Ultravation 17.5 x 17.5 x 1 Fiberglass Pre-Filter for Select CW Series Units

This Ultravation Fiberglass Pre-Filter makes keeping your air fresh a breeze. You will find it is super simple to pop in or swap out this handy filter. It does a great job catching bigger bits of dust and junk floating around, which helps your main air filter stick around for longer. Thinking about the future of your air system? This pre-filter lends a hand with that, too, supporting your ongoing maintenance plans. It is specially crafted to work well with Ultravation CW-Series units, giving your system a nice boost.

WARNING: For more information go to www.P65Warnings.ca.gov.