If you are interested in a big discount on Black Friday deals on fish tank, look at the following current amazing offers. Black Friday aquarium deals
Breeder tank for fish
SaleBestseller No. 1 
capetsma Fish Breeder Box, Hang-on Nursery Fish Tank with Breeding Hatching Incubator Acclimation...
- 🏠🏠🏠 Safe and Upgraded Design: Made of High quality cell cast crystal acrylic, Exquisite workmanship, Inner Size for fish to swim : 6.1" x 3.5" x 3.7" ( L x W x H ), Safe and secure for breeding, isolating or acclimating fish, favorable vents allow optimum water flow and easy to observe your baby fish.
- 🏠🏠🏠 Must-have for pregnant fishes: This fish breeder is a Hatchery for viviparous fish, such as bettas, guppies, medaka, ect, can protect new born fry from being eaten, improve the survival rate of juvenile fish.
- 🏠🏠🏠 Multi-functional: This breeder box for fish tank comes with self-contained isolation plate, can reduce danger from aggressive fishes, protect injured fish, small fish, shrimp, and other sea clownfish
- 🏠🏠🏠 Space-saving & Self-floating: This fish isolation box can be secured to the aquarium wall with the suction cups. 2-layer combination does not occupy space.the grating in the bottom prevents soiling of the box by food residues and excrement.
- 🏠🏠🏠 Easy Operation: 3 mins assembly / disassemble for cleaning. (First time may take about 10 mins to remove protection layers from acrylic). Removable divider customize size and number of chambers for different needs
Bestseller No. 2
in-Tank Aquarium Breeder Box for Fish Tank, Breeding Incubator for Small Fish Hatchery, Acrylic...
- This breeder box can prevent the baby fish from the adult fish's attack and improve the survival rate of the baby fish.
- Perfect isolator for aggressive fish, injured fish, small fish, shrimp, clownfish, and other marine fishes
- Petzilla breeding incubator is made of high-quality acrylic, double layers space-saving combination.
- Can connect air pump; Self-floating & adherent hang on design; double layers space-saving combination
- Authentic quality & professional breeding divider
SaleBestseller No. 3
Pawfly Fish Breeding Box Tank Hatchery Incubator Aquarium Isolation Box for Baby Shrimp Guppy –...
- Medium Size: Inner size of 5.5"L x 3.8"W x 3.8"H. Creates a safe and secure breeding nursery for small fry while monitors your baby fish easily.
- Ideal Breeder Tank: A must-have separating hatchery for pregnant betta or guppies, protecting new born fry from being eaten or attacked, improve the survival rate of newborn fish.
- Versatile Isolation Box: Bottom separator with small slots can prevent the new born fry, shrimp to escape. Removable divider of customized size and number of chambers for different needs. Especially for aggressive fish or injured fish.
- Space-Saving: Hangs on tightly to the inside of the tank with 2 suction cups. Side vents allow for optimum water flow, requires no additional heaters or air pump.
- Easy Maintenance: Detachable design, easy to disassemble and clean. No tools needed.
SaleBestseller No. 4
in-Tank Aquarium Breeder Box for Fish Tank, Breeding Incubator for Small Fish Hatchery, Acrylic...
- This breeder box can prevent the baby fish from the adult fish's attack and improve the survival rate of the baby fish.
- Perfect isolator for aggressive fish, injured fish, small fish, shrimp and other marine fishes. Fishes such as Guppies, Tetras, Platties, Damsel, Clownfish and other small fishes about 1 inch may fit in.
- Petzilla breeding incubator is made of high-quality acrylic, double layers space-saving combination.
- In-tank & adherent hang-on design, side vents allow for optimum water flow.
- Authentic quality & professional breeding divider
Bestseller No. 5
in-Tank Aquarium Breeder Box for Fish Tank, Breeding Incubator for Small Fish Hatchery, Acrylic...
- This breeder box can prevent the baby fish from the adult fish's attack and improve the survival rate of the baby fish.
