Collection: Aquarium Accessories

Elevate your aquatic pet’s habitat with CozyTails’ premium Aquarium Accessories, designed to blend functionality and style seamlessly. Whether you're enhancing your fish tank's environment or upgrading essential gear, our curated selection ensures durability and ease of use. Trust CozyTails to provide practical solutions that support your aquatic friends’ well-being while complementing your home decor, making every underwater moment a vibrant, healthy experience.

8PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for Aquariums 10i IQ10 PF10, Fish Tank Filter Cartridges Power Filter Replacement for Tetra Filter

8PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for Aquariums 10i IQ10 PF10, Fish Tank Filter Cartridges Power Filter Replacement for Tetra Filter

Regular price $36.89 USD

Regular price $36.89 USD Sale price
Unit price per
MICROBE-LIFT ART16 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 16 Fl Oz

MICROBE-LIFT ART16 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 16 Fl Oz

Regular price $40.65 USD

Regular price $40.65 USD Sale price
Unit price per
Compact Aquarium Siphon Vacuum and Water Changer Kit with Cleaning Brush. Perfect for Simultaneous Water Changing and Cleaning in Small Fish Tanks. Gravel and Sand Cleaning.

Compact Aquarium Siphon Vacuum and Water Changer Kit with Cleaning Brush. Perfect for Simultaneous Water Changing and Cleaning in Small Fish Tanks. Gravel and Sand Cleaning.

Regular price $36.44 USD

Regular price $36.44 USD Sale price
Unit price per
Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60, 6 Pack

Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60, 6 Pack

Regular price $37.49 USD

Regular price $37.49 USD Sale price
Unit price per
API STRESS COAT Aquarium Water Conditioner 32-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 32-Ounce Bottle

Regular price $47.82 USD

Regular price $47.82 USD Sale price
Unit price per
API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

Regular price $31.49 USD

Regular price $31.49 USD Sale price
Unit price per
Flora Micro - Iron and Micro Nutrient Fertilizer for Aquarium Plants - Enhances Leaf Color and Healthy Growth in Freshwater Aquariums - Part of The Flora Nutrition Series - 16.9 fl oz

Flora Micro - Iron and Micro Nutrient Fertilizer for Aquarium Plants - Enhances Leaf Color and Healthy Growth in Freshwater Aquariums - Part of The Flora Nutrition Series - 16.9 fl oz

Regular price $37.49 USD

Regular price $37.49 USD Sale price
Unit price per
Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 500 ml

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 500 ml

Regular price $41.70 USD

Regular price $41.70 USD Sale price
Unit price per
API STRESS COAT Aquarium Water Conditioner 8-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 8-Ounce Bottle

Regular price $28.02 USD

Regular price $28.02 USD Sale price
Unit price per
Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 250 ml

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 250 ml

Regular price $37.14 USD

Regular price $37.14 USD Sale price
Unit price per
Brightwell Aquatics Ferrion - Concentrated Iron Supplement for Marine Fish and Reef Aquariums 250-ml

Brightwell Aquatics Ferrion - Concentrated Iron Supplement for Marine Fish and Reef Aquariums 250-ml

Regular price $27.74 USD

Regular price $27.74 USD Sale price
Unit price per
MICROBE-LIFT ART04 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 4 Fl Oz

MICROBE-LIFT ART04 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 4 Fl Oz

Regular price $40.07 USD

Regular price $40.07 USD Sale price
Unit price per
12PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for 10i IQ10 PF10, Fish Tank Aquarium Filter Cartridges Compatible with Tetra Whisper Filter

12PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for 10i IQ10 PF10, Fish Tank Aquarium Filter Cartridges Compatible with Tetra Whisper Filter

Regular price $43.49 USD

Regular price $43.49 USD Sale price
Unit price per
10-Pack Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60

10-Pack Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60

Regular price $41.99 USD

Regular price $41.99 USD Sale price
Unit price per
API STRESS COAT Aquarium Water Conditioner 5-Gallon Bottle

API STRESS COAT Aquarium Water Conditioner 5-Gallon Bottle

Regular price $422.52 USD

Regular price $422.52 USD Sale price
Unit price per
API STRESS COAT Aquarium Water Conditioner 1-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 1-Ounce Bottle

Regular price $18.44 USD

Regular price $18.44 USD Sale price
Unit price per

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Collection: Aquarium Accessories

8PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for Aquariums 10i IQ10 PF10, Fish Tank Filter Cartridges Power Filter Replacement for Tetra Filter

8PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for Aquariums 10i IQ10 PF10, Fish Tank Filter Cartridges Power Filter Replacement for Tetra Filter

MICROBE-LIFT ART16 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 16 Fl Oz

MICROBE-LIFT ART16 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 16 Fl Oz

Compact Aquarium Siphon Vacuum and Water Changer Kit with Cleaning Brush. Perfect for Simultaneous Water Changing and Cleaning in Small Fish Tanks. Gravel and Sand Cleaning.

Compact Aquarium Siphon Vacuum and Water Changer Kit with Cleaning Brush. Perfect for Simultaneous Water Changing and Cleaning in Small Fish Tanks. Gravel and Sand Cleaning.

Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60, 6 Pack

Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60, 6 Pack

API STRESS COAT Aquarium Water Conditioner 32-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 32-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

Flora Micro - Iron and Micro Nutrient Fertilizer for Aquarium Plants - Enhances Leaf Color and Healthy Growth in Freshwater Aquariums - Part of The Flora Nutrition Series - 16.9 fl oz

Flora Micro - Iron and Micro Nutrient Fertilizer for Aquarium Plants - Enhances Leaf Color and Healthy Growth in Freshwater Aquariums - Part of The Flora Nutrition Series - 16.9 fl oz

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 500 ml

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 500 ml

API STRESS COAT Aquarium Water Conditioner 8-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 8-Ounce Bottle

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 250 ml

Brightwell Aquatics Shrimp FlorinMulti – Complete Plant Nutrient Supplement for Shrimp & Freshwater Aquariums – Supports Growth, Color & Health – Copper-Free, 250 ml

Brightwell Aquatics Ferrion - Concentrated Iron Supplement for Marine Fish and Reef Aquariums 250-ml

Brightwell Aquatics Ferrion - Concentrated Iron Supplement for Marine Fish and Reef Aquariums 250-ml

MICROBE-LIFT ART04 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 4 Fl Oz

MICROBE-LIFT ART04 Artemiss Immune Booster and Disease Treatment for Fish Health in Freshwater and Saltwater Aquariums, 4 Fl Oz

12PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for 10i IQ10 PF10, Fish Tank Aquarium Filter Cartridges Compatible with Tetra Whisper Filter

12PCS Medium Filter Cartridges Compatible with Tetra Whisper Bio-Bag Filter Cartridges Medium for 10i IQ10 PF10, Fish Tank Aquarium Filter Cartridges Compatible with Tetra Whisper Filter

10-Pack Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60

10-Pack Filter Cartridges Large Compatible with Tetra Whisper Bio-Bag Aquarium Filters, Fish Tank Filters Replacement for Aquariums for Whisper Filter 20i 40i/ IQ 20 30 45 60/ PF20 30 40 60

API STRESS COAT Aquarium Water Conditioner 5-Gallon Bottle

API STRESS COAT Aquarium Water Conditioner 5-Gallon Bottle

API STRESS COAT Aquarium Water Conditioner 1-Ounce Bottle

API STRESS COAT Aquarium Water Conditioner 1-Ounce Bottle