Katadyn XL Katadyn XL from Ryan Brottlund Katadyn XL A large water purifier with lighting. Meant for stationary campsites and a large group. View PDF View PDF View PDF View PDF View PDF View PDF View PDF View PDF View PDF gLike Katadyn XL A large water purifier with lighting. Meant for stationary campsites and a large group. Industrial Design Product Design Share R 7 n Ryan Brottlund Industrial Designer Aliso Viejo, CA Follow Contact