The Fluval E-Series Aquarium Heater is a smart, user-friendly heater designed for both freshwater and marine tanks. This model features advanced digital monitoring, dual temperature sensors, and a colour-coded LCD display to give you constant updates on your tank's temperature status. This unit is used but fully tested and working.

Key Features:

• Vuetech Alert System – colour-changing LCD alerts for high or low temperatures
• Dual temperature sensors for accurate and consistent monitoring
• Digital microprocessor maintains precise water temperature
• Integrated heater guard to protect fish from contact with the element
• Heavy-duty suction cups and slim mounting bracket for secure placement
• Toggle control dial for simple and accurate temperature setting
• Fully submersible – suitable for freshwater and saltwater aquariums
• Used condition – working, tested, and ready to install

With real-time temperature display, built-in safety features and easy setup, the Fluval E-Series is a reliable and intelligent solution for maintaining optimal tank conditions. This used model offers excellent value while retaining all core perfo

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.