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Case Study: Self-Storage Facility Pressure Washing in Simi Valley

Property: Self-storage facility
Location: Simi Valley, CA (Ventura County)
Completed: September 2026
Services: Commercial building wash and hot-water hardscape degreasing
Time on site: One day

Dark stains on concrete at the base of self-storage unit doors before cleaning in Simi Valley
Heavy staining at the unit doors before the hot-water pass.
Self-storage drive aisle in Simi Valley partway through pressure washing, with clean strips next to stained concrete
Partway through: cleaned strips next to concrete we had not reached yet.

The problem

The facility’s long concrete drive aisles had built up dirt and grime, and there was heavy dark staining on the concrete at the base of many unit doors. The building exteriors and roll-up doors also needed a wash to remove dirt, algae and mildew.

What we did

  • Washed the building walls, pilasters and roll-up doors, using low or high pressure depending on what each surface could handle.
  • Treated algae and mildew so it lifted off instead of being spread around.
  • Hot-water washed (180–200°F) the drive aisles with an industrial degreaser. We pre-treated and scrubbed the heaviest stains, then re-treated any spots that needed a second pass.
  • Managed wastewater to local environmental standards.
  • Did a final walk-through to confirm everything was done.
Foothill Pressure Washing hot-water pressure washing rig at a Simi Valley self-storage facility
Our hot-water rig on site.

The result

Our crew started around 8 a.m. and finished the full facility, including building exteriors and drive aisles, by late afternoon the same day. The concrete came out evenly clean from end to end, and the doors and walls were free of built-up dirt.

Clean self-storage drive aisle and green roll-up doors after pressure washing in Simi Valley
A drive aisle after washing.
Clean self-storage units and concrete after commercial pressure washing in Simi Valley
Finished: clean doors, walls and concrete.

Need your facility cleaned?

We clean self-storage facilities, retail centers, HOAs and industrial sites across Los Angeles, Orange, Riverside, San Bernardino and Ventura counties. Learn more about our self-storage facility cleaning or request a free quote. Call (909) 323-6122.

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