Dwyer 2003-LT is a Magnehelic® Differential Pressure Gauge with a temperature range of 20 to 140°F (-6.67 to 60°C). It has an accuracy of ±2% (±1% for -HA model) and an enclosure rating of IP67. The housing is made of die-cast aluminum and the exterior finish is coated gray to withstand corrosion. It is suitable for air and non-combustible gases with pressures less than 35 psi. The gauge has a 4" (101.6mm) diameter dial face and comes with standard accessories including pressure taps and mounting adapters.