Description Akron, Hydrant Flow Test Kit, With Case, 2 1/2” NH (65 mm) Product_Sheet_AHTK-25 Product_Sheet_AHTK-45 Former style: HK-25 Features – Includes a 2 1/2″ or 4 1/2″ NH barrel with a pitot tube positioned in the waterway, and water diffuser assembly – 3 1/2″ liquid filled 0-160 psi (0-1100 kpa) gauge – Supplied with flow charts for accurate measuring – Pitot tube is positioned for accurate readings – Heavy-duty case No special threads

