PawProof 5.5 Gallon Aquarium Lid: Cat-Proof Honeycomb Fish Tank Cover

✨Have a question or need a custom adjustment? Send us a message - we’ll walk you through the innovation!✨

PawProof – the secure, stylish lid made for 5.5 gallon rimmed aquariums. Whether you're trying to stop your curious cat from taking a peek or simply want a clean, escape-proof cover for your tank, PawProof delivers. This durable 3D printed honeycomb lid offers excellent protection, airflow, and peace of mind—with or without pets in the house.

Thoughtfully designed to fit standard rimmed tanks, this lid keeps fish from jumping, reduces evaporation, and adds a sleek finishing touch to your setup. Plus, the open-cell honeycomb design makes it super easy to feed your fish without having to remove the lid!

Features:
> Cat-Proof & Fish Escape - Proof
Built strong enough to stop wandering paws and keep your aquatic pets where they belong. Also great for jumper-prone species. Lid should not experience weight of more than 5 pounds directly on it.

>Filter Cutout Included
4.75 in x 2in Filter Opening, compatible with most HOB (hang-on-back) filters—ready to go right out of the box.
*Taking your own measurements is still recommended to ensure the best fit and avoid any unexpected fitment issues or delays.*

> Feeding Access w/o Removal
The open-cell honeycomb layout allows you to drop food directly into the tank through the lid—no removal needed.

>Fits Standard Rimmed Tanks
Designed for 5.5 gallon rimmed aquariums (~16.25" x 8.5"). Tested with popular brands like Aqueon and TopFin.

> Ventilated Honeycomb Design
Maintains airflow and light entry while blocking unwanted debris or curious hands/paws.

Dimensions (Inner Rim):
Length: ~15.57 in
Width: ~7.75 in
Weight: Light but sturdy
Fits: Most standard 5.5 gallon rimmed tanks

Includes:
1x Fully Assembled PawProof Aquarium Lid (with filter cutout)

Great for pet owners, jumper-prone fish, or anyone who wants a secure and modern-looking lid.
Whether or not you share your space with cats, PawProof™ helps keep your tank safe, covered, and clean.
And yes—you can feed your fish right through it.
PawProof — Cat-Tested. Fish-Approved. Peace of mind for everyone.

Note: Designed for rimmed tanks only. Contact us for custom sizing or additional cutouts.

Disclaimer: Due to the nature of 3D printing, minor surface variations may occur. Each lid is carefully inspected for quality before shipping.