Licensed, Bonded & Insured • Arizona ROC #357314
Mon–Fri 8 AM–4 PM • Weekends by appointment
Commercial Plumbing
Plumbing Support That Respects the Property, Project, and Operation
Oasis Plumbing Solutions works with business owners, property professionals, general contractors, and project teams on commercial service, system improvements, tenant work, and new construction throughout the Tucson area.
Commercial Capability
Services for Active Properties and Planned Projects
Commercial plumbing decisions can affect occupants, employees, customers, schedules, other trades, inspections, and business continuity. Oasis approaches the plumbing scope with clear communication and practical coordination.
Commercial Service & Repair
Diagnosis and repair for fixtures, piping, valves, drains, equipment connections, and operational plumbing concerns.
- Leaks and pipe repairs
- Toilets, faucets, and fixtures
- Shutoffs and pressure control
- Drain and sewer concerns
Tenant Improvements
Plumbing changes for retail, office, salon, restaurant, and other occupied or developing commercial spaces.
- New fixture rough-ins
- Water, waste, and vent changes
- Equipment and sink connections
- Trim and final installation
Property & Facility Support
Responsive plumbing communication for managed properties, multifamily communities, and operating facilities.
- Unit and common-area plumbing
- Turnover and improvement work
- Documented recommendations
- Coordinated access and scheduling
Water Heating Systems
Commercial water-heating repair, replacement, storage, distribution, and related connection work based on system scope.
- Tank and tankless equipment
- Storage tanks and recirculation
- Valves and piping modifications
- Planned shutdown coordination
Drain, Sewer & Underground
Commercial drainage and underground plumbing work for existing properties and construction projects.
- Drain clearing and cameras
- Cleanouts and sewer repairs
- Water and sewer services
- Excavation-related plumbing
Gas Piping
New, modified, and underground gas-piping scopes with testing and coordination appropriate to the project.
- Approved PE and black iron
- Equipment and appliance drops
- Shutoffs and sediment traps
- Pressure testing by scope
Commercial Remodels
Plumbing support for reconfigured spaces, upgraded fixtures, equipment changes, and phased renovations.
- Selective demolition support
- Fixture relocation
- Rough-in and top-out
- Trim and commissioning
Commercial New Construction
Complete plumbing phases coordinated with drawings, specifications, schedules, inspections, and other trades.
- Underground plumbing
- Rough-in and top-out
- Water, waste, vent, and gas
- Testing, trim, and final
Backflow & Water Control
Selected backflow, pressure, shutoff, and water-distribution work based on property needs and applicable requirements.
- Control-valve replacement
- Pressure testing and PRVs
- Main shutoff modifications
- Water-service improvements
Who We Work With
Communication Shaped Around the Stakeholders
The right communication path depends on who owns the decision, who occupies the space, and how the work affects the larger project or property.
Construction Workflow
Commercial Plumbing Across the Project Phases
Every project is different, but defined phases make responsibilities, progress, and coordination easier to understand.
Preconstruction
Review available plans, specifications, fixture information, site conditions, and plumbing scope.
Underground & Rough-In
Install concealed systems and coordinate required inspections before close-in.
Top-Out & Testing
Complete distribution and DWV systems, testing, corrections, and trade coordination.
Trim & Final
Install fixtures and equipment connections, complete testing, and address final plumbing scope.
Planning Matters
Protecting Operations and the Project Schedule
Commercial work often requires more than completing the physical installation. Occupied spaces, shutdowns, site access, inspections, material lead times, and changes by other trades can all affect the plumbing schedule.

Commercial Questions
Information That Helps Us Review Your Request
What should I send for a commercial project?
Provide the project address, requested schedule, plumbing drawings and specifications when available, fixture information, bid instructions, and the name of the primary contact.
Can Oasis work in occupied properties?
Yes, depending on scope and site conditions. Access, work-area protection, shutdowns, occupant communication, and permitted working hours should be discussed in advance.
Do you perform tenant-improvement plumbing?
Yes. Oasis can support modifications to existing plumbing, new fixture rough-ins, equipment connections, testing, trim, and related construction phases.
Do you provide 24/7 emergency coverage?
Not currently. Requests received after 6 PM are reviewed the next business day. Active commercial agreements and planned shutdown work are handled according to the agreed scope and schedule.
A Better Plumbing Conversation Starts Here
Tell Us About the Property or Project
Share the location, scope, schedule, and available documents. Oasis will review the information and help identify the appropriate next step.