Fire Protection Parts
                     Fire Sprinklers and Air 
Compressors: What Every 
Building Owner Must Know!
Introduction
A fire sprinkler system needs more than just pipes and water. For a 
dry or pre-action sprinkler system, an air compressor is a must. It 
keeps pressurized air or nitrogen in the pipes to stop water from 
entering until a fire activates the sprinklers. Without an air 
compressor, these systems wouldn’t work properly.
What Does an Air 
Compressor Do in a Fire 
Sprinkler System?
Air compressors play a key role in dry 
and pre-action fire sprinkler systems. 
They keep the pipes pressurized with air 
or nitrogen. When a fire occurs, the heat 
activates a sprinkler head, releasing the 
air.
Types of Air Compressors Used in Fire 
Sprinklers
Oil-Free Air Piston Air Tank-Mounted Air Rotary Screw Air 
Compressors Compressors Compressors Compressors
Key Features to Look for in an Air 
Compressor
•  Capacity & Pressure: Ensure the compressor can provide 
the right air pressure for your system.
•  Oil-Free Operation: Prevents contamination and reduces 
maintenance.
•  Automatic Draining: Helps remove moisture buildup.
•  Quiet Operation: Reduces noise, especially in indoor 
settings.
•  Durability: A strong, long-lasting unit ensures reliability.
•  Energy Efficiency: A good compressor should not consume 
excessive electricity.
Keep Your Fire Sprinkler System Ready 
24/7
An air compressor is a crucial part of a fire sprinkler system. It keeps the 
system pressurized and ready to activate in case of a fire. Choosing the 
right type and maintaining it well ensures safety and reliability.
Also, if looking for a high-quality air compressor, check out our general air 
compressor options at Fire Protection Parts to find the best fit for your fire 
sprinkler system!
Thank You
+1(866) 906-1526 [email protected]
www.fireprotectionparts.net
2135 City Gate Ln #3018, Naperville, Illinois, 60563, Unit
ed States