Engineering guides to water treatment, wastewater, equipment operation and regulations.
F56E, F67P and F117Q3 markings explained, top and side mounting, connection size and throughput — plus where manual backwash control still makes sense.
July 2026 · 7 min→Disinfection · OperationUV disinfection: dose, lamp life and when it replaces chlorineWhat makes up the irradiation dose, why turbidity and iron cancel it out, and what ultraviolet cannot do at all.
July 2026 · 8 min→Sizing · OperationWater analysis: what to order and how to read the reportThe minimum set of parameters for sizing equipment, the rules for taking a sample, and a table matching each parameter to a treatment unit.
July 2026 · 7 min→