Safety Waste Caps, with mechanical level control, with ground connection

For the safe withdrawal of solvents. Screw caps, with freely movable insert made of PTFE, with PFA fittings for capillaries, hose olives for tubes with 5.0 - 11.5 mm inner diameter and a connection for exhaust air filter. Please order your exhaust filter separately.The integrated float warns in time if the container is overfilled. Perfect for containers of opaque material, where the fill level is not visible from the outside.