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Fish Tank Heaters - Compare offers for Pet Supplies near you, and across Ireland

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Fish Supplies (20)
Aquarium Decor (5)
Aquariums (4)
Fish Feeders (2)
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Marina Submersible Aquarium Heaters - 25 Watt image

Marina Submersible Aquarium Heaters - 25 Watt

POA
Pets R Us Superstore
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Thermal compact submersible aquarium heater.

Betta Compact Aquarium Heater 100w image

Betta Compact Aquarium Heater 100w

POA
Dec's Pets
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Betta Compact Aquarium Heater 50w image

Betta Compact Aquarium Heater 50w

POA
Dec's Pets
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Eheim Thermocontrol Aquarium Heater image

Eheim Thermocontrol Aquarium Heater

€39.95
PetStop
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AQUAEL COMFORT ZONE 75 image

AQUAEL COMFORT ZONE 75

€18.99
Bloom & Grow
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Eheim Thermocontrol Aquarium Heater 300w image

Eheim Thermocontrol Aquarium Heater 300w

€46.99
Reef Lounge Aquatics
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Boyu Aquarium Fish Tank Submersible Heater (50w) image

Boyu Aquarium Fish Tank Submersible Heater (50w)

€58.99
Bloom & Grow
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Betta Aquarium Heater - 300w image

Betta Aquarium Heater - 300w

€22.99
Pet Bliss Drogheda
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Betta Aquarium Heater - 25w image

Betta Aquarium Heater - 25w

€17.99
Pet Bliss Drogheda
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Betta Choice Aquarium Heater image

Betta Choice Aquarium Heater

€16.00
Angel Exotix
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BETTA Choice Digital Aquarium Heater image

BETTA Choice Digital Aquarium Heater

€35.99
Pet Mania
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AQUAEL HEAT ZONE image

AQUAEL HEAT ZONE

€13.99
Bloom & Grow
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Aquael Platinum Glass Heater - 25w image

Aquael Platinum Glass Heater - 25w

POA
Pets R Us Superstore
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Schego Titan Heating 600W Unbreakable Sea Water Resistant Heating Rod image

Schego Titan Heating 600W Unbreakable Sea Water Resistant Heating Rod

€79.99
Reef Lounge Aquatics
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Ciano Aqua 85 LED Black 74 Litre - NEW MODEL image

Ciano Aqua 85 LED Black 74 Litre - NEW MODEL

€174.99
Newlands Nursery & Garden Centre
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EHEIM Thermopreset Aquarium Heater, 200w image

EHEIM Thermopreset Aquarium Heater, 200w

€44.99
Pet Mania
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Eheim thermocontrol Aquarium Heater image

Eheim thermocontrol Aquarium Heater

€27.95
Angel Exotix
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Eheim Aquarium Heater 100W image

Eheim Aquarium Heater 100W

€33.95
Reef Lounge Aquatics
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Marina Submersible Pre-Set Aquarium Heater 100W 22cm image

Marina Submersible Pre-Set Aquarium Heater 100W 22cm

€33.50
PetStop
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Marina Submersible Pre-Set Aquarium Heater 300W 27cm image

Marina Submersible Pre-Set Aquarium Heater 300W 27cm

€38.95
PetStop
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Aquael Leddy 75 Black Tropical Aquarium Set 105 Ltr image

Aquael Leddy 75 Black Tropical Aquarium Set 105 Ltr

POA
Pets R Us Superstore
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Eheim Thermocontrol Aquarium Heater 200w image

Eheim Thermocontrol Aquarium Heater 200w

€43.99
Reef Lounge Aquatics
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Hygger Black Hole Aquarium Heater with LED image

Hygger Black Hole Aquarium Heater with LED

€49.00
Angel Exotix
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CIANO Aquarium 80 LED Fish Tank image

CIANO Aquarium 80 LED Fish Tank

€144.99
Pet Mania
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Shipwreck Fish Tank Ornament image

Shipwreck Fish Tank Ornament

POA
Dec's Pets
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BETTA Meh Emoji Face for Fish Tanks image

BETTA Meh Emoji Face for Fish Tanks

€5.99
Pet Mania
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EHEIM Autofeeder for Fish Tanks image

EHEIM Autofeeder for Fish Tanks

€74.99
Pet Mania
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Cheeko "On Your Bike" Fish Tank Ornament image

Cheeko "On Your Bike" Fish Tank Ornament

POA
Dec's Pets
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Jelly Fish Tank Oval image

Jelly Fish Tank Oval

€135.36
Creative Activities
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Betta Red Train image

Betta Red Train

POA
Dec's Pets
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CIANO Aqua 15 Fish Tank image

CIANO Aqua 15 Fish Tank

€36.99
Pet Mania
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NAYECO Aquarium Gravel | Natural Fish Tank Substrate image

NAYECO Aquarium Gravel | Natural Fish Tank Substrate

POA
Dec's Pets
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Betta Swinging Arachnid Man Aquarium Ornament image

