4 holes integrated molding, for laying multiple optical cables at once
Independent single channel, no signal interference between cables
Virgin HDPE material, high toughness and anti-twist performance
Smooth inner wall with low friction, compatible with air blowing cable installation
Acid & alkali resistant, long service life for underground burial
Excellent waterproof performance, prevent groundwater infiltration
Compression & settlement resistant, crack-proof under soil pressure
Compact structure, save trench space for construction
Easy installation, finish multi-line wiring in one laying
Standard size, compliant with international communication project standards