Many newer boiler pumps (such as grundfos) have flow settings (1-3). Clears drains from rooftop to basement, including kitchen, bath, and laundry drains built-in wheels make it easier to transport to and from the job; folding handle allows for compact storage in your truck. Oh no! you’ve discovered your outside drain’s blocked and your immediate thought is: ‘how much is this going to cost me?’. Harmful or fatal if swallowed causes eye and skin burns avoid.