The Beam 050691 Progression On-Off Low Volt Hose has been discontinued. The Universal Low Voltage Hose with Gas Pump Handle is the appropriate substitute.
The Beam 050691 hose is 1-3/8" in diameter and made of soft plastic material. This 30 ft central vacuum hose has an on/off switch on the full swivel soft touch grip handle. This hose does not work with a power nozzle.