PTT Manhole Products
- PTT-250x350250x350 mm PTT Manhole Base
- PTT-260x520260x520 mm PTT Manhole Base
PTT-400x400400x400 mm PTT Manhole Base
PTT-400x600400x600 mm PTT Manhole Base
PTT-450x650450x650 mm PTT Manhole Base
PTT-500x500500x500 mm PTT Manhole Base
PTT-500x1000500x1000 mm PTT Manhole Base
PTT-600x600600x600 mm PTT Manhole Base
PTT-600x800600x800 mm PTT Manhole Base
PTT-800x800800x800 mm PTT Manhole Base
PTT-800x1200800x1200 mm PTT Manhole Base
- PTTT-1000x10001000x1000 mm PTT Manhole Base Assembly (Base+Reducer)
- PTTT-1250x12501250x1250 mm PTT Manhole Base Assembly (Base+Reducer)
- PTTT-1600x16001600x1600 mm PTT Manhole Base Assembly (Base+Reducer)