Selling one(1) Used Self-Primer 4"x4",  brand Trillium  Flow Technologies Model WSP 4-WSP-ACDAC-A1-AMF.  Was in working order and taken out of service.    Fresh coat of paint just to refresh, labels are original.  I took pictures inside to show condition. Contact me for exact shipping cost, if destination is closer and cost is less I will adjust price.