The key figures of the analysis are presented below. The analysis show that:
The preferred alternative has both the lowest acquisition costs and present value over the calculation period.
It should, however, be noted that the difference between the two alternatives are rather small, that is less than 5 per cent.
It should also be noted that the preferred alternative is cheaper with regard to supply and maintenance of building components, but somewhat more expensive with regard to cleaning.
Main cost groups in stacked column chart form.
Main cost groups in pie chart form.
Please note: the pie charts does not display earnings (if present).
Figures below show present values for the chosen alternative(s) in main cost groups.