This pressure gauge has a 3-1/2in (89mm) dial face and is durable, accurate, and long-lasting. Fine screws on the dial face are micro-adjustable for easy tweaks during calibration, saving time and making calibration and maintenance easier.
- High-strength Polymid B housing is waterproof, rustproof, and resists impact forces.
- An O-ring gasket on the threaded bezel provides a seal against moisture and dust.
- Durable dual-layer safety glass lens resists scratches and breakage, and is easily replaceable.
- 1/4in NPT brass threads fit most concrete air meters.
- Fits most concrete air meters