Though his team works year-round on HVAC maintenance, he says that spring is the busiest season. “We had a white fiber that was flying everywhere and causing all kinds of problems in the CRACs. We had it examined at a lab. It’s called Cottonwood.” “Our mechanical room is on the roof. We pump air downwards. It takes a lot of air volume to push cool air to the lower floors..”The problem was dirty coils, clogged with Cottonwood. With inefficient heat transfer from the coils, no amount of horsepower in the system’s fans could cool the building. The engineering team tried a pressure washer but could only penetrate about two inches into the coils. Frabotta turned to Goodway to try their CC-400HF HiFlow Coil Cleaner.

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