Interchangeable between the Waterco Opal, Paramount and Theraclear brands, the Opal Series has the same dimensions for 110,135,150 and 180.
The numbers representing the square foot amount of Reemay filter media.
Note the Opal 90 is smaller in size.
Interchangeable between the Waterco Opal, Paramount and Theraclear brands, the Opal Series has the same dimensions for 110,135,150 and 180.
The numbers representing the square foot amount of Reemay filter media.
Note the Opal 90 is smaller in size.
