BIRCOprotect

+ 1- or 2-sided channel connection (channel connection via adapter disc)
+ Incl. ductile iron slotted grating,;twofold, class F 900 and ductile iron slottet grating, twofold, class F 900 with key entry
+ Manually operated;valve flap DN 200
+ On request also with electrical valve flap (without DIBt certification)
+ PEHD pipe;support DA 225 x 13,4 - SDR 17
+ Visible sealing joint
+ DIBt certified no. Z-74.4-181;