Fluval Pre-Set Heaters are expertly engineered for both freshwater and saltwater nano aquariums. They maintain an optimal temperature range of 24-26°C (76-78°F), ensuring a stable and healthy environment for aquatic life. The heaters feature shatterproof polymer construction, offering resilience and protection against potential damage. With a waterproof design that is fully submersible, these heaters provide versatility in placement, allowing you to position them as needed within your aquarium.

• Shatterproof polymer construction for enhanced safety.
• Preset temperature: no manual adjustment required.
• Waterproof and fully submersible design.
• LED indicator to show when the heater is active.

Fluval Pre-Set Heaters are a reliable choice for maintaining ideal tank temperatures, supporting both the aquarium environment and its inhabitants. Easy to install and use, they eliminate the hassle of constant adjustments, allowing you to focus more on enjoying your aquatic setup.

Fluval P10: For freshwater and saltwater aquariums up to 3 US gal/10 L, 10 Watts.

Fluval P25: For freshwater and saltwater aquariums up to 6 US gal / 25 L, 25 Watts.

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.