As per the calculation technician can complete the services in these approximate time periods:u003cbr/u003eu003cbr/u003e1. Preventative treatment for ants, cockroaches, and other common pests: 15 to 30 minutesu003cbr/u003e2. Removal of active ant or cockroach infestations: 90 to 120 minutes or more depending on the extent of the infestationu003cbr/u003e3. Heat treatment for termites: 4 or more hoursu003cbr/u003e4. Rodent removal: Up to 15 hours, although this can vary depending on the extent of the infestation and usually stretches over multiple days