Designing gravity feed fire protection systems - Consulting
Nov 28, 2017· For the gravity-fed designs, one refill for the tank on LL3 is from the municipal water supply and the other refill is gravity-fed from the tank on 34. One refill for the tanks on 34, 59, and 84, is gravity-fed from the tank above. The other refill is pumped from below. Both refills for the tank on 101 are pumped from below.