Product Performance:
1 Generally, flexible waterproof cannulas for pipes pass through walls where shock exists and strict waterproof is needed.
2 When cannula needs to pass through, it meeting non-concrete walls, the walls shall be rebuilt by concrete, the cast concrete area shall be over 200mm, and the cannula shall be cast inside walls one-off.
3 The DN and wall thickness sizes shall be based on clients' demand, remember to clearly write diameter, pipe exterior diameter and wall thickness, etc.
4 If other satandard requirement or special flange need particularly customer made, please provide written drawing, standard, data, we can make customer-made for you