Commercial & New Builds
New-build, extension and renovation rough-ins, plus commercial kitchens, grease traps and ongoing maintenance for strata, real-estate and property managers. We plan the runs, set the points and fit off cleanly, then certify the work so it passes inspection and settlement.
What's included
- New-build & extension rough-ins
- Commercial kitchens & grease traps
- Large-scale fit-outs
- Strata & property maintenance
- Light-commercial fit-outs
- Certified to AS/NZS 3500

Licensed & insured
Every job is carried out by Josh, a licensed plumber and gas fitter (Donza Plumbing Pty Ltd, ABN 51 697 209 153), and certified to AS/NZS 3500 plumbing & AS/NZS 5601 gas.
Servicing
On the tools





Related services
Bathroom Renovation Plumbing
Full renovation plumbing from rough-in to fit-off, in-wall cisterns, freestanding baths, slab core-holes, NDIS bathroom set-outs, working in with your builder and tiler, or bringing ours.
Hot Water Systems
Install, relocate, repair and replace gas, electric, heat-pump and continuous-flow hot water units, with the old unit taken away.
Gas Fitting & Gas Appliances
Gas leak detection, line installation, cooktop and heater connection, gas hot water and compliance certificates, the work plumbing-only operators can’t legally do.

