Contractor Licence: 455945C (Prevail Plumbing Group Pty Ltd) · Licence: 305276C (Joel Polifroni)

Projects

Recent work across Sydney

Commercial, industrial and residential jobs documented on site — every photo below is our own work.

CCTV drain camera reel and pipe locator set up beside a core-drilled drain access point on a residential pathDrainage and diagnostics

CCTV drain camera and pipe locating

Diagnostics · Sydney
Copper chilled water pipework and brass valve manifold with motorised actuators connected to a ceiling-mounted PAC unit above a commercial office floorMechanical services

Mechanical services — PAC unit pipework and valve manifold

Mechanical plumbing · Commercial office fit-out, Sydney
Rooftop cooling tower plant with large copper condenser water mains rising into the towers, flanged valves and strut supportsMechanical services

Mechanical services — cooling tower pipework

Mechanical plumbing · Commercial rooftop, Sydney
Copper chilled water flow and return pipework on a blockwork wall with brass isolation valves and orange motorised actuatorsMechanical services

Mechanical services — chilled water risers and branch valve sets

Mechanical plumbing · Commercial new build, Sydney
Triple cartridge whole-of-house rainwater filtration bank and pressure pump installed under a bushland homeGeneral plumbing

Rainwater tank, pump and filtration system

Residential water supply design · Sydney
Rinnai B26 natural gas continuous flow hot water unit installed on a brick wall with new copper hot, cold and gas connectionsHot water systems

Rinnai continuous flow hot water installation

Residential hot water · Sydney
Strut-mounted reduced pressure zone backflow prevention device with brass isolation valves, test cocks and copper pipework installed against a concrete wallBackflow prevention

Containment backflow prevention — new installation

Commercial compliance · Sydney
Calibrated differential pressure gauge connected to a backflow prevention device during annual testingCompliance testing

Backflow prevention testing and annual certification

Preventative maintenance · Sydney
Macerator pump-out drainage unit strut-mounted to a basement car park soffit with discharge pipework and drip trayPlanned maintenance

Commercial pump-out drainage solution

Commercial / strata · Sydney
New DWV drainage pipework laid between floor joists during a Sydney bathroom renovation stack alterationDrainage and diagnostics

Stack drainage rectification and alterations

Bathroom renovation · Sydney
Tiled roof valley and parapet capping repaired and re-sealed with new flashing during a Sydney roof plumbing repairEmergency plumbing

Roof repairs and flashing

Roof plumbing · Sydney
Bathroom wall framing with copper and PEX water service rough-in and an in-wall Geberit cistern frame installedBathrooms and renovations

Copper water service rough-in

Home renovation · Sydney
Completed Sydney bathroom fit-off with backlit arch mirror, floating timber vanity and brushed copper wall-mounted tapwareBathrooms and renovations

Bathroom fit-off

Residential renovation · Sydney
Prevail Plumbing tradesperson isolating and repairing a burst water meter with water sprayingEmergency plumbing

Emergency water meter repair

Emergency response · Sydney
Chased brick wall with copper rough-in pipework set out for a dual shower with rain head, hand-held outlet and washer pointBathrooms and renovations

Dual shower rough-in

Residential renovation · Sydney
Natural gas meter and regulator assembly with new copper gas service pipework, isolation valves and fittings installed against a brick wallGas services

Natural gas meter and regulator assembly

Gas services · Sydney
Precast concrete junction pit set over a reinforced concrete stormwater pipe in an open verge trenchCivil and stormwater

Civil stormwater main and junction pit installation

Civil drainage · Commercial site, Sydney

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