By maintaining stable pressure, a regulator prevents the risk of over-pressurization, which could lead to accidents. This is particularly important when working with high-volume N2O cylinders.
https://www.rotasswhip.com/cream-charger-pressure-regulators-choosing-using-safely
Cream Charger Pressure Regulators: Choosing & Using Safely - Rotass
To make consistently delicious whipped cream, use a cream charger pressure regulator with larger, more cost-effective N2O tanks. We've...