STS Series Sampling Tubes are for use with SM-Series detectors, metal.
Sampling tubes are inserted into the ductwork and the holes are strategically placed to sample to air for a duct smoke detector.
STS 2.5 Sampling Tubes metal sampling tubes for use with SM-Series detectors.
2.5′ notched sampling tubes for use with the SM or RW series duct smoke detectors.
For duct widths of 12″ to 3′
Designed and Manufactured in the USA.
Product Length 762mm
Product Diameter 152.4mm
Sampling Pipe Length (Max) 3ft
Sampling Pipe Diameter 12.7mm