WHR 90/91 - Produced after week 40, 2001
Available products
Filter set 2x Coarse 30% (G3)

More to know about WHR 90/91 - Produced after week 40, 2001
WHR 90/91 - was produced by Zehnder between 2001-2007.
Zehnder original filters for this product are still produced and are available.