The new dual port manometer has all of the capabilities of the old 78050 Single Input Manometer in addition to the following: Capability to measure pressure drop directly across two points such as filter pressure drop or flow volumes, and; positive and negative pressures can be read directly if measured on the appropriate input. The 78052 is a portable, rugged dual port manometer designed especially for HVACR field service technicians. Its range and resolution allow measurement of every day HVAC applications.

Warning: This product may expose you to chemicals including lead which are 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