HopStop Protection prevents fish from jumping out of the aquarium Prevents active fish from jumping out of the tank at night. Content: 6 supports (combfix) and 3 plastic discs at approx. 480 x 50 mm

4 / 6mm adjustment valve Regulating valve for hose with a diameter of 4/6 mm. The tap can be used for both air and water (nitrate reducer and calcium reactor). High quality plastic guaranteeing a long service life. Easy to adjust flow rate with precision.

T Reduction 16/22 - 4/6mm Reduction T is used for the connection of bypass filters like p. ex. the nitrate reducer or the calcium reactor.

T Reduction 12/16 - 4/6mm Reduction T is used for the connection of bypass filters like p. ex. the nitrate reducer or the calcium reactor.

Acclimatation chamber 30cm This simple but very practical acclimatisation chamber is designed for the Basic filter system. It is simply placed on the degassing chamber of the Basic system and provided with a water connection. - The chamber can also be placed on even surfaces. Inlet, overflow and emergency outlet can be equipped with hoses. Fish or other...

Acclimatation chamber 20cm This simple but very practical acclimatisation chamber is designed for the Basic filter system. It is simply placed on the degassing chamber of the Basic system and provided with a water connection. - The chamber can also be placed on even surfaces. Inlet, overflow and emergency outlet can be equipped with hoses. Fish or other...

Pressure PVC pipe T 40mm

Pipe holder Holder for 6 mm CO2-hose to fi t onto glass of up to 10 mm in thickness.

Digital thermometer T-meter twin External double-display Thermometer Large double LCD display simultaneously showing aquarium & ambient temperature. Selectable temperature unit: ºC or ºF. With adhesive tape at back side for easy putting on aquarium tank Ambient: –10 ~ +50 ºC (–14~+122 ºF) Aquarium: –50 ~ +70 ºC (–58 ~ +158 ºF) Resolution: 0.1...