Frequently Asked Questions Are you open on Sundays?Yes, We operate 24 hours a day, Sunday through Thursday. Do you provide service to the Coast?Yes, we provide service to anyone within 100 miles of Portland. How much is it to have my hood cleaned?Every situation is different, it is determined by the size of the system, the complexity of the system, and by how dirty the system is. Call me today for a free quote. How often should I get my hood cleaned?Generally speaking, it is usually every 3 to 6 months, but give us a call and we would love to set you up with a custom schedule, that is specific for your operation.