i have upgraded skimmers and no longer need my red sea prizm has the uprgrad with it as well. It has been through a 48 hours soaking of vinegar and water and been cleaned. Ready for pick up. I am asking $80 OBO. There are no cracks and the pump has shown no signs of wear on it. I always kept up on cleaning it. I am avaiable the weekend. Call, txt, or email. 512 576 5181. Chris