
A burst pipe won’t wait. We handle urgent repairs to stop flooding and reduce long-term repair costs.

Blocked Stormwater Lines
Water pooling near drains during rainstorms signals a blockage. We inspect and clear stormwater pipes before damage escalates.

No Hot Water
No hot water in Dundas Valley? Oncall Plumbing offers fast repairs for electric, gas, solar, and instant systems—same-day service guaranteed.

Suspected Gas Leak
Suspected gas leaks should never wait. We respond across Dundas Valley with same-day testing and licensed repairs that protect your home.

Old Hot Water System
We remove and replace worn-out hot water systems in Dundas Valley, helping homeowners upgrade to safer, modern options.

Tree Root Intrusions
Stormwater or sewer lines blocked in Dundas Valley? Roots could be the reason. We cut and flush them out safely.
Who we serve
Servicing All Property Types in Dundas Valley
Oncall Plumbing is trusted to service every property in Dundas Valley, residential or commercial. Take a look at how we can help:
Residential
From leaking taps to complete hot water system replacements, Oncall Plumbing handles all residential plumbing needs across Dundas Valley.
Commercial
Need urgent plumbing for your business in Dundas Valley? Oncall Plumbing offers fast repairs and maintenance with little to no disruption to operations.
Real Estate & Strata
Keep your tenants happy and your portfolio running smoothly—our Dundas Valley team handles tap leaks, hot water issues, and general plumbing maintenance quickly.

Why Choose Us
Need a Plumber in Dundas Valley Fast? Here’s How It Works
Here’s how Oncall Plumbing gets things fixed in Dundas Valley, clear steps, quick turnaround, and no guesswork.
Step 1: Give Us a Call
Need plumbing help in Dundas Valley? Call us now. We answer fast and book jobs same-day with no call-out fees.
Step 2: Onsite Inspection
On arrival, we diagnose the issue accurately and explain the next steps clearly so you’re never left in the dark.

Step 3: Fixed Pricing & Approval
You get a fixed price before work begins—honest pricing and $0 call-out guaranteed.
Step 4: We Get to Work
No time wasted. Once approved, our Dundas Valley team moves fast and finishes the job to a high professional standard.
Step 5: Final Testing & Clean Up
Your plumber tests everything thoroughly, cleans up, and walks you through the finished job.
Learn more
Why Dundas Valley Locals Trust Oncall Plumbing
We’ve built a strong reputation in Dundas Valley for being reliable, upfront, and always professional. Here’s what customers love about working with us:
Local, Family-Owned Business
We’re a family-run business based near Dundas Valley, focused on honest service, strong communication, and building long-term relationships with locals.


Transparent Pricing
Clear quotes, no upsells. What we tell you is what you’ll pay—every single time.
Fast, Reliable Response
Oncall Plumbing shows up when we say we will with same-day service and real-time updates on every job in Dundas Valley.


Guaranteed Workmanship
Our workmanship is guaranteed for life. If there’s an issue, we’ll be back to fix it at no charge.
Hot Water, Blocked Drains, Gas Plumbing—We Handle It All
From drain clearing and gas leak repairs to hot water system replacements, our Dundas Valley plumbers get it sorted fast and properly the first time.
Your Pennant Hills Plumber
Areas We Service Near Dundas Valley
What Others Say
What Dundas Valley Locals Say About Us
Need a Local Dundas Valley Plumber You Can Rely On?
Plumbing emergency or routine job? Call (02) 9100 0453 now for same-day service anywhere across Dundas Valley.

Frequently Asked Questions
Can you do same-day service in Dundas Valley?
Call before 3pm and we’ll do our best to get someone to your home in Dundas Valley the very same day.
How do I know if I have a hidden leak?
If you’re unsure, call us for a non-invasive leak check in Dundas Valley. We use thermal imaging and acoustic tools to locate leaks without damaging your home.
Do you work with strata or real estate?
Absolutely. We work with strata managers and real estate teams across Dundas Valley for everything from urgent repairs to routine inspections.
Do you charge a call-out fee?
Call-outs are always free for our Dundas Valley customers. You’ll get a clear quote first and won’t be charged a cent until you give the go-ahead.
Are your plumbers licensed and insured?
Yes, all of our plumbers in Dundas Valley are fully licensed and insured for residential and commercial work.