Aquarium Water Change Diffuser - Gentle Flow Designed for Smooth Water Changes (Black, Large Tank (20-30 gal))

Tired of disturbing your aquascape or stressing your fish during top-offs? Aquarium Water Change Diffuser is crafted to clip onto your tank rim and guide water in slowly and evenly, eliminating splashes and flow shocks during water changes. This upgraded version features a rear-slit baffle that redirects water gently down the tank glass, creating a soft waterfall effect. This helps reduce flow pressure, protecting delicate plants, hardscapes, shrimp, and fish from sudden turbulence—making it ideal for any setup that requires a careful touch. Just hook it onto the edge, pour your water through, and let gravity and the baffle system do the work—no spills, no mess, no stress. A must-have for aquarists who value clean top-offs and a calm tank environment.

• Made from 3D Printed aquarium-safe PETG, it's durable, easy to clean, and fits most rimless or standard tanks.
• ✔ Rear-slit baffle slows flow with gentle glass-directed waterfall
• ✔ Reduces splash and protects aquascaping
• ✔ Preserves peace for sensitive shrimp, fish, and plants
• ✔ Simple clip-on design – no tools needed
• ✔ Great for rimless or standard tanks
• 🐟 Small Tank (1–9 gal) – 2.76" x 2.64" x 1.97" - Fits up to 0.55" rim
• 🐟 Medium Tank (10-19 gal) – 3.94" x 3.54" x 2.76" - Fits up to 0.65" rim
• 🐟 Large Tank (20-30 gal) – 5.12" x 4.72" x 3.15" - Fits up to 0.80" rim
• 🐟 X-Large Tank (31-55 gal) – 5.91" x 6" x 4" - Fits up to 1.1" rim