[SS304 EPDM Seal]

We are the professioal manufacture of stainless steel manhole, such as pressure outward manhole, round atmospheric pressure mahole, rectangular manhole etc.
The fittings of manhole we use is larger than others, that makes it more heavy duty, steady.
1. 0-0.1bar working pressure
2. 100mm Neck Depth
3. Sanitary Stainless Steel SS304
4. Brushed outside, polished inside, Pls let me know if you want polished inside and outside
5. Special Order Wider Necks availablein 4 1/2", 5". 6" , but price is different, pls kindly contact me about the price first if you need special height.