Commercial Plumbing

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At On the job Plumbing, we understand that our commercial clients have highly specialised needs; whether it’s installation of grease traps, commercial dishwashers, thermostatic mixing valves, back flow prevention or audits and survey reports.

With our OTJ commercial teams’ vision, highly skilled workmanship and the very latest tool technology, we have developed the capabilities and processes to not only satisfy our commercial clients but to provide them with integrated commercial services at a good price.

As we continue to focus on high integrity, high quality performance and personal attention to detail; we have gained the reputation of being a reputable plumbing company offering premium service.


OTJ has delivered commercial plumbing solutions and worked on projects such as:

Industrial developments

Warehouse projects

Apartment buildings

High Rises

Housing developments


Gym fit outs



Retail food outlets



Multi level car parks

Commercial Plumbing Services

Preventative Maintenance

Routine Maintenance

Construction and Project Works


Gas and LPG services and installations

Backflow Prevention

Thermostatic Mixing Valve

High Pressure Water Jetting

CCTV Camera surveying

Water services

Heating Systems

Sewerage and Stormwater Drainage

Pipe and Cable Location Services

Trade wastewater management

Plumbing condition reports, audits and surveys

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