When the many buildings or forest are on fire, we have to get more water for the attack hoses in order to douse the flames as soon as possible in order to save life or property, so the long distance water supply hose becomes more important. Though an emergency pump center, the long distance water supply hose can conveys the water to the attack hose side from the sea or pool, Normally the long distance water supply hose are made of PU layflat hose with diameter from 6inch to 12” at work pressure 150PSI and it can convey large volume water in a short time