MIFAB® F1780 Series lacquered cast iron indirect waste funnel. Used in hospitals and laboratories with indirect waste lines installed above the floor. The funnel will receive condensate, drip or waste water from the indirect waste lines. MIFAB’s MI-950 deep seal trap connected to MIFAB’s M-500 Series of trap seal primers are recommended for use with the F1780 to prevent sewer gases from entering the room.Used in hospitals and laboratories with indirect waste lines installed above the floor. The funnel will receive condensate, drip or waste water from the indirect waste lines.