No, It's Not a “Pee-Trap”. So, Please Don't . . . | Russell King, M.E.
Using The HVAC Air-Trap for Condensate Removal in HVAC Systems | 2020-03-27 | ACHR News
air conditioning - Why does AC unit need condensation drain trap? - Home Improvement Stack Exchange
Condensate Drain Traps
RLC-Series Air-Trap™: Residential/Lite Commercial
Amazon.com: 3/4 Inch Standard Condensate Trap with Cleaning Brush, PVC U Trap for HVAC Systems, Air Conditioner, Effectively Drains Condensate (1 Pack) : Industrial & Scientific
Amazon.com: 3/4 inch Standard Condensate Trap with 16" Brush, Transparent U Trap,Effectively drains condensate in a variety of HVAC systems… : Industrial & Scientific
Your Air Conditioner Needs a Condensate Trap
hvac - AC drip pan not draining until p-trap cap is opened - Home Improvement Stack Exchange
Time to Reconsider Use of P-Traps for Condensate Removal | HPAC Engineering