Aquarium leveling mats are an essential safety requirement for any rimless or glass tank. Once a planted tank is filled with water, dense substrate, and heavy hardscape like rocks or driftwood, it exerts immense pressure on the bottom glass panel. Even the strongest glass is susceptible to external stress, and uneven surfaces or a single grain of debris on your stand can create pinpointed pressure. Over time, this concentrated stress can lead to catastrophic cracked glass, leaks, or total tank failure. The UNS Leveling Mat serves as a high-density cushion, absorbing these imperfections and distributing the aquarium's weight evenly across its surface. Key Features and Benefits UNS mats are crafted from high-density, absorbent foam that cushions the bottom glass panel, neutralizing minor surface irregularities. The material provides a high-grip surface that prevents the aquarium from shifting or sliding during the initial installation or routine maintenance. While these are cut to fit the UNS tank lineup, they are highly versatile and can be easily trimmed with a utility knife to fit any other aquarium brand. Safety Reminder: Leveling mats are designed to absorb micro-imperfections; they are not a substitute for a structurally level stand. Always ensure your aquarium is placed on a flat, weight-bearing surface and that no part of the glass hangs over the edge. Size Specifications Mat Size Dimensions L x W (inches) 16C / 16T / 16S 6.29 x 6.29 20C / 20T / 20S 7.87 x 7.87 25C / 25T / 25S 9.84 x 9.84 30C / 30T / 30A 11.81 x 11.81 40C 15.75 x 15.75 3N / 3T 12.20 x 7.48 5N / 5T / 5S 14.17 x 8.66 45U / 45T / 45A / 45S 17.71 x 11.02 60U / 60T / 60A / 60S 23.62 x 14.17 60L 23.62 x 7.87 75P / 75S 29.52 x 17.72 90B 35.43 x 7.87 90L 35.43 x 11.81 90U 35.43 x 22.04
