Search Glossary Terms

The Guys @ Powerwash.com have created this glossary of power washing terms to provide an easy-to-understand guide, covering a wide range of definitions, from nozzle types to various chemicals used in the cleaning process. It also includes terminology related to safety and maintenance and common industry standards and regulations.

So kick back, put your feet up, and dive into the world of power washing

Acid
Acid
Adjustable Pressure Regulator
Adjustable Pressure Regulator
Adjustable Spray/Multi-Reg Nozzle
Adjustable Spray/Multi-Reg Nozzle
Agitated state
Agitated state
Airless foamer nozzle
Airless foamer nozzle
Atmospheric pressure
Atmospheric pressure
Axial Cam
Axial Cam
Axles
Axles
Ball valves
Ball valves
Belt Drive
Belt Drive
Boiler
Boiler
Brake system
Brake system
Burner
Burner
By-pass style diaphragm pump
By-pass style diaphragm pump
Bypass Mode
Bypass Mode
Cam lever
Cam lever
Caster
Caster
Cavitation
Cavitation
Ceramic vs. Nonceramic Plungers
Ceramic vs. Nonceramic Plungers
Chemical bond
Chemical bond
Chemical Injector
Chemical Injector
Chlorine (Cl)
Chlorine (Cl)
Cleaning Units
Cleaning Units
Closed nozzle
Closed nozzle
Cold-water power washer
Cold-water power washer
Compound
Compound
Corrosive element
Corrosive element
Counter-clockwise
Counter-clockwise
CU (cleaning unit)
CU (cleaning unit)
Cycling action
Cycling action
Degreasers
Degreasers
Demand style diaphragm pump
Demand style diaphragm pump
Diaphragm pump (Membrane pump)
Diaphragm pump (Membrane pump)
Direct Drive
Direct Drive
Downstream injector
Downstream injector
Drag brake
Drag brake
Dual downstream injector
Dual downstream injector
Dual lance wand (Dump Gun)
Dual lance wand (Dump Gun)
Efficiency
Efficiency
Electrical bonds
Electrical bonds
Electrical charges
Electrical charges
Engine (Diesel, Gas, Electric motor or Hydraulic power source)
Engine (Diesel, Gas, Electric motor or Hydraulic power source)
Extension wand
Extension wand
EZ Start Adjustable Unloader
EZ Start Adjustable Unloader
Float tank
Float tank
Flow switch
Flow switch
FNPT
FNPT
Frame
Frame
Frame (Powder Coated)
Frame (Powder Coated)
Fuel filter
Fuel filter
Fuel line
Fuel line
Fuel nozzle
Fuel nozzle
Gallons Per Minute (GPM)
Gallons Per Minute (GPM)
Gearbox Pumps
Gearbox Pumps
GFCI
GFCI
GPM
GPM
GPM (gallons per minute)
GPM (gallons per minute)
Handles
Handles
Head room
Head room
Heating coil
Heating coil
High Pressure Outlet
High Pressure Outlet
High-limit switch
High-limit switch
High-Pressure Pump
High-Pressure Pump
Hot box
Hot box
Hot-water unit
Hot-water unit
House Wash Mix
House Wash Mix
Hydrocarbons
Hydrocarbons
Hydrochloric acid
Hydrochloric acid
Hydrofluoric acid (HF)
Hydrofluoric acid (HF)
Hydrophilic
Hydrophilic
Hydrophobic
Hydrophobic
Internal brake
Internal brake
J-Rod
J-Rod
MEG spray nozzle
MEG spray nozzle
Metering valve
Metering valve
Nozzle
Nozzle
Nozzle orifice size
Nozzle orifice size
OHV
OHV
OHVI
OHVI
One-step sump pump setup
One-step sump pump setup
Oven-cured (Baked) enamel
Oven-cured (Baked) enamel
Percolation area
Percolation area
Plumbers Tape
Plumbers Tape
Pounds Per Square Inch (PSI)
Pounds Per Square Inch (PSI)
Powder Coating
Powder Coating
Power booster
Power booster
PPE (Personal Protective Equipment)
PPE (Personal Protective Equipment)
Pressure (PSI)
Pressure (PSI)
Pressure differential
Pressure differential
Pressure Gauge
Pressure Gauge
Pressure switch
Pressure switch
Pressure Washer Gauge
Pressure Washer Gauge
Pressure Washer Hose
Pressure Washer Hose
PSI
PSI
PSI versus GPM
PSI versus GPM
Pump
Pump
Purge
Purge
Q-nozzle
Q-nozzle
Quick connects
Quick connects
Receiver lance
Receiver lance
Recovery vacuum system
Recovery vacuum system
Regular dome nozzle
Regular dome nozzle
Rocket nozzles
Rocket nozzles
Roll-over nozzles
Roll-over nozzles
Rotating nozzle
Rotating nozzle
RPM
RPM
Safety Relief Valve
Safety Relief Valve
Sand blasting kits
Sand blasting kits
Sand dams
Sand dams
Sand nozzle
Sand nozzle
Sanitary sewer
Sanitary sewer
Schedule 80 steel pipe
Schedule 80 steel pipe
Sewer jetters
Sewer jetters
Sewer Line Definition
Sewer Line Definition
Sewer nozzles
Sewer nozzles
SH (Sodium Hypochlorite)
SH (Sodium Hypochlorite)
Side-handle valve
Side-handle valve
Single-stage flame
Single-stage flame
Sodium hypochlorite
Sodium hypochlorite
Spigot
Spigot
Spray bar
Spray bar
Spray gun
Spray gun
Spray nozzle (Spray tip)
Spray nozzle (Spray tip)
Spray Nozzle (Washer Tip)
Spray Nozzle (Washer Tip)
Stainless Steel
Stainless Steel
Steel tubing
Steel tubing
Storage Rack
Storage Rack
Support wand belt
Support wand belt
Surface cleaner
Surface cleaner
Surface cleaner’s housing
Surface cleaner’s housing
Surface tension
Surface tension
Swivel
Swivel
Temperature
Temperature
Thermal Relief
Thermal Relief
Thermal Relief Valve
Thermal Relief Valve
Thermostat
Thermostat
Title One
Title One
Trigger Gun
Trigger Gun
Tungsten carbide nozzle
Tungsten carbide nozzle
Turbo nozzle or turbo tip
Turbo nozzle or turbo tip
Unloader
Unloader
Unloaders and Relief Valves
Unloaders and Relief Valves
Upstream injection
Upstream injection
V-Jet spray nozzle
V-Jet spray nozzle
Venturi effect
Venturi effect
Vortex
Vortex
Wand
Wand
Wastewater
Wastewater
Wastewater reclaim system
Wastewater reclaim system
Water booms
Water booms
Water Flow (GPM)
Water Flow (GPM)
Water inlet filters
Water inlet filters
Water-insoluble
Water-insoluble
Water-soluble
Water-soluble
Waters of the state
Waters of the state
Weak attraction force (van der Waals forces)
Weak attraction force (van der Waals forces)
Wheels
Wheels
Work (HP)
Work (HP)
X-jet nozzle
X-jet nozzle
Zebra stripes
Zebra stripes
Zero-degree spray nozzle
Zero-degree spray nozzle
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