For Glass or Acrylic Aquariums 1/2" to 5/8" thick

The Hammerhead is Algae Free’s most popular magnetic cleaner. It works great on almost all glass and acrylic tanks up to 5/8" thick.

• Glass aquariums holding up to 110 to 200 gallons
• Acrylic aquariums 48" long and 30" high
• Large 4" x 2" cleaning area

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  Our cleaning magnets are made with Neodymium Rare Earth Magnets, one of the strongest magnets in the world! Algae Free LLC don't use surplus magnets -- only new. All of our cleaners are made of the finest, safest and most cost-effective materials available. The outer magnet assembly is handcrafted in the USA.
  Each Algae Free cleaners have the following qualities:

  • Strong, high-quality neodymium rare earth magnets
  • Replaceable scraper blades for glass and Acrylic aquariums
  • Replaceable inner scrubbing pad with nontoxic adhesive backing
  • Replaceable felt pads for the outer cleaning assembly
  • Floating interior magnet assembly (except Great White models)
  • Inner assembly is non-toxic and can be left inside tank all the time -- it will not rust!
  • Can be used on all glass aquariums
  • Acrylic-safe inner scrubbing pads make it ultra safe to use on acrylic aquariums
  • Can be used in fresh and salt water
  • Decorative finish that becomes part of your aquarium
  • Limited 2-year warranty on material and production defects