Slack Tube Manometer, 36-0-36 in
All models have flexible vinyl-plastic columns and flexible spring steel scale calibrated in inches of water using water and inches of mercury using mercury
Scale is centre-mounted between columns to eliminate parallax error and has a full 2-inch sliding zero adjustment
All models feature exclusive moulded nylon tubing connector assemblies with rapid shutoff design and an acrylic plastic top
Moulded all-nylon construction makes this assembly corrosion-proof, leakproof and practically unbreakable
Tubing connectors extend horizontally allowing 360° freedom
All models have over pressure safety traps in the top of both columns to prevent loss of fluid due to over range pressures or surges in pressure