Transition Sump

(TSM Series)

Multibody transition sumps are some of the most versatile sumps in the marketplace. The epoxy pour trough eliminates field fiberglass work and the square design offers large piping surfaces. 

Many combinations of bases and risers are available to best suit individual jobsite requirements. The TSM Series features optional collar mount bases for use as tank sumps, expanding the versatility of the product line.

Custom sizes and options are available to meet any job-site or customer specifications upon request.

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Features & Benefits

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Split Component Design

Allows easy accessibility to reduce installation time and provides a higher installation quality than one piece poly sump designs with confined installation space.

Simple Field Installation

TSM Series tank sumps feature epoxy troughs that eliminate all field fiberglass work. By simply drill mixing and pouring the self leveling epoxy, both halves of the sump are permanently sealed and bonded.

Custom Sizes Available

Various sizes and options are available to meet any job-site or customer specifications upon request.

Twist-Lok Lid

Innovative 12-Point “Twist-Lok” access cover offers the most dependable watertight protection without 

using tools or hardware.

Signature "Brite-White" Interior

Our signature Brite-White interior, reflects light for better visibility.

100% Fiberglass Construction

Field Adjustable Height

TSM606060-3B0

Ordering Information

Standard Model

TSM4848XX

TSM6060XX

Product Sizes

TSM484818A

TSM484830C

TSM484836C

TSM484848D

TSM606048D

TSM606060D

TSM484818AU

TSM484830CU

TSM484836CU

TSM484848DU

TSM606048DU

TSM606060DU

A

12"

24"

24"

30"

30"

30"

12"

24"

24"

30"

30"

30"

B

4" - 6"

4" - 6"

4" - 12"

4" - 18"

4" - 18"

4" - 30"

4" - 6"

4" - 6"

4" - 12"

4" - 18"

4" - 18"

4" - 30"

C

26" - 48"

38" - 40"

38" - 46"

44" - 58"

44" - 58"

44" - 70"

26" - 34"

38" - 46"

38" - 52"

44" - 64"

44" - 64"

44" - 76"

D

48"

48"

48"

48"

60"

60"

48"

48"

48"

48"

60"

60"

Additional Options

-3B0

-3B1

-3C0*

-3C2*

-3D0

-3D2

Solid Bottom, No Bonding Kit

Solid Bottom, E154CM Epoxy Kit

42" Collar Mount, No Bonding Kit

42" Collar Mount, E142CM/E148CM Epoxy Kits

48" Collar MOunt, No Bonding Kit

48" Collar Mount, E148CM/E154CM

Additional models and options are available.

*    42" collar mount options are available on TSM4848XXU and

     TSM6060XXU models only.

**  48" collar mount options are available on TSM6060XXU models only.

Example TSMXXXXXX-XXX