I hear ya Rick. I was thinking that too, but seeing these random 1 inch bubbles it seemed like I wasnt getting the sealed connection between the bubble plate and the pump.
Read this: https://www.reef2reef.com/forums/eq...ssion/76269-all-swc-160-cone-owners-help.html
Read this: https://www.reef2reef.com/forums/eq...ssion/76269-all-swc-160-cone-owners-help.html