The Aqua One Glass Aquarium Heater is a fully submersible, adjustable heating unit designed to maintain stable temperatures in aquariums and hydroponic nutrient reservoirs. Reliable temperature control is essential for tropical fish health and plant growth, and this heater delivers accuracy with a simple, user-friendly design. An indicator light shows when the heater is actively warming the water, providing peace of mind at a glance.
Constructed with durable, double-insulated glass, the heater is safe for continuous submersion and comes with secure suction cups for easy mounting. Its adjustable thermostat covers a range of 20–34 °C, making it suitable for a wide variety of aquatic and horticultural applications. Available in multiple wattages, from 25 W for small aquariums up to 300 W for large systems, the Aqua One Glass Heater ensures consistent performance across different volumes.
A simple, reliable glass water heater that ensures stable temperatures for healthy fish and thriving plants.
Precise Control
Adjustable thermostat maintains water or nutrient solution at 20–34 °C
Safe Design
Fully submersible, double-insulated glass with suction cup mount
Flexible Application
Suitable for aquariums and hydroponic reservoirs of various sizes
Back-Order
Back-OrderCurrently out of stock: back-order now to reserve yours from the next shipment.Estimated dispatch around 15 November.
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We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
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