Regular pressure hand to peak operating or surge pressure point where it remains until you manually reset it. Excellent to determine if P/T valve is leaking from failure or if leaking is caused by surge or excessive pressures (gauge attached to boiler drain overnight) LAZY hand operates over entire gauge range.

PASCO Water Test Gauge, 2-1/2 in Dial, 0 to 160 psi, 3/4 in, FHT Swivel End, Top Mount, Plastic, Brass

• Dial display type
• Manually adjustable type color pointer details
• Protective filter washer

• Catalog https://assets.unilogcorp.com/267/ITEM/DOC/PASCO_1423_Catalog.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/PASCO_1423_Specification_Sheet.pdf