The Trion 3508 is a replacement filter pad for the following humidifier models:
The Trion 3508 Humidifier Filter Pad Replacement is a replacement humidifier pad for the Herrmidifier Model 3500 Humidifiers. This Trion humidifier filter is also known as a foam filter belt and measures approximately 16 inches x 11 3/8 inches x 1 1/4 inches. This Trion humidifier pad prevents minerals from accumulating in the humidifier tank and is a genuine Trion humidifier part.
Trion 3508 Humidifier Filter Pad Replacement specifications: