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Top 10 Large Aquarium Decorations

Top 10 Large Aquarium Decorations – Decorate your aquarium with 10 large aquarium decorations. The gorgeous detail and large size of these tank ornaments make them perfect for a goldfish tank, where big aquariums are the norm.

Not only are they aesthetically pleasing, but they’re also made from high-quality materials and very safe for your goldfish.

These large aquarium decorations will last for years. You’ll never have to deal with chipping paint or cloudy water. I recommend at least 30 gallons of aquarium water for the ornaments listed, since many of these ornaments are too big for smaller aquariums.

Top 10 Large Aquarium Decorations


Penn Plax Super Castle A and Super Castle B for Aquariums- 15″H x 25.6″W x 10″D

Large Aquarium Decorations

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The Penn Plax Super Wizard’s Castle Aquarium Decoration offers visual interest to your tank while reducing fish boredom. Painted in shades of grey, this medieval castle is perched upon a rocky landscape with an arched bridge underneath. This aquarium decoration serves two purposes, to add visual interest for humans but also acts as a hideaway and passageway for your fish.

This amazing decoration looks incredible on its own or when paired with the other half of the Bridge and Castle design. Both pieces together measure an impressive 25½” x 9″ x 15½”, so keep in mind that you’ll need a lot of room for both resins in your fish tank.

These aquarium ornaments are freestanding and double sided so it can be placed anywhere in your fish tank. Safe to use in both freshwater and saltwater fish tanks. Coordinate this castle with other aquarium decorations to create a complete environment for your fish tank.

Underwater Treasures Battleship Ruins

Large Aquarium Decorations

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Underwater Treasures brings you this wonderful line of aquarium ornaments to compliment your custom aquatic environment. These incredibly realistic decorations are hand crafted and painted using only the highest quality materials. Underwater Treasures ornaments are all non-toxic, and safe for use in both freshwater and saltwater aquariums. Enhance the appeal of your aquarium with any of these exciting decorations! Small Half (left) – 13.25″ x 6.25″ x 6.5″/ Large Half (right) – 16″ x 6.5″ x 11.25″.

Penn-Plax Castle Aquarium Decoration Hand Painted with Realistic Details Over 14.5 Inches Large Aquarium Decorations

Large Aquarium Decorations

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The Penn Plax Super Wizard’s Castle Aquarium Decoration offers visual interest to your tank while reducing fish boredom. Painted in shades of grey, this medieval castle is perched upon a rocky landscape with an arched bridge underneath. This aquarium decoration serves two purposes, to add visual interest for humans but also acts as a hideaway and passageway for your fish.

This amazing decoration looks incredible on its own or when paired with the other half of the Bridge and Castle design. Both pieces together measure an impressive 25½” x 9″ x 15½”, so keep in mind that you’ll need a lot of room for both resins in your fish tank.

Aquarium ornament is made of quality resin and is hand painted; measuring 13″ x 9″ x 15½”. This aquarium ornament is freestanding and double sided so it can be placed anywhere in your fish tank. Safe to use in both freshwater and saltwater fish tanks. Coordinate this castle with other aquarium decorations to create a complete environment for your fish tank.

Aquarium Decorations the Great Wall Miniature Resin Aquarium Ornament Large Exotic Fish Tank Decorations L16.3 x W4.7 x H5.3 Inches

Large Aquarium Decorations

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Made of safe inert poly resin material, use eco-friendly paint, nontoxic and harmless aquarium decor for fishes. Resin is a frigile material, if item arrived broken, please contact us directly for free replacement. The Great Wall is one of the seven wonders of the world, famous man-made landscape, the Great Wall decoration creating a magnificent and unique view for your aquarium.

Painted by hand, exquisite and detailed color, makes it a vivid and realistic The Great Wall miniature fish tank decor. This fish tank ornament can be used both in freshwater and saltwater, no special maintenance required, easy to clean up. Four-sided made, can be placed anywhere in your fish tank, measures 16.3 inches long, 5.3 inches height, perfect decoration for large aquarium.

