If you're buying for an RV or a permanent home setup, look for a "two-stage" model. They provide a much more consistent flow in changing weather conditions.
Regulators aren't "one size fits all." You need to match the pressure requirements of your gear:
Regulators typically last about 10 years . If yours is rusting, peeling, or humming loudly, it’s time for a swap.
Ensure the regulator's BTU capacity meets or exceeds your appliance's maximum output. 4. Safety First