Prime Plumbing & Gasfitting
Prime Plumbing & Gasfitting

Plumbing & Gasfitting in Wantirna

Wantirna (3152) is mid-Knox established residential, 1960s-80s family homes in generational turnover. A meaningful share of our Wantirna work is renovation-driven: kitchen rough-ins, bathroom refurb plumbing, laundry relocations and the associated mixer-set and isolation-valve work that comes with refurbishing 50-year-old plumbing.

Fixed-price quote in writing before any work begins. BPC #103414 on every Compliance Certificate. We coordinate with builders, kitchen designers and renovation trades.

Call 0475 407 670 or send your Wantirna address through the form below.

Alister Williams, founder of Prime Plumbing & Gasfitting

Kitchen, bathroom or laundry renovation on a Wantirna home, or any other plumbing or gasfitting work? Send your address through the form below.

  • BPC #103414: licensed plumber + Type A gasfitter
  • Renovation-coordinated: we work to builder timelines and design-set fixture schedules
  • 4.8 stars on Google
  • Mon-Fri 7-6, Sat 8-1
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Compliance Certificate on renovation plumbing

WaterMark certified plumbing products
BPC Plumbing & Building Compliance Authority
WELS water-efficiency rating
Backflow Prevention Association of Australia
Australian Home Heating Association
Master Plumbers Association
Rough-in, hot water, gas, new fixture installs, all certifiable plumbing work is lodged with BPC.

Wantirna's renovating, and 50-year-old plumbing needs to be redone

A 1960s Wantirna kitchen wasn't plumbed for a dishwasher, a 900mm freestanding cooker, or a stone benchtop with an undermount sink. A 1970s bathroom wasn't plumbed for a shower-with-niche, dual basins or a wall-hung pan. So when you renovate, the original plumbing comes out, original tail sets, original isolation valves, often the original mixer waste and trap arrangement. The right rough-in at the start of the job saves time and money at every later stage.
Hot water system installations
Hot Water Installs
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burst and leaking pipe repair
Burst and Leaking Pipes
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Leaking Tap Repair
Leaking Tap Repairs and Installations
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Prime Plumbing & Gasfitting Toilet Installation
Toilet Installations and Repairs
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Before the kitchen or bathroom rip-out, scope the plumbing

We can do a pre-renovation plumbing inspection on the existing layout, what's salvageable, what needs replacement, where the original isolation valves are (and whether they still turn), where the floor waste sits relative to the new design. A 45-minute visit before the builder starts saves rework when the new layout doesn't match the assumed plumbing access.

Renovation plumbing is BPC-certifiable

New rough-in, hot water unit relocation, gas appliance work, any new connection, Compliance Certificate from the licensed plumber, lodged with BPC. The certificate is the record your insurer references; the builder also needs the lodgement copy for the final building inspection.

Five things we see most on Wantirna renovations

The five recurring patterns:

  • kitchen rough-in for new layouts, moving the sink, adding a dishwasher, repositioning the gas point for a 900mm cooker; full supply and waste reconfiguration
  • laundry plumbing relocations, moving the trough, adding a washing machine bib set, repositioning the floor waste for new cabinetry
  • isolation valve replacement, every original 1960s-70s isolation valve in the house should be assumed seized; baseline replacement during reno saves a future emergency callout
  • mixer set replacement during reno, kitchen and bathroom mixers from the original build are at end-of-life; new mixer plus new tail set is the standard reno line item
  • hot water unit relocation or upsizing, moving a unit from an interior cupboard to an external wall, or upgrading capacity to suit a new bathroom layout
Blocked drain and pipe clearing

Blocked Drains and
Pipes

Tree roots, grease buildup, or debris can cause slow-draining sinks and overflowing toilets. Our team use professional tools and methods to clear drain blockages quickly and prevent future damage.
Leaking tap and fixture repair

Leaking Taps and
Fixtures

A constant drip wastes hundreds of litres of water each month. We repair or replace leaking taps and shower fittings, keeping your home water-efficient and damage-free.
Hot water system repairs and installation

Hot Water System Repairs and Replacements

Whether your system has lost pressure or isn’t heating properly, our team provides hot water repairs and installations in Wantirna, including electric, gas, and solar systems.
Gas leak detection and repair

