This Floating Magnet is recommended for 5/8″ to 1-1/4″ aquarium wall thickness. The inner floating magnet dimensions are 4″ x 6″ x 1-1/4″ thick.
Product includes: Plastic Storage Case, Spacer Block, Instructions, and an extra Acrylic Safe Pad Set (outer magnet Felt Pad and inner magnet Algae Scrub Pad).
This product is compatible with: Replacement Pad Set (B/B), Algae Cutter Bag (B), Dozer Pad (B), Scratch Removal Kit (B).
Always clean, inspect, and test products in an inconspicuous area of the aquarium.