Online merit badgesGoodman 20513001 Evaporator Drain Fitting. (0) $2.25 / ea. In Stock . $2.25 / ea. Goodman 0161F00046 Drain Trap. (0) $3.95 / ea. In Stock . Marble islands roblox wikiDo I need to buy the Goodman trap set up or can I rig up something from the local home improvement store? The condensate drain is totally wrong and totally useless. It sounds like you have figured out what needs to be done to correct the situation.