Fire hose delivery couplings come in handy for secure joining of fire hoses having different length and also for attaching fire hose to fire hydrant. Made of brass and stainless steel or aluminum, these couplings can be installed quickly without using any additional tools. Fire hose delivery couplings are well known for their optimum strength, reliable sealing property, corrosion protected surface and long lasting quality. These couplings can be used under severe work environment for their high temperature proof design and ability to endure high working pressure.