Description
The Dwyer Instruments A-489 Straight Static Pressure Tip W/Mounting Flange is a sensing element of HVAC systems that is used in the measurement of the static air pressure in ductwork or across airflow elements. It is made out of stainless steel and has a straight 4″ probe with an inbuilt flange to be firmly installed through duct walls or panels. It is installed in residential and commercial heating, ventilation & air conditioning systems and assists in the balanced distribution of air and ensures the efficient operation.
