1. The right tools
You will need a single split air conditioning system, two plinths, some trunking, wall plugs suitable for the type of wall, some polyurethane foam and pipe cluster insulation. You will need a tape measure, a pencil, a spirit level, a hammer, drill and drill bit, a cordless drill, a hacksaw and a hole scatter. A cold chisel, a mallet, a socket set, possibly an expanding wall anchor setting a selection of screwdrivers and an electrician screwdriver.
You should wear safety goggles a dust mask protective earplugs and gloves when drilling the wall. In accordance with environmental protection laws, only a qualified professional is permitted to connect up refrigerant bearing pipes even if the
pipes for this particular model may be joined without using solder making the connections as simple as possible.
Nonetheless, you are obliged to have the connections completed by a professional.