DISCOVERY®, POLY/CARB, PREMIUM QUALITY, FREEDOM, SUPER-BLUE, FLOWMASTER, PREMIUM-MIX, SCRUBMASTER, CLEANMASTER,
ULTRA-GUARD and RAT GUARD are trademarks of GINGER™, INC.
CLEAR-FREE®, CONCORDE®, CBM®, QUICK-CLEAR® and CANISTAR® are registered trademarks of Penn-Plax Plastics, Inc.
NIAGARA® is a registered trademark of Oscar Enterprises, Inc.
AQUA-CLEAR®, DYNAFLO®, Power 1® and BLUE-LINE® are registered trademarks of the Rolf C. Hagen (USA) Corp. and Rolf C. Hagen,
Inc., Montreal, Quebec, Canada.
PENGUIN®, AUTO-FLO®, MAXI-FLO®, REGENT®, AQUA TECH®, NEPTUNE®, ULTRA-FLO®, MAGNUM®, EMPEROR®, RITE-SIZE®,
ECLIPSE®, EXPLORER®, and MARS® are registered trademarks of Marineland Aquarium Products, division of Aquaria, Inc.
WHISPER®, BIO-BAG®, SECOND NATURE®, TRIAD™, TETRATEC™ AND PULSAR® are registered trademarks of
CRYSTAL-CLEAN® is a registered trademark of Longlife Pet Products (HARTZ).
SUPREME®, PME®, AQUAMASTER® and SKILTER® are registered trademarks of Eugene G. Danner Mfg., Inc.
MILLENNIUM™ is a trademark of Aquarium Systems, Inc.
AQUEON™ and MiniBow™ are registered trademarks of Central Pet & Garden.
HYRDO-SPONGE™ and FILTER MAX™ are registered trademarks of Aquarium Technology, Inc.