DIY Temperature-Controlled Cooling Fan for Your Reef Tank with an ESP8266
DIY guide: a temperature-controlled cooling fan built with an ESP8266 and a DS18B20 probe, connected to the portal, cooling your reef tank…
3 August 2026
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DIY smart fan controller with JoyReef — Part 3: testing and maintenance
Total time: about 15 minutes · Difficulty: Easy · Prerequisite: Part 2 completed System testing Before leaving the system to run on…
2 August 2026
DIY smart fan controller with JoyReef — Part 2: configuration and rules
Total time: about 20 minutes · Difficulty: Medium · Prerequisite: Part 1 completed In Part 1 you wired the DS18B20 probe to…
2 August 2026
Summer Heat and Your Reef Tank: How to Protect Your Aquarium When It’s Scorching Outside
Fans, chillers, blackouts and salinity: how to protect your reef tank from summer heat and notice in time when the temperature climbs…
25 July 2026
DIY smart fan controller with JoyReef — Part 1: parts and wiring
Total time: about 30 minutes · Difficulty: Medium · Cost: ≈ 25-30 € Why temperature control matters In a reef tank, thermal…
15 July 2026
Reef tank controller comparison 2026: Apex vs Reef-Pi vs Kamoer vs JoyReef
If you have a marine aquarium, sooner or later you’ll ask yourself: do I need a controller? The answer is almost always…
1 July 2026
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Built and tested by us
Products born from our blog projects: dosers and boards designed for DIY reef keeping.
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Box Kamoer KFS PRO
Box per contenere le Kamoer KFS Stampato in materiale Reef Safe Compreso di tutte le viti per fissare…
Price range: €22,00 through €27,00 Select options This product has multiple variants. The options may be chosen on the product page -
Kit Joyreef Kamoer KXF Pumps
Kit Joyreef Pompe Kamoer KXF
Price range: €120,00 through €210,00 Select options This product has multiple variants. The options may be chosen on the product page -
Kit Joyreef Pompe Kamoer KXF
Kit Joyreef Pompe Kamoer KXF
Price range: €120,00 through €210,00 Select options This product has multiple variants. The options may be chosen on the product page
About us
A project to help and have fun with reef
Joyreef was born from a passion for marine aquariums: we share experiments, electronics schematics and what we learn along the way, to make keeping a reef simpler — and more fun.
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Your aquarium under control, from the portal
With ~€120 in components, build a DIY controller for sensors, smart outlets and automations. The same project from the blog, now in a dedicated portal.
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