WIO White Adder Gravel Mix - Pale-Yellow to Cream Gravel for Aquariums & Terrariums Aquarium Fish Care Yes — calibration with a

Yes — calibration with a measuring cylinder ensures the dosed volume matches what you set in the app

Sized for aquariums in the roughly 100–200 litre range

This versatile gravel not only enhances the aesthetic appeal of your setup but also supports a healthy environment for your aquarium

app-controlled fertilizer doser built for smaller planted tanks or simpler dosing routines that don't need four separate channels

WIO White Adder Gravel Mix - Pale-Yellow to Cream Gravel for Aquariums & Terrariums Aquarium Fish Care Yes — calibration with aEnhance your aquarium or terrarium with WIO White Adder Gravel Mix. These smooth, pale yellow to cream colored stones create a serene, natural ambiance, making them ideal for securing epiphytic plants and reflecting light beautifully. This versatile gravel not only enhances the aesthetic appeal of your setup but also supports a healthy environment for your aquarium.