2025-09-02 00:00:00 AVFlow is an advanced app available on Android & iOS devices that brings cutting-edge, time-efficient Differential Water Pressure measurement to the world of Central Plant Chillers in Commercial HVAC systems. Specifically designed by Chiller Technicians, for measuring Differential Water Pressure on Chilled, Condenser & Heating vessels. With AVFlow, accessing Differential Water Pressure data is effortless, as you can conveniently use your smartphone anytime, anywhere. This modern solution eliminates the need to use cumbersome physical equipment or additional hand-held devices to perform these checks.