- Multi-room Designed Divider - Space can be divided into as much as 3 small “rooms” as needed. Remove all the partitions to work as a large hatchery box.
- 0.5mm Super-slim Isolation Gap - Thinner than the gap of the fish eggs plate, effectively protect the baby fish from the invasion of the adult fish.
- Original Design of 4 stands to Make It Steady - The W funnel won't be floating because of the water pressure when it's not placed upright.
- No need to open the cover when feeding because of the upgraded design with a feeding hole on the top. New suctions made with Environment-friendly materials, better adsorption.
Bestseller No. 6
MKDcom 4 Rooms HD Fish Breeding Box Aquarium Breeding Box, Breeder Box for Fish Tank, Double...
- ◀ Protect Baby Fish: This breeding box can effectively prevent baby fish from being attacked by adult fish and improve the survival rate of juvenile fish.
- ◀ Multiple Room Designs: The fish aquarium box can be divided into multiple small "rooms" as needed. Save more extra space.
- ◀ High Quality: The 0.5mm ultra-thin spacer board is thinner than the fish egg tray, which can effectively protect baby fish from adult fish invasion.
- ◀ Stable: Four room designs allow it to maintain better stability. The W-funnel does not float because of the lack of water pressure when placed vertically.
- ◀ Easy to Feed: There is no need to open the lid for feeding and there is a feeding hole at the top. A new type of sucker made of environmentally friendly materials provides better adsorption. Tips: If there is any quality problem with the product you received, please contact us for a replacement product or refund!
Bestseller No. 7
Qguai Fish Breeding Box, Perfect Fish Tank Divider Acclimation Box for Aggressive Fishes, Nursery...
- Safe & Secure: This fish breeding box is a multi-functional tank for breeding, hatching, isolating and acclimating all kinds of fishes, such as bettas, guppies, medaka, ect..Also, with some plants in, it satisfies the need for new arrivals to instinctively find privacy.
- Unique Design: Self-floating design with suction cups, 2-layer and isolation rooms in your fish tank saves more space for other fishes. Appropriate side vents allow for optimum water flow, and small fishes can not run out.
- High Quality: Made of High quality cell cast crystal acrylic, Exquisite workmanship, Inner Size for fish to swim : 6.1" x 3.7" x 3.9" ( L x W x H ).
- Separate and acclimate aggressive fishes, protect injured fishes, baby fishes, shrimp, clownfish, and other marine fishes, improve the survival rate of the baby fishes .
- Easy to use: 3 mins assembly / disassemble for cleaning. Removable divider customize size and number of chambers for different use.
Bestseller No. 8
Fish Breeding Box, Acrylic Breeder Isolation Box Aquarium Fish Tank Hatchery Incubator with Suction...
- Safe Material: Made of safe transparent acrylic with size of 11.8*5.9*5.9 inch Safe and secure tank for breeding, isolating or acclimating fish, also it is easy to observe your baby fish.
- Top Feeding Hole Design: The feeding hole design on the top of the isolation box, which is convenient and practical to feed fish without opening the lid of the isolation box. 1.5mm holes at four side panels ensure great water flow and the safety of the small fish and not flee.
- Must-have for Pregnant Fishes: Two isolated rooms for isolating and protecting small fishes, pregnant fishes and newborn fishes. Fish eggs will drop to the bottom of the room, no attack from other fishes, which improves survival rates of newborn fishes.
- Multi-functional: The fish isolation box can reduce danger, suitable for isolating diseased and weakened fishes. It also can protect sick fishes, small fishes or shrimps from aggressive large fishes.
- Easy to Install and Clean: With suction cup and hanging hook, this tank can be installed by two ways, and the height is adjustable. It's easy to install in the place of fish tank where you want. Detachable to clean. NOTE: First time you should remove protection layers from acrylic fish breeding box.
SaleBestseller No. 9
POPETPOP Fish Nursery for Aquarium-Fish Breeding Net Hang on Breeder Box-Large Size
- This Net Hatchery is easily attached to the top of your aquarium by included suction cups.
