







🌟 Elevate your reef game with premium ARM Coarse Filter Media!
CaribSea ARM Reactor Coarse Filter Media delivers a high magnesium aragonite formula with 416,000 ppm calcium and 577,000 ppm carbonate, designed to prevent clogging and optimize rapid upflow calcium reactors. This 1-gallon media supports robust coral growth and reef stability, making it an essential upgrade for professional reef aquarists seeking efficient, durable filtration.





A**Z
Excelente
El mejor producto
D**D
Works perfect on my full sps setup
The is the only cal rx media I use. Works perfect on my full sps setup. Pair it with a quality calcium reactor and you are set.
R**9
Quality Aragonite!
Got it earlier today. Perfect sized aragonite, will be using it as sand bed for my mushroom boxes!
R**G
Works Great For Me!
Works Great For Me! Provides consistent results in my calcium reactor. Last a long time with minimum refreshing.
M**T
SPS tank essential
Works great.
J**N
Five Stars
GOOD
E**C
Five Stars
good stuff
I**H
This media sucks.
This media isn't the same. It doesn't melt the same way and thus doesn't keep the calc/alk up.
C**A
Like it
Good products
Trustpilot
3 days ago
2 weeks ago