Water Tech Pool Blaster Catfish PBCATFISH The Pool Blaster Catfish is ideally suited as a versatile, dual function cleaner for large spas, all above ground pools and small in-ground pools. Like all Pool Blasters, the Catfish offers the convenience of hose and cord free operation. The Pool Blaster Catfish with its High-Flow pump tackles the largest of messes in any pool, spa or hot tub. The innovative quick start button makes this cleaner very convenient and the Max-Coneâ„¢ Technology compacts all the dirt so more fits in the bag. The All-Purpose filter bag is easy to empty so hands do not touch the dirt