EXTRUDED ALUMINUM ANODIZED HEAT SINK.
IR-28-MF requires two tubes, IR-42-MF requires three heat tubes.Optional accessory for ELECTRA-AIR CO2 GeneratorsSlides easily into unit. Use one tube for the CD-24 and two for the CD-48Fit 4 inch ducting. Tube is 22 inches long.
Payment can be also made over the phone via Visa, Mastercard, American Express or Discover by calling 239-357-1853 Craig.