Description
Damselfish Aquarium Metal Warning Sign
This Damselfish Aquarium Metal Warning Sign is made for reef keepers who know that the smallest fish often runs the entire tank. Bold, territorial, and full of attitude, this aluminum metal sign adds humor to saltwater aquariums, reef rooms, fish rooms, and tank setups. Whether you’re decorating your aquarium stand or shopping for a unique aquarist gift, this durable metal warning sign makes a strong statement.
Designed with a vintage WARNING layout and high-contrast lettering, it delivers a classic novelty security sign look with reef personality. Perfect for marine aquarium owners who have learned that a two-inch fish can act like a bouncer.
ABOUT THIS METAL SIGN
• Premium aluminum metal construction
• UV-protected finish to prevent fading
• Rustproof and weather-resistant for indoor or outdoor use
• Rectangular format includes pre-drilled mounting holes
• Square options available without holes
• Sizes available: 9x12, 12x18, 16x24 inches (rectangular)
• Sizes available: 6x6, 8x8, 12x12 inches (square)
• Made to order in Henniker, New Hampshire, USA
Built for aquarium spaces, fish rooms, garage hobby setups, and maintenance corners.
PERFECT FOR
• Saltwater reef tanks and marine aquariums
• Fish room decor and aquarium stands
• Tank maintenance areas
• Aquarist gifts and hobbyist presents
• Reef keepers who appreciate bold tank humor
FREQUENTLY ASKED QUESTIONS
Is this metal warning sign safe for aquarium rooms?
Yes. It is made from rustproof aluminum and sealed with a UV-protective coating, making it suitable for humid fish room environments.
Does the sign come with mounting holes?
Rectangular versions include pre-drilled holes for easy hanging. Square versions are available without holes.
Can this sign be used outdoors?
Yes. The aluminum construction and UV-protected finish make it weather-resistant for covered outdoor spaces.
Is this a good gift for reef keepers?
Absolutely. This makes a unique and funny gift for saltwater aquarium hobbyists and marine tank enthusiasts.
COMPLETE YOUR AQUARIUM WARNING SIGN COLLECTION
Pair this Damselfish Aquarium Metal Warning Sign with other reef-inspired designs like the Mandarin Fish Security Sign, Piranha Aquarium Guard Sign, or Sea Urchin Aquarium Metal Sign to create a bold and cohesive aquarium setup. Explore the full Tanks and Exotics collection to find the perfect tank-themed metal sign for your fish room, reef space, or hobby corner.
Designed and made in the USA by Designs by Linda Nee
© Designs by Linda Nee LLC
Frequently Asked Questions
We typically process and ship orders within 1–2 business days. Once your order is shipped, delivery time depends on the shipping carrier and your location within the United States.
We ship Monday through Friday (business days only). During busy seasons such as holidays, processing and delivery times may take slightly longer due to higher shipping volumes.
If you need your order by a specific date, please contact us at [email protected] before placing your order so we can check available expedited shipping options.
Yes! We offer free shipping on all U.S. orders over $50, including Alaska and Hawaii.
For orders under $50, we offer a flat rate shipping of $5.95 anywhere in the United States.
Free and flat rate shipping do not apply to APO/FPO or international orders, where shipping rates are calculated at checkout.
We accept returns or exchanges within 30 days of delivery for non-personalized items.
Items must be unused and in their original packaging, and refunds are issued after we receive and inspect the return. Please note that return shipping costs are the customer’s responsibility, and original shipping fees are non-refundable.
Because many of our products are made just for you, custom or personalized items cannot be returned or exchanged unless they arrive damaged or defective.
Yes! Many of our products offer personalization options, such as adding a name, custom text, or special details depending on the item.
If a product can be personalized, you’ll see a personalization field on the product page where you can enter your custom details before adding the item to your cart.
If you would like custom text on a design that doesn’t offer personalization, or if you have your own design you’d like us to print, please contact us and we’ll do our best to help.
Yes! We’re happy to work with businesses, organizations, and events that need bulk orders.
If you’re interested in ordering multiple items, custom designs, or branded products, please contact us with the details of your request and we’ll be glad to discuss the options.