Furnace cleaners measure to make sure the furnace and vents will fit.
Building superintendents do a number of tests when they set heating controls by measuring air pressure, temperature and flow.
Building superintendents check gauges in the furnace room and let the plumbing/heating company know when pressures are not at the right levels.
Guest room attendants determine the amount of supplies needed
Cleaners figure out the correct amount of cleaning fluid which needs to be added to a pail of water
Cleaners figure out how much time they need to do a job.
Duct cleaners consider
- amount of cleaning needed
- size of the building
- problems they saw last time
- factors they can’t see yet, such as mice in the duct work
Building superintendents may
Workers figure out the area of rooms and walls to determine the amount of paint or carpet needed.
Septic tank cleaners give quotes on costs to solve technical problems. They consider