Instrument Test Ports
The Instrument Test Port as a heavy duty cast zinc alloy construction with a heavy gauge zinc plated cap. Its Neoprene Expansion Plug can withstand up to 180°F and has resisted pressures up to 90 psi when installed.
TH-1: The TH-1 accommodates 1” of insulating materials and has an inside diameter of 1-1/16”.
IP-2: The IP-2 accommodates 2” of insulation material and has an inside diameter of 1-1/8”.
IP-4: The IP-4 offers a 3/4’’ diameter access to the air stream.
All are designed for high velocity systems. A flat neoprene mounting gasket is supplied. However, for maximum protection against leakage, we recommend using Quad Seal.