Best Seller | DWYER INSTRUMENTS 490A-2 Digital Hydronic Manometer,30 psi Digital Hydronic Manometer, Includes (2) 6 ft High-Pressure Rated Tubing with Shut off Valves, 1/16 in x 1 1/2 in, 1/8 in x 3 in and 1/8 in x 1 1/2 in Pairs of Pressure Probes, 8 ft Poly Tubing, 90 deg Flare to 1/4 in NPT Fittings, Adjustable 8 in... ... more DWYER INSTRUMENTS 490A-2 Digital Hydronic Manometer,30 psi Digital Hydronic Manometer, Includes (2) 6 ft High-Pressure Rated Tubing with Shut off Valves, 1/16 in x 1 1/2 in, 1/8 in x 3 in and 1/8 in x 1 1/2 in Pairs of Pressure Probes, 8 ft Poly Tubing, 90 deg Flare to 1/4 in NPT Fittings, Adjustable 8 in... | | $967.99 go to store |