Designed for situations when the maximum exterior aesthetic look is required. With the lid open, the inner mechanism is visible, making it easy to determine the condition of the unit and giving access for maintenance. Conical extension significantly reduces the size of standard lid for AT6, AT8, AT10 wastewater treatment plants. A - height from lid to inlet B - height from bottom to inlet C - lid reduction height H - height with AT unit 0 - lid diameterr “August ir Ko” UAB Nuotekg valymo jrenginiai Wastewater treatment plants Meiliakalnio k. 1, Jauniung sen. LT-19154 Sirvintg r., Lithuania