- Fish fry tank,It is constructed with soft polyester net and plastic frame.
- It will increase the survival rate of breeded fish by separating the aggressive fish and weak fish.
- Fish tank baby nursery,safely separates new-born fry from other fish, increase the survival rate of juvenile.
- Engineered to allow optimum water flow
Bestseller No. 10
Boxtech Aquarium Fish Tank Hatchery Incubator Breeding Box, Acrylic White Breeder Isolation Divider...
- Breeding Box material: Made of safe crystal transparent plastic, safe tank used for breeding, isolation or adaptation to fish, it is also easy to see your young fish
- Multifunctional use: The bottom compartment can protect new-born fry and new-born fish. It is an ideal choice for isolation rooms for sick and pregnant fish
- Hatchery breeding for baby: Breeding for small baby fish, such as bettas
- Self-contained isolation plate: It can reduce the risk and is suitable for isolating sick and weak fish, also can Separate aggressive fish, injured fish, small fish, shrimp, and other sea clownfish
- Space saving Self-floating design: The breeding box can be fixed on the wall of the aquarium with suction cups, the two-layer combination does not occupy space, and the grating in the bottom prevents soiling of the box by food residues and excrement
Fish breeder box
SaleBestseller No. 1
capetsma Fish Breeder Box, Hang-on Nursery Fish Tank with Breeding Hatching Incubator Acclimation...
- 🏠🏠🏠 Safe and Upgraded Design: Made of High quality cell cast crystal acrylic, Exquisite workmanship, Inner Size for fish to swim : 6.1" x 3.5" x 3.7" ( L x W x H ), Safe and secure for breeding, isolating or acclimating fish, favorable vents allow optimum water flow and easy to observe your baby fish.
- 🏠🏠🏠 Must-have for pregnant fishes: This fish breeder is a Hatchery for viviparous fish, such as bettas, guppies, medaka, ect, can protect new born fry from being eaten, improve the survival rate of juvenile fish.
- 🏠🏠🏠 Multi-functional: This breeder box for fish tank comes with self-contained isolation plate, can reduce danger from aggressive fishes, protect injured fish, small fish, shrimp, and other sea clownfish
- 🏠🏠🏠 Space-saving & Self-floating: This fish isolation box can be secured to the aquarium wall with the suction cups. 2-layer combination does not occupy space.the grating in the bottom prevents soiling of the box by food residues and excrement.
- 🏠🏠🏠 Easy Operation: 3 mins assembly / disassemble for cleaning. (First time may take about 10 mins to remove protection layers from acrylic). Removable divider customize size and number of chambers for different needs
Bestseller No. 2
Timiy Aquarium Fish Breeder Box Set Nylon Net Isolation Box Breeder for Tank,Green
- 🐟It consists of a soft nylon mesh and a plastic frame
- 🐟The included suction cup can be easily attached to the top of the aquarium
- 🐟Safely separate the new fry from other fish and increase the survival rate of the juvenile
- 🐟Divided into two spaces, it is easy to install and meets all your aquatic needs, regardless of size
- 🐟It can be used as a spawning box for viviparous fish to isolate injured or aggressive fish or shrimp
Bestseller No. 3
in-Tank Aquarium Breeder Box for Fish Tank, Breeding Incubator for Small Fish Hatchery, Acrylic...
- This breeder box can prevent the baby fish from the adult fish's attack and improve the survival rate of the baby fish.
- Multi-room Designed Divider - Space can be divided into as much as 3 small “rooms” as needed. Remove all the partitions to work as a large hatchery box.
- 0.5mm Super-slim Isolation Gap - Thinner than the gap of the fish eggs plate, effectively protect the baby fish from the invasion of the adult fish.
- Original Design of 4 stands to Make It Steady - The W funnel won't be floating because of the water pressure when it's not placed upright.
