Flexible air distribution pipe, outside ribbed, inside smooth according to DIN EN 60529. The ComfoTube-75 can easily be laid in concrete, directly into the earth or in riser ducts and suspended ceilings. The Zehnder ComfoTube can be easily and quickly installed, medical grade HDPE provides clean, efficient delivery of air.

Outside diameter [inches] 3.0

Inside diameter [inches] 2.5

Weight per running length [lb./ft.] 0.23

Running length per roll [ft.] 162.5

Weight per roll [lb.] 37.5

Roll height [ft.] 1.05

Roll diameter [ft.] 4.33