Ventilation block SVB-23 (Exclusive design)
Code: SVB-23
Criteria:
Compressive strength: ≥ 30 KN
Water absorption rate: ≤ 14 %
Colour: Grey, white, red, yellow, green, blue
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
More pictures:
![]() |
![]() |