- No need to open the cover when feeding because of the upgraded design with a feeding hole on the top. New suctions made with Environment-friendly materials, better adsorption.
SaleBestseller No. 4
Fortune-star Fish Breeding Box Aquarium Fish Tank Hatchery Incubator Breeder Box Fish Breeding Tanks...
- Fish tank Incubator: Can be used as the spawning box for the viviparous fishes.Prevents adult fish attack so as to improve the survival rate of juvenile fish and easy to observe your baby fish.
- Isolation function: can isolate aggressive fish, injured fish or small fish.Unique transparent cover design, preventing fish jumping out of the box.and the middle hole is convenient for feeding, it also can prevents adult fish to attack juvenile fish.
- Perfect design:Floating design can be moved anywhere,double layers combination, saving space.High quality suckers can used to fix the product conveniently.
- Internally upgraded design:There are cracks on both sides which can ensure the flow of water within the tank and isolation box.The 1mm gap can avoid the juveniles swimming out and also can ensure their safety. This fish isolation box can be connected to an oxygen pump to increase the amount of oxygen in the isolation box and increase the survival rate of juvenile fish.
- CUSTOMER SUPPORT: If you have any questions or suggestions about our Fish Breeding Box,please contact us at any time, we will respond fast to ensure you have a risk-free and enjoyable shopping experience!
SaleBestseller No. 5
POPETPOP Fish Nursery for Aquarium-Fish Breeding Net Hang on Breeder Box-Large Size
- This Net Hatchery is easily attached to the top of your aquarium by included suction cups.
- Fish fry tank,It is constructed with soft polyester net and plastic frame.
- It will increase the survival rate of breeded fish by separating the aggressive fish and weak fish.
- Fish tank baby nursery,safely separates new-born fry from other fish, increase the survival rate of juvenile.
- Engineered to allow optimum water flow
Bestseller No. 6
Senzeal Aquarium Fish Breeder Box Plastic Fish Isolation Breeding Box Hatching Incubator Box for...
- Material: Plastic Fish Isolation Box with Suction Caps,Plastic Pasteur Pipette
- Prevents adult fish attack so as to improve the survival rate of juvenile fish, like the guppy.
- Isolation function: can isolate aggressive fish, injured fish, small fish, shrimp and other marine fishes.
- Can be used as the spawning box for the viviparous fishes and remove all the partitions to work as a large hatchery box
- Unique transparent floating design, preventing fish jumping out of the box,double layers combination, saving space.
Bestseller No. 7
J-star Extra Large Aquarium Breeder Tank Baby Fish Holder Isolation Box Aquarium Hatchery, Betta...
- The breeder box can be used as spawning box for betta, guppy, etc. The fish isolation box can prevent small fish from attacking and improve the survival rate of fish.
- High-quality transparent materials, durable. Can safely and reliably breed, isolate or adapt to fish. Crystal transparent body. It's easy to observe the females giving birth.
- Space-saving and can float automatically, this acrylic isolation box can be fixed on the aquarium wall by suction cup. The two-level combination does not take up space.
- Perfect isolator for aggressive fish, injured fish, small fish, shrimp and other marine fishes. Fishes such as Betta, Guppy, Killifish, Clownfish and other small fishes.
- No need to open the cover when feeding because of the design with a feeding hole on the top. The suctions cup is made with Environment-friendly materials, better adsorption.
Bestseller No. 8
MKDcom 4 Rooms HD Fish Breeding Box Aquarium Breeding Box, Breeder Box for Fish Tank, Double...
- ◀ Protect Baby Fish: This breeding box can effectively prevent baby fish from being attacked by adult fish and improve the survival rate of juvenile fish.
- ◀ Multiple Room Designs: The fish aquarium box can be divided into multiple small "rooms" as needed. Save more extra space.
- ◀ High Quality: The 0.5mm ultra-thin spacer board is thinner than the fish egg tray, which can effectively protect baby fish from adult fish invasion.
