PITOT Flow Charts for Fire Pump & Hydrant Testing (Free PDF)
1-1/8" & 1-3/4" Orifice Pitot Tube Flow Chart
&
Theoretical Discharge Chart for Circular Orifices 1-1/8" to 4-1/2"
from Allenco Fire Protection Products
Calculate the Discharge GPM during a Fire Pump Test
For use with Allenco Pitot Tube or similar Pitot Tube
Download below or purchase our chart pack for $1 and we'll mail it to you.
Each chart pack includes laminated full size and pocket size 1-1/8" & 1-3/4" Orifices Pitot Flow Chart and laminated full size Theoretical Discharge Chart (Circular Orifices 1-1/8" to 4-1/2")