I've rented power rooters a few times. I recall it was $50 but cheaper than calling a plumber. A lot of work, but would clear the clog and last a few years.
They do rent commercial rods for 4 hours or 24 hours
I think they rent the commercial rods
I would call customer service to ask but here's a general list of what they rent: drain_cleaning_and_pump_equipment_rental
I'm sure customer service would be able to help you.
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