Gas Leaks and
Safety Risks

If you notice the smell of gas, it’s crucial to act fast. Our licensed Wantirna gasfitters can safely detect and repair leaks, ensuring your family’s safety.
Gas heater and appliance installation
Gas Appliance
Installation
From gas stoves and heaters to BBQ lines and fireplaces, we install and service all types of gas appliances. Our precise fittings guarantee efficient performance and long-term safety.
Water shut-off valve and pipe repair
Routine Gas System
Inspections
Regular gas checks prevent costly breakdowns and keep your system compliant with current safety codes. We recommend annual inspections to keep your gas lines and appliances operating perfectly.

Why Wantirna renovators book Prime Plumbing & Gasfitting

Renovation plumbing requires coordination, design-set fixture schedules from the kitchen designer, plumbing rough-in scheduled around carpentry and electrical, Compliance Certificate timed to the final building inspection. We've done enough Wantirna kitchen and bathroom renovations to coordinate cleanly with the rest of the build. BPC #103414, Type A gasfitter.
Hot water system installations
Kitchen renovation plumbing
Wantirna service line, full rough-in for new kitchen layouts on 1960s-80s stock. Sink, dishwasher, gas-point relocation, isolation valve replacement.
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burst and leaking pipe repair
Bathroom and laundry plumbing
Reno-driven plumbing, moving the floor waste, repositioning the trough, new shower and toilet rough-in, mixer set replacement.
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Leaking Tap Repair
Hot water replacement
Unit relocation or upsizing during renovation, moving from an internal cupboard to an external wall, or upgrading capacity for new bathroom load.
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Prime Plumbing & Gasfitting Toilet Installation
Gas fitting
Cooktop and oven gas-point relocations for new kitchen layouts. Type A endorsement, Compliance Certificate issued.
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Renovation-coordinated plumbing under one licence

Alister Williams (BPC #103414), Victorian plumber's licence plus Type A gasfitter endorsement. Renovation work covers both: water rough-in and gas relocation, hot water repositioning, new appliance commissioning. We coordinate with your builder, your kitchen designer and your other trades, not in our own bubble.

Standard small-business pricing on renovation plumbing

We quote renovation plumbing by the actual stages of work, pre-rough-in inspection, rough-in, fit-off, commissioning, not as one opaque renovation-tradie premium. You see the cost at each stage and the Compliance Certificate gets lodged when the lodgement-trigger work is complete.

Quote in writing, stages and trigger points clear

Renovation quotes break down by stage so you can see the cash-flow against the build program. Variations only get added when they're requested or required, and only after a written re-quote. No surprise final invoice when the plumbing work has been tracking to the original quote at every stage.

About Alister

Alister Williams runs Prime Plumbing & Gasfitting, operating since 2014, based in Knox. Wantirna is a core suburb in our service area; the suburb's generational turnover phase means we see a lot of renovation plumbing work alongside the regular maintenance bookings.

Credentials:

  • BPC Plumbing Licence #103414
  • Type A Gasfitter Endorsement: Energy Safe Victoria
  • Backflow Prevention Endorsement
  • Master Plumbers Australia member

Renovation plumbing is largely about coordination, getting the rough-in right the first time, lining up with the rest of the trades, and lodging the Compliance Certificate when the building inspection needs it. We do that work routinely on Wantirna refurbishments.

Wantirna plumbing FAQs

Q: Do you service Wantirna (3152)?
Yes, Wantirna is part of our core Knox service area. Mon-Fri 7-6, Sat 8-1.

Q: I'm renovating my 1970s kitchen, when do you come in?
Ideally twice. First pre-design: a 45-minute scope of the existing plumbing so the designer knows what's salvageable. Then for rough-in after demolition and before carpentry/cabinetry. Final fit-off after the new cabinetry is in.

Q: Can I just replace my kitchen mixer myself?
Like-for-like swap with no isolation valve work is technically allowed for the owner. The catch is that the 1960s-70s isolation valves under your sink are likely seized, once you start trying to shut them off you risk a flooded kitchen. We can do the swap and replace seized valves while we're there.

