10 days the first 5 years of continuous employment (limited to a maximum of 160 hours), 15 days in the second 5 years of continuous employment (limited to a maximum of 240 hours), and 20 days after 10 years of continuous employment (limited to a maximum of 320 hours). Duties may include, but are not limited to, the following: Dust mops, wet mops, vacuums, shampoos, extracts, refinishes and polishes floors using vacuum cleaners and powered floor scrubbers, extractors and buffers.