Description CMP Vac Lock 1.5″ mpt Threaded Used for closing off suction vacuum lines for automatic cleaners. Threads into the Pool Wall suction fitting. MPN: 25505-000-000 UPC: 849640004937 Same as: Item #: CTM-201-1000, CMP #: 25505-000-000 Aquastar #: VLK15T01 Hayward #: W400BWHP Pentair Kreepy Krauly # K12500, Sta-rite #: GW9530 Waterway #: 600-2200