Infiltration Polacon Manhole "EW Series"

For emergency domestic water and fire prevention tanks! The capacity for rainwater storage and infiltration is large, and it is expected to be effective in saving space.

The "EW Series" is the largest capacity series of infiltration Polacon manholes in our rainwater retention and infiltration facilities. Due to its large processing capacity per unit, it provides an equivalent effect to installing multiple other infiltration facilities. It can replace 5 to 30 infiltration Polacon pits with just one of our products. Including the gravel layer, it has a retention capacity of approximately 25m³ per unit at maximum size, and it demonstrates an infiltration capacity of about 300m³ per hour at maximum size for sand and gravel layers. 【Features】 ■ The largest retention and infiltration volume among our products ■ Ability to consolidate multiple infiltration facilities ■ Can be utilized as emergency domestic water and fire-fighting tanks ■ Structure that is resistant to clogging *For more details, please refer to the PDF document or feel free to contact us.

Manhole body