The flow path through a full port valve body is the same size as the flow coming into the valve and leaving it via its tube or pipe connections. Standard port valves have smaller bodies overall with a corresponding narrowing inside the valve body.
⚠WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov. The warning listed above is provided to California consumers to ensure compliance with California Proposition 65.