Must be installed within the Heavy Duty Filter (sold separately)
When used with a K-9 II, noise levels decrease from 92 decibels to 79 (measured 24" from the dryer)
The temperature only rises by 2° F
Airflow is reduced by just 2-3%
Compatible with all K-9 Dryers
Mini, Fluffer, K-9 I, and K-9 II require 1 Heavy Duty Filter and 1 Muffler
K-9 III requires 2 Heavy Duty Filters and 2 Mufflers
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