6-way valve is included
Laminate /layered filter & nbsp;- 8 m 3 /h, & nbsp;
Laminate /layered filter & nbsp;- 8 m 3 /h, side valve.
Laminate /layered filter & nbsp; 14 m 3 /h, side valve.
Laminate /layered filter & nbsp;-& nbsp; 15 m 3 /h.
Laminate /layered filter & nbsp; 15 m 3 /h, side valve.
Laminate /layered filter & nbsp; 21 m 3 /h, side valve.
Settings