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")

Recommended Fire Pump Test Connection Size or Flow Meter Size Based on Fire Pump GPM per NFPA.

Please refer to our Test Header and Flow Meter categories for purchasing information.

Download the PDF below for free or add to cart for a laminated copy mailed to you.

AC Series 8100 Parts Guide Page

For purchasing parts please see our AC Series 8100 Repair Kits 

Download the PDF below for free or add to cart for printed copy to be mailed to you.

AC Series 1580 Parts Guide Page

For purchasing parts please see our AC Series 1580 Repair Kits 

Download the PDF below for free or add to cart for printed copy to be mailed to you.

King Knight Controller Manual

Download the PDF below for free or add to cart for printed copy to be mailed to you.