Originally Posted by 1idejim
If you are being conservative use 0.433 per ft. instead of .5
6.70 psi per hundred ft. difference
Posted via Mobile Device
Actually .5 is more conservative than .433 when going up an incline. I am banking on a 50 lb pressure loss with .5 and you are banking on a 43 lb pressure loss per 100'. 6.7 psi of gravy.