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It’s Good to Know There is Always Something New from GHL.

We have only one goal. To drive forward the technical development in aquatics at the highest level possible.

Find out about new products, deals and events.

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ION Director – Update about the shipment

The current corona crisis is causing serious problems in material procurement and logistics worldwide, with many supply chains experiencing major delays. Since GHL has a very large stock of raw material and finished products, the delivery time of already existing Read More ...

GHL is here for you

Dear customer, The increasing spread of the coronavirus (COVID-19) is also a daily concern for us. We follow the current developments very closely and continuously adapt our measures. Delivery times In the current crisis, we are once again benefiting from Read More ...

Tank Of The Month – TOTM March 2020

Hello, my name is Pedro Gomes and I’m from Portugal. Thirteen years ago, I was researching some ideas for my home koi pond in an online forum and navigated to the saltwater aquarium section. I found myself very intrigued and Read More …

Current delivery situation at GHL (as of February 24 2020)

I M P O R T A N T   I N F O R M A T I O N   A B O U T   C U R R E N T   D E L I V E R Y   Read More ...

Tank Of The Month – TOTM February 2020

My name is Anthony, and I have lived in California since 1979, but I am originally from Vietnam. My passion for reef life began Read More …

Tank Of The Month – TOTM January 2020

My name is Ole Ovesen, and I Iive near Aalberg, in northern Denmark. My interest in aquariums started at an early age. As a young boy, I had Read More …

Tank Of The Month – TOTM December 2019

My name is Janne Koskinen and I’m from Tampere Finland.
I got my first tank a 60 liter (15 gallon) freshwater tank 42 years ago. The hobby was a lot Read More …

ION DIRECTOR – Automated Ca, Mg, K, Na and NO3 testing made easy! (version for US customers)

Achieve the next level of water testing automation with the ION Director (IOND). Through the use of ion-selective technology, the IOND automatically measures and controls Calcium, Magnesium, Potassium, Sodium and Nitrate levels in saltwater aquariums. Get a deeper understanding of Read More ...

ION DIRECTOR – Automated Ca, Mg, K, Na and NO3 testing made easy! (non US version)

Achieve the next level of water testing automation with the ION Director (IOND). Through the use of ion-selective technology, the IOND automatically measures and controls Calcium, Magnesium, Potassium, Sodium and Nitrate levels in saltwater aquariums. Get a deeper understanding of Read More ...

Cyberweek 2019

GHL Cyber Week starts NOW! Buy now the aquarium controller with the highest safety and quality standards and the most features! Only from Nov. 28 to Dec. 06, 2019: ProfiLux 4 Mega Set 6E - only 665.50€ instead of 739.40€ Read More ...