Safety Valve For Air Pumps

Description

Backflow stop for air pumps.

Key Features:
• Protects devices such as diaphragm pumps against backflow of aquarium water.
• Easy to install: insert the backflow stop between air pump and air stone or other air-operated accessories with the arrow pointing towards the aquarium.
• For air hoses 4/6mm in diameter.
• Accessory for air hoses, diaphragm pumps and air-operated accessories: special water backflow stop.