San Diego Pressure Washing
​High Technology Cleaning Equipment

​J&M Keystone, Inc. provides the most thorough industrial, residential, and commercial pressure washing services available. Our state-of- the-art cooling tower cleaning equipment is essential for office buildings, hospitals, and schools, to keep their air conditioning systems functioning efficiently.

Our Pressure Washing services include: 

  • Sporting event venues
  • Cooling towers
  • Parking lot steam cleaning
  • Patio slabs of cement and pool decks
  • Sidewalks, walkways and driveways (all surface types)
  • Stucco house walls and stucco and brick retainer walls
  • Siding (metal, vinyl, and wood)

Our Pressure Washing Services are Great for:

  • Green algae or black mold on concrete, stucco, aggregate, flagstone, gunnite, slumpstone, brick, or similar walkway, building, or deck surfaces
  • Slippery walkways covered with green algae or black moldA buildup of cobwebs
  • Oil stains and rust stains on driveways and in parking lots in most cases

​Because pressure washing is not a one-size-fits-all business, we utilize the specialized equipment, nozzles, and cleaning solutions that are best-suited for each surface type, damage level, and the site’s particular needs.

Blue Pressure Washing

We have years of experience and use high-end, commercially-rated equipment. We use environmentally safe cleaning agents and comply with all the rigorous requirements of the San Diego Municipal Code 43.03, which strictly stipulate the recapture and proper disposal of all exhausted wash water.

or visit: http://www.sandiego.gov/thinkblue/