Betta Swinging Arachnid Man Aquarium Ornament

POA
Dec's Pets
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Other Offers Available

BETTA Choice Leaves with Suction Cup image

BETTA Choice Leaves with Suction Cup

€5.49
Pet Mania
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Betta Jonny The Jet Plane *New* image

Betta Jonny The Jet Plane *New*

€10.00
Wag n Tails
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Betta Red Car Fish Tank Ornament 12cm approx image

Betta Red Car Fish Tank Ornament 12cm approx

POA
Dec's Pets
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Betta Tree Stump Cave Fish Tank Ornament image

Betta Tree Stump Cave Fish Tank Ornament

POA
Dec's Pets
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AQUARLINE HAILEA AIR PUMPS image

AQUARLINE HAILEA AIR PUMPS

€8.99
Bloom & Grow
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CIANO Aquarium 60 LED Fish Tank image

CIANO Aquarium 60 LED Fish Tank

€104.99
Pet Mania
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Prevent Algae in Fish Tanks image

Prevent Algae in Fish Tanks

€9.30
Keans Claremorris
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Betta Cast Iron Pipe Hide Fish Tank Ornament image

Betta Cast Iron Pipe Hide Fish Tank Ornament

POA
Dec's Pets
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Betta Octopus on Anchor Aquarium Fish Tank Hideaway image

Betta Octopus on Anchor Aquarium Fish Tank Hideaway

€13.00
Wag n Tails
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Betta Silent Aquarium Air Pump AP-7500 - Up to 200 litres image

Betta Silent Aquarium Air Pump AP-7500 - Up to 200 litres

€42.99
Pet Bliss Drogheda
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Aqua Dreams Starter Aquariums - 12L, 18L, 23L - 18 Litre image

Aqua Dreams Starter Aquariums - 12L, 18L, 23L - 18 Litre

POA
Pets R Us Superstore
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Betta Air Action Colourful Shell Fish Tank Ornament image

Betta Air Action Colourful Shell Fish Tank Ornament

POA
Dec's Pets
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Betta White H series Aquarium Starter Kit 32L image

Betta White H series Aquarium Starter Kit 32L

€100.00
Wag n Tails
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Water Conditioner for fish tanks Api Stress Coat image

Water Conditioner for fish tanks Api Stress Coat

€4.30
Keans Claremorris
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Premium Hailea Bubbler Tubing for Fish Tanks & Hydroponic Gardens image

Premium Hailea Bubbler Tubing for Fish Tanks & Hydroponic Gardens

€5.50
The Grow Shop
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fast-acting water conditioner for Fish Tanks - Ammo Lock image

fast-acting water conditioner for Fish Tanks - Ammo Lock

€17.40
Keans Claremorris
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Cheeko Aqua-dreamscapes Clustered Oasis Plant 20cm image

Cheeko Aqua-dreamscapes Clustered Oasis Plant 20cm

POA
Pets R Us Superstore
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Eheim Automatic Aquarium Fish Food Tank Auto Feeder image

Eheim Automatic Aquarium Fish Food Tank Auto Feeder

€67.99
Reef Lounge Aquatics
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AQUADIP Active Start Tropical Coldwater Aquarium Fish Tank Biological Water Treatment image

AQUADIP Active Start Tropical Coldwater Aquarium Fish Tank Biological Water Treatment

€5.99
Reef Lounge Aquatics
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MARINA 3 IN 1 FISH HATCHERY image

MARINA 3 IN 1 FISH HATCHERY

€9.99
Angel Exotix
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Leddy Coldwater Aquarium set 40L image

Leddy Coldwater Aquarium set 40L

€104.99 Ex VAT
Aquatic Village
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Aqua Syncro Resun LED Light Kit to suit Starter Kit 75.7L STK20 (4 x LED Light Kit) image

Aqua Syncro Resun LED Light Kit to suit Starter Kit 75.7L STK20 (4 x LED Light Kit)

POA
Pets R Us Superstore
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Betta Aquarium Heater - 50w image

Betta Aquarium Heater - 50w

€18.99
Pet Bliss Drogheda
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Marina Fish Breeding Trap 3 in 1 image

Marina Fish Breeding Trap 3 in 1

POA
Pets R Us Superstore
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Aquael Ultra Aquarium Heater for Turtles & Terrapins - 150W image

Aquael Ultra Aquarium Heater for Turtles & Terrapins - 150W

POA
Pets R Us Superstore
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Betta Aquarium Heater - 100w image

Betta Aquarium Heater - 100w

€19.99
Pet Bliss Drogheda
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Betta Aquarium Heater - 150w image

Betta Aquarium Heater - 150w

€20.99
Pet Bliss Drogheda
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Aquael Shrimp Set Smart 30L Aquarium Black image

Aquael Shrimp Set Smart 30L Aquarium Black

POA
Pets R Us Superstore
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Hailea Auto Constant Temperature Heater image

