Aquarium internal filter | RS 138FProduct Description: The RS Electricals RS 138F Internal Filter is a high performance submersible filtration system designed to maintain clean and clear water in small to medium sized aquariums. With its efficient multi stage filtration, this filter removes waste, debris, and harmful toxins, ensuring a healthy environment for fish and aquatic plants. Its low noise operation, strong water flow, and easy maintenance make it an excellent choice for both

and 50mm fittings for customizable water flow

Their operculum (a trapdoor that seals the shell opening) is a distinguishing feature

nano aquariums

This fully submersible filter helps maintain clean and clear water by removing debris

and create an ideal environment for beneficial bacteria

Low Power Consumption – Operates on just 2W

For Deep Cleaning: Soak non-electronic aquarium decorations and equipment before rinsing thoroughly

000 mg/L of potassium

Rotation Angle: 360° adjustable head

Frequency: Use during stress-related situations such as water changes

Do not overtighten fittings

aiding in algae control