Q: Do you work with my builder, or am I project-managing you separately?
Both work. For coordinated builds we liaise directly with the builder on timing and lodgement; for owner-managed renovations we schedule around your other trades and keep you in the communication loop.

Q: My laundry layout is changing, what's involved plumbing-wise?
Relocating a trough means moving the supply tail set and the waste; a new washing machine bib set is a tee-off from the cold supply with isolation. If the floor waste has to move, that's the bigger job because the fall under the slab needs to remain correct.

Q: How quickly can you attend a Wantirna emergency?
Wantirna is central in our Knox service area, typical confirmed after-hours emergency ETA is 30-45 minutes.

Recent Wantirna jobs (anonymised)

Representative jobs from Wantirna over the last six months:

  • Full kitchen rough-in, Henry Street area: 1972 home being refurbished by new owners. New sink in a different position, dishwasher tee-off, gas point relocated for a 900mm cooker, all isolation valves replaced. Three site visits coordinated with the builder.
  • Laundry relocation, Boronia Road area: owner moving the laundry from a back service area to an internal cupboard. New supply runs, new waste with floor waste, washing machine bib set. Compliance Certificate issued.
  • Pre-reno isolation valve replacement, Stud Road area: owner starting a kitchen reno and discovered every isolation valve in the house was seized. Full house valve replacement (kitchen, bathrooms, laundry, hot water) in a single day before demolition.
  • Hot water relocation, Mountain Highway area: gas storage unit moved from an internal cupboard to an external wall as part of a kitchen extension. New gas line, new water lines, Compliance Certificate issued.

Wantirna emergencies: what to do first

Quick steps before we arrive:

Active leak under the kitchen or bathroom

  1. Try the local isolation valve first, under the sink or behind the toilet. Quarter-turn clockwise.
  2. If the isolation valve is seized (very common on 1960s-70s Wantirna stock), shut water at the meter, front of property in a pit.
  3. Open the lowest tap to drain pressurised water from the affected line.
  4. Photograph everything for insurance.

Mid-renovation leak or no-water

  1. Confirm with your builder which trade was last on the plumbing, sometimes a carpenter-installed cabinet has nicked a supply line behind the splashback.
  2. Shut water at the meter while diagnosing.
  3. Call us, fast diagnostic visits to a coordinated site are routine.

Gas smell during a kitchen reno

  1. No electrical switches.
  2. Ventilate the room.
  3. Shut gas at the meter.
  4. Leave the property and call your gas distributor's emergency line from outside.

What we promise on Wantirna renovation work

Three things on every Wantirna renovation job:

  1. Staged quote. Pre-rough-in inspection, rough-in, fit-off, commissioning, each priced separately so you can match cash-flow to the build program.
  2. Coordination with other trades. We talk to your builder, kitchen designer and electrician directly so the plumbing rough-in lines up with everything else.
  3. Compliance Certificate lodged when the building inspection needs it. Not after; not as an afterthought. BPC lodgement is timed to your build program.

Small business. BPC #103414. Operating since 2014.

Wantirna-relevant services

The services that come up most often on Wantirna work:

Book a Wantirna plumber or gasfitter

Fixed-price quote on Wantirna plumbing or gasfitting, kitchen, bathroom and laundry renovation rough-in, mixer and tap replacement, hot water work, gas appliance installs. Call 0475 407 670 or send your address through the form below.

Prime Plumbing & Gasfitting plumber installing dishwasher rough-in plumbing under new kitchen cabinets during a Wantirna 1970s home renovation.

Send your Wantirna address

Include your Wantirna property address, what's planned (renovation? fixture swap? new appliance?), and any builder or designer contact if it's a coordinated build. We'll respond with a written quote, usually same business day for non-emergency work.

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Click or drag files to this area to upload.You can upload up to 20 files.
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Prime Plumbing & Gasfitting
Prime Plumbing & Gasfitting, Melbourne’s trusted name in professional plumbing and gas services. I’m Alister Williams, a licensed plumber with over ten years of industry experience, proudly serving homes and businesses across Melbourne.

Support

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  • 0475 407 670
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BPC Licence No. 103414  ·  ABN 12 721 359 467  ·  Fully Insured  ·  Serving Melbourne since 2014