- ◀ Stable: Four room designs allow it to maintain better stability. The W-funnel does not float because of the lack of water pressure when placed vertically.
- ◀ Easy to Feed: There is no need to open the lid for feeding and there is a feeding hole at the top. A new type of sucker made of environmentally friendly materials provides better adsorption. Tips: If there is any quality problem with the product you received, please contact us for a replacement product or refund!
Bestseller No. 9
NGe Aquarium Fish Breeder Box, Rectangle Isolation Box, with Adjustable Position Isolation Panel,...
- Total Size: 25 x 14 x 15cm / 9.8” x 5.5” x 5.9”(Length*Width*Height); Material: Plastic, Nylon.
- Safely separates new-born fry from other fish, increase the survival rate of juvenile.
- Easily attached to the top of the aquarium by the included suction cups. Isolates injured or aggressive fish, or small fish, shrimp. It can be used as a spawning box for the viviparous fishes.
- Installation: First insert four cylinders into the four corners of the upper and lower frames; The fine mesh is placed from the bottom up to the entire box; Insert the six suction cups into the round holes of the upper frame; Put the isolation net into the water and adsorb it on the glass. The water level should not exceed the upper frame.
- Package Content: 1 x Aquarium Breeder Box, 1 x Nylon Net, 6 x Suction Cup.
Bestseller No. 10
POPETPOP Breeding Box for Fish Tank-Acrylic White Breeder Isolation Divider Hatching Boxes Accessory...
- It is convenient to fixed the tank in anywhere.
- It is a Hatchery for viviparous fish, such as bettas, guppies, medaka, ect.
- Unique floating and transparent acrylic cover designed to prevent the fish out of the isolation room to protect the newborn fish.
- It can Prevent attack from adult fish, improve the survival rate of juvenile fish.
- This product is made of high quality acrylic, without any barrier, allowing you to observe.
40 Gallon breeder tank and accessories
SaleBestseller No. 2
Aqueon Versa-Top for 30 & 40 Breeder Aquariums, Clear
- Glass tops reduce evaporation and keeps jumping fish inside aquarium
- For use with light fixtures & strip lights
- Full length feeding door and glass top hinge has clear strip that can be cut to custom fit around accessories
- ONLY SINGLE PIECE INCLUDED: Dimensions 35" x 15" x .33"
- Designed for use ONLY with Aqueon Aquariums: 30 Breeder & 40 Breeder
Bestseller No. 3
H2Pro 36" Glass Canopy, 2PCS Set ONLY FITS SEAPORA & DEEP Blue & Aquarium Masters Brand 40gal...
- 2PCS Set Only Compatible with Seapora & Deep Blue & Aquarium Masters Brand 40gal Breeder with Center Brace. DO NOT FIT OTHER BRAND. There are different Aquarium manufactures. Please measure your Tank opening to the closest millimeter before purchasing!
- Dimensions Per Piece: 16.93 x 16.54 x 0.16in (430 x 420 x 4mm)
- Features new and improved tempered glass; durable and reduces evaporation
- Clear plastic back strip that can be cut to fit your aquarium
- Provides the area for your lighting to sit while allowing simple access to your aquarium
- Age range description: All Life Stages
Bestseller No. 4
Imagitarium Brooklyn Metal Tank Stand - for 40 Gallon Tanks
- Made with durable solid steel and sturdy construction
- Fish tank stand features adjustable feet for leveling before you add your tank
- Sleek and modern design with black finish
- Looks great with any aquarium or terrarium
- Available in a variety of sizes to suit your needs and the size of your tank
Bestseller No. 5
Lifewithpets 40 Gallon Tank Divider. Please Check Compatible Tank Below
- Only Compatible with Aqueon 40 Gallon tank size 36 3/16"L x 18 1/4"W x 16 15/16"H.
- Easy to install and maintain. No suction cups required.
- Made from a solid sturdy non toxic material.
- Adjustable sidebars for the perfect fit.
- Suitable for reptile tanks when siliconed in place.
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