2025 UL Ordering Catalog - Flipbook - Page 188
GRADE LEVEL TRANSITION SUMP
ORDERING INFORMATION
Model
Description
AST-2922
Aboveground storage tank transition sump
99985553
Replacement gasket
25202923
Replacement AST-2922 lid, gray
IP-400-B
Inspection replacement port, FEB style with
replacement well cap
42615004
Replacement AST-2922 steel frame, black
SPECIFICATIONS
1.69"
30.00"
23.00"
24.88"
17.88"
30.00"
22.56"
24.00"
Width
31.00"
Length
Abovegrade Typical Application Drawing
HARD PIPE
ABOVEGROUND
STORAGE TANK
GROUND
LEVEL
CONTAINMENT
XP PIPE
LMM-XXXX
DISPENSER SUMP
188
AST-2922
TRANSITION SUMP
Grade Level Transition Sump
