I use an industrial vacuum cleaner for wall penetrations and other drilling. The wires, with cables in an aesthetic cable channel.
For the warranty of the air conditioner, and the basic condition for its efficient and reliable operation is maintenance once or twice a year.
As with split air conditioners, the maintenance of caravan-motorhome air conditioners is also very important.
Compressor dehumidifiers are long-term, for uninterrupted operation, must be cleaned regularly.
Air conditioning maintenance and repair ensures clean air and prevents more expensive breakdowns.
