SMC Fiberglass Reinforced Plastic Manhole
- Anti corrosion, water, dust and pets tight, well sealed prevent poisonous gas leaking out.
- Without displacement, freely radio signal passing.
- Higher and lower temperature tolerance with the range -40°C -200°C.
- Wear indicators available when thread depth is in a danger value.
- Similar hard property as cast iron, while have a overwhelming advantage on stretch recovery.
- Designed to meet and exceed A15/B125/C250/D400/E600 loading rating, according to En124:1994.
- Less noise and lower vibration transmissions.