Supco FCN-HVAC
Residential/lite commercial negative pressure waterless P-Trap.

Features

• Eliminates the geyser effect that is caused when the standard P-trap dries out and condensate begins to form
• Requires less than half the height of a standard P-Trap
• Operates dry except when condensate is being produced
• Will not freeze
• No sludge build-up in bottom of trap
• Easily comes apart for cleaning