Hailea Auto Constant Temperature Heater

POA
The Grow Shop
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Arcadia Ceramic Heater Bulb image

Arcadia Ceramic Heater Bulb

€21.00
Small Exotic Farm
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Aquadreams Underwater Heater - 150w image

Aquadreams Underwater Heater - 150w

€38.60
Shauna's Pet Shop
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BETTA Squid No Fishing Sign image

BETTA Squid No Fishing Sign

€8.99
Pet Mania
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Arcadia Ceramic Heater Bulb - 150w image

Arcadia Ceramic Heater Bulb - 150w

€26.90
Shauna's Pet Shop
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Betta Fish Net Breeder image

Betta Fish Net Breeder

POA
Dec's Pets
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Betta Compact Aquarium Heater 25w image

Betta Compact Aquarium Heater 25w

POA
Dec's Pets
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Oase Biorb Heater Holder image

Oase Biorb Heater Holder

€10.99
Newlands Nursery & Garden Centre
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Marina Submersible Pre-Set Aquarium Heater 200W 27cm image

Marina Submersible Pre-Set Aquarium Heater 200W 27cm

€35.50
PetStop
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Marina Submersible Pre-Set Aquarium Heater 150W 27cm image

Marina Submersible Pre-Set Aquarium Heater 150W 27cm

€34.50
PetStop
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BETTA No Fishing Sign for Aquariums image

BETTA No Fishing Sign for Aquariums

€2.99
Pet Mania
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Marina Submersible Aquarium Heater 150W image

Marina Submersible Aquarium Heater 150W

€26.99
PetWorx
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Arcadia Ceramic Heater Bulb - 50 Watt image

Arcadia Ceramic Heater Bulb - 50 Watt

€26.90
Shauna's Pet Shop
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Oase HeatUp 200W Aquarium Heater image

Oase HeatUp 200W Aquarium Heater

€30.99
Newlands Nursery & Garden Centre
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Oase BioMaster 600 Thermo External Filter with Adjustable Heater image

Oase BioMaster 600 Thermo External Filter with Adjustable Heater

€366.99
Newlands Nursery & Garden Centre
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Betta Choice Mini Aquarium Heater | 20W image

Betta Choice Mini Aquarium Heater | 20W

POA
Dec's Pets
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BETTA Compact Aquarium Heater, 150 Watt image

BETTA Compact Aquarium Heater, 150 Watt

€18.99
Pet Mania
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Classic Wooden House for Aquariums image

Classic Wooden House for Aquariums

POA
Dec's Pets
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BETTA Compact Aquarium Heater, 25 Watt image

BETTA Compact Aquarium Heater, 25 Watt

€15.99
Pet Mania
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BETTA Fish Net Breeder image

BETTA Fish Net Breeder

€6.99
Pet Mania
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King British Freeze Dried Bloodworm Fish Treat 7g image

King British Freeze Dried Bloodworm Fish Treat 7g

€7.95
Wag n Tails
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Oase FiltoSmart Thermo 300 - External Filter with Heater image

Oase FiltoSmart Thermo 300 - External Filter with Heater

€170.99
Newlands Nursery & Garden Centre
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Leddy 105 Liter complete tropical white image

Leddy 105 Liter complete tropical white

€219.99 Ex VAT
Aquatic Village
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Oase HeatUp 75W Aquarium Heater image

Oase HeatUp 75W Aquarium Heater

€24.99
Newlands Nursery & Garden Centre
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CLASSIC BRIDGE 13.5CM image

CLASSIC BRIDGE 13.5CM

€10.50
Wag n Tails
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BETTA Compact Aquarium Heater, 200 Watts image

BETTA Compact Aquarium Heater, 200 Watts

€19.99
Pet Mania
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NEWA Therm Mini P 10w Heater image

NEWA Therm Mini P 10w Heater

€26.99
Pet Mania
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Oase BioPlus 100 Thermo Internal Corner Filter With Heater. image

Oase BioPlus 100 Thermo Internal Corner Filter With Heater.

€85.99
Newlands Nursery & Garden Centre
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Hagen Marina 2in1 Fish Hatchery image

Hagen Marina 2in1 Fish Hatchery

€8.99
Newlands Nursery & Garden Centre
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LEDDY BLACK TROPICAL AQUARIUM 60CM 54LT ( Not Available For Delivery) image

LEDDY BLACK TROPICAL AQUARIUM 60CM 54LT ( Not Available For Delivery)

€120.00
Petland
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Leddy tropical aquarium set 75cm 105 litres Black image

Leddy tropical aquarium set 75cm 105 litres Black

€194.99 Ex VAT
Aquatic Village
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BETTA Choice Digital Aquarium Heater image

BETTA Choice Digital Aquarium Heater

€35.99
Pet Mania
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We found 33 result(s). Displaying results 1 to 33
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