Saim Mountain View Aquarium Ornament Fish Tank Decoration Large Aquarium Decorations

Large Aquarium Decorations

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Made from non-toxic plastic material. Offers the natural environment feeling,change your aquarium into a beautiful scenery. Detailed mountain includes several trees. Holes for fish to swim through. Size measures about: 11.5″/29cm x 6″/15cm x 10.6″/27cm (L*W*H)

Underwater Treasures Atlantic Sunken Submarine Large Aquarium Decorations

Large Aquarium Decorations

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Underwater treasures brings you this wonderful line of aquarium ornaments to compliment your custom aquatic environment. These incredibly realistic decorations are hand crafted and painted using only the highest quality materials. Underwater treasures ornaments are all non-toxic, and safe for use in both freshwater and saltwater aquariums. Enhance the appeal of your aquarium with any of These exciting decorations.

Warship Cave Aquarium Ornament L 49cm – NAVY Battleship ship decor Shipwreck PET by Aquarium Equip

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Ornament is made from non-toxic plastic material and makes an exciting ornament in any aquarium. Offers the natural environment feeling. Change your aquarium into a beautiful scenery . It is vividly and color detailed to add lively and natural life to your tank.

It is great to decorate your aquarium all the time with minimum responsibility and maintenance. They’re are absolutely safe for fish and best of all, they won’t die, rot or cause any algae problems. It is suitable for salt and fresh water measures approximately: 19.3″x3.6″x7.7″ (49X 9.1X 19.6cm)(L x W x H )

Saim Aquarium Decoration Resin and Plastic Old Wood House Built on Flower Tree Decor Lifelike Artificial Plant Resin Crafts for Aquarium Fish Tank Ornaments Accessories

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Aquarium decorative old wood houses and flower tree is made of high quality resin material and Plastic, non-toxic, non-fading, non-polluting, safe and healthy. Aquarium ornament is absolutely safe for your pet.

Change your aquarium into a beautiful scenery, make your aquarium vividly and add to natural breath.It has no requirement for lighting and Carbon dioxide and No effect on fish or water.

Old wood houses and flower tree decoration provides a beautiful and evergreen decoration for your aquarium, and Easy to Clean-It is easy to use with simple water rinse, very convenient.

It is great to decorate your aquarium all the time with minimum responsibility and maintenance.This is a good idea, Satisfying the scenery enjoyment and not requiring too much time management.

Item Size(approx.): 28cm x 12cm x 28cm/11” x 4.7” x 11″(L*W*H) Item Measure by hand.; Package Content: 1x Aquarium Ornament.

XiR Aquarium Decoration Fish Tank Ornament Ancient Ruin Style Kit Eco-Friendly Resin Material for Freshwater Saltwater Tanks

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100% brand new and high quality. Made of premium resin and Eco-friendly material, non-toxic, pollution-free, compatible with both freshwater or marine aquarium environments.

This stunning piece of decor dramatically transforms your aquarium into the ruins of an ancient Roman city, buried deep down in the sea. Two example scenery for your reference, you can start your tank landscaping easily, even if you are a beginner.

Designed with flat bottom, just put it in your water tank or aquarium slightly then it can stand in your aquarium easily and steadily. Measures approximately: 11.4″x 5.9″x7.87″ /29cmx15cmx20cm(L x W x H ). Please check carefully whether your tank size is big enough if you want to choose multi-pieces to build the landscape of our example.

Easy to maintain: Infusing the ornament with warm water for 30 minutes before put it into the tank. Easy to clean it with water and brush.

JUSTINLAU Resin Aquarium Military Thunderbolt Fighter Airplane Wreck Aquarium Fish Tank Ornament Decoration

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This decoration is made from non-toxic resin material and makes an exciting ornament in any aquarium.Offers the natural environment feeling.

Change your aquarium into a beautiful scenery .It is vividly and color detailed to add lively and natural life to your tank. It is great to decorate your aquarium all the time with minimum responsibility and maintenance. They’re are absolutely safe for fish and best of all, they won’t die, rot or cause any algae problems.