A comprehensive guide to the three main double jacket fire hose sizes used as attack line hose: 2 inch, 1.75 inch, and 1.5 inch.
Fire hose - Wikipedia
Single Jacket Hose vs. Double Jacket Hose
A515-100UC Dixon, 500# Single Jacket All Polyester Fire Hose, Uncoupled, 1-1/2 Hose Size, 1-3/4 Bowl Size
White 1 1/2 x 50' Double Jacket Fire Hose (15D850)
How does a pump trade flow rate for head, i.e., pressure? - Pump engineering - Eng-Tips
1-3/4 in. ID - Dura-Flow 800 Fire Hose - DF-800 - NAFH
Double Jacket Fire Hose Comparison: 2 inch fire hose vs. 1¾ inch vs. 1½ inch
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White 1 1/2 x 50' Single Jacket Camlock (Cam and Groove) Mill Discharge Hose: : Industrial & Scientific
How does a pump trade flow rate for head, i.e., pressure? - Pump engineering - Eng-Tips
Best Selling Rubber Fire Hose 1.5 Inch Fire Hose with Nozzle - China Water Hose, Fire Hose
Hi-Combat
Key Hose – Dura-Flow – Rubber Covered Attack Hose - Allstar Fire Equipment Inc.