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World of Plumbing and Gas vs Southline Plumbing & Gas: which for hot water systems?

Updated 2026-09-05 · 3,731 reviewed · 725 listed · How we rank ›

World of Plumbing and Gas Pty Ltd
World of Plumbing and Gas Pty Ltd
Southline Plumbing & Gas
Southline Plumbing & Gas

Both of these outfits are genuine contenders if your hot water unit has failed or needs replacing, and both carry near-perfect review records built on hundreds of jobs. The real question for this specific job is coverage area and how each team handles the install versus the emergency repair side of hot water work. Our methodology weighs rating, volume, recency, sentiment, and verification to reach the composite scores below, but the fit questions are what should decide this one.

The differences that matter

  • Track record volume. World of Plumbing and Gas has logged 232 five-star reviews against Southline's 199, giving it a slightly deeper base of hot water jobs to point to.
  • Service area emphasis. World of Plumbing and Gas is described as working right across Perth metro, while Southline's named coverage leans toward the south and east metro.
  • Job documentation. Southline provides before-and-after photos and ongoing updates during the job, which matters if you want a paper trail for a hot water install or warranty claim.
  • Named technician depth. World of Plumbing and Gas spreads praise across three named techs (Dave, David, Nathan), whereas Southline's reputation centres heavily on one lead, Aydin.
  • Emergency responsiveness. Southline's praise leans harder into fast, even Sunday, emergency turnaround, useful if your hot water system has died and you need someone out immediately.

Side by side

Google rating
World of Plumbing and Gas Pty Ltd: 5 (232 reviews)
Southline Plumbing & Gas: 5 (199 reviews)
Services
World of Plumbing and Gas Pty Ltd: gas fitting, emergency plumbing, plumber, gas installation service
Southline Plumbing & Gas: bathroom renovation plumbing, emergency plumbing, gas fitting, plumber
Best for
World of Plumbing and Gas Pty Ltd: Perth-wide hot water installs or repairs where you want a choice of named, established techs
Southline Plumbing & Gas: South/east metro homes needing a fast, well-documented emergency hot water fix
Communication style
World of Plumbing and Gas Pty Ltd: Clear explanations on-site, no rushing
Southline Plumbing & Gas: Structured updates plus photo documentation throughout the job
Verification
World of Plumbing and Gas Pty Ltd: Google-verified
Southline Plumbing & Gas: Google-verified
Composite score
World of Plumbing and Gas Pty Ltd: 95
Southline Plumbing & Gas: 94

Within 3 points of each other, so treat them as effectively tied on overall quality. The choice below is about fit, not the score.

What reviewers say

World of Plumbing and Gas Pty Ltd

World of Plumbing and Gas Pty Ltd

Over many years, households return to World of Plumbing and Gas for reliability and courtesy. Technicians arrive when promised, explain work clearly, and leave sites clean without rushing the job.

Dave, David, and Nathan are named for their hands-on care. The team handles leaking taps, showers, hot water units, blocked drains, and renovations across Perth metro. Pricing sits squarely in the fair range, and same-day fixes are routine.

Southline Plumbing & Gas

Southline Plumbing & Gas

Southline responds quickly to urgent calls and diagnoses problems on the spot. Aydin and the team explain options clearly, respect budgets, and finish jobs without leaving a mess. Property managers and homeowners say they show up on time and work with genuine care to get the job right the first time.

Their named staff, Aydin in particular, handle routine repairs, emergency gas leaks, burst pipes, and hot water installs across the south and east metro. They provide before-and-after photos and update customers throughout. No complaints surface across nearly 200 five-star reviews.

Which should you pick?

Pick World of Plumbing and Gas Pty Ltd if

  • You're anywhere in Perth metro, not just the south or east
  • You want the option of multiple named, trusted techs rather than one lead
  • You value a slightly larger track record of five-star jobs

Pick Southline Plumbing & Gas if

  • You're in the south or east metro and want fast emergency turnaround, even on a Sunday
  • You want before-and-after photos and progress updates for an install or insurance record
  • You're comfortable with one lead technician, Aydin, driving the job

Verdict

Choose based on where you are and how urgent the job is. If you're outside the south/east metro pocket or want a broader bench of named techs for a hot water install, World of Plumbing and Gas fits better. If you're in Southline's home turf and need someone fast with clear photo documentation of the fix, Southline is the stronger match. Both carry near-identical composite scores, so this comes down to location and job style, not a quality gap.

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Frequently asked questions

Which business is better for an emergency hot water failure?
Southline's reviews emphasize fast response, including Sundays, which suits a burst tank or total hot water outage.
Which has the stronger track record?
World of Plumbing and Gas has slightly more reviews (232 vs 199) and a marginally higher composite score (94.5 vs 94.2), though both sit in the same high-confidence tier.
Does either serve all of Perth metro?
World of Plumbing and Gas is described as covering Perth metro broadly, while Southline's stated coverage is the south and east metro.

Last updated 2026-09-05