In many cases high pressure jetting units can not be used for various reasons. Electro-mechanical drain machines are employed to carry out a variety of jobs.
These machines are in common use when large descaling jobs are in progress and often used to clear blockages.
We use the type shown in the picture. These are Spartan machines, they are imported for the USA because they are the very best on the market.
ADS only use the best equipment because we always intend on doing the best job possible in all situations.