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The AIR PRODUCTS & CONTROLS STN-2.5 sampling tube is designed for use with SL and RT Series smoke detectors. Constructed from steel, this sampling tube is duct mounted and includes a notched design. It is used in conjunction with duct-mounted smoke detectors to capture air samples and test for the presence of smoke.
The STN-2.5 sampling tube is compatible with SL and RT Series smoke detectors. It features a steel finish and is designed for duct mounting.
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