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Tube Hangers
o Tube hangers are an effective way to hang the piping
system from the beams running along the roof.
o Consists of a Top Beam Clamp, a rod, and a hanger
properly sized to the piping.
Rubber Flex Line/ Pickup Hose
o Rubber flex line is used on the
suction end of the central vac
system, and is used by the
operator.
o The flex line has a static wire built into it to prevent static electricity build-up.
If servicing a rubber hose, ensure that the ground wire is making contact
After the service, the installer must check the resistance by using an OHM
The conductivity of the
o Also available as a clear hose.
R-1: March 17, 2018
with the coupling.
meter on the couplings while they are in contact with each other.
coupling should read between
0 and 5 ohms resistance.
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