Fiberglass Tank Sumps

Watertight

Fiberglass Tank Sumps

Watertight

Designed to provide maximum protection from water intrusion with a simplified installation process, the Watertight Fiberglass Tank Sump delivers easy access to tank top equipment for fast maintenance and servicing. Completing the installation is simple. The pour-in-place slurry secures the riser to the base’s integrated channel, with no messy fiberglassing required.

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SINGLE WALL, COLLAR MOUNT, OPEN BOTTOM

Available in either 42" or 48" diameters, watertight fiberglass tank sumps deliver maximum protection from liquid intrusion while providing easy access to submersible pumps, tank top hardware, and pipework connections. It fits under any 36" manway, providing a clear 31" diameter opening for easy access to equipment.


Watertight Lid

A game-changing new lightweight lid design delivers the highest level of protection from water intrusion.

Two-Piece Riser

The two-piece riser and base allow easy access to tank top equipment and pipework entry during installation.

Pour-In-Place Installation

Once equipment installation is complete, the top riser is securely fastened to the base’s integrated fill channel using a watertight pour-in-place slurry.

TECHNICAL ADVANTAGES

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Pour-In-Place

Mix the epoxy slurry, pour it into the channel, and set the riser in place.

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Stainless Steel Handles

Two stainless steel handles are surface-mounted with no penetrations, eliminating potential leak paths.

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Side-Sealing Gasket

The watertight lid gasket seals to the side of the sump wall, preventing debris from getting trapped between the lid and the sump to protect the integrity of the seal.

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Integrated Lid Vent

The vapor pressure vent’s thin membrane balances pressure without letting liquid in, making it easier to remove the cover during maintenance. 

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Lid Latch Verification

Three lid latches provide visual confirmation that the lid is appropriately seated and remains in place.

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Field-Height Adjustable

Watertight fiberglass tank sumps come at a standard height of 60" and are adjustable down to 34" in the field to accommodate new and retrofit site conditions.

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GAME-CHANGING WATERTIGHT LID

To achieve the highest level of protection against water intrusion and ultimate ease-of-use, the watertight fiberglass tank sump incorporates the best features of a manway into the tank sump lid.

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Side-Sealing Gasket

The side-sealing gasket prevents debris from getting trapped between the lid and the sump, effectively eliminating debris that could compromise the seal.

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HDPE Lid

An injection-molded HDPE construction delivers a durable, yet lightweight, easy-to-handle cover. The ribbed underside provides increased strength and stability.

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Lid Latches

The lid latches provide a visual verification that the lid is properly in place to deliver a watertight seal. The lid must be fully seated before the lid latches will close.

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SIMPLIFIED INSTALLATION

Watertight tank sumps are available at a standard height of 60" and adjustable in the field down to 34" to accommodate shallow-buried tanks. 

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Two-Piece Design

The two-piece design eliminates confined spaces during installation by allowing the installer to assemble the pipework through the octagonal base without the sump riser in the way.

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Octagonal Base

The octagonal base and riser are constructed with eight flat panels to maximize flexibility of pipe entry locations.

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Fill Channel

The pour-in-place fill channel makes connecting the sump riser to the base simple, fast, and watertight once installation is complete. 

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MAINTENANCE MADE EASY

The lightweight injection molded HDPE lid weighs only 21 pounds, making it easy to remove and maneuver during maintenance or service.

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Pressure Vent

The vapor pressure vent’s thin membrane balances pressure without letting liquid in, making it easier to remove the cover during maintenance.

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Handles

Two stainless-steel retractable handles are surface-mounted to eliminate any potential leak paths into the lid.

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Wide Opening

The wide 31" opening provides easy access to tank top equipment.

Components

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  1. Lid with side-sealing gasket
  2. Riser
  3. Base
  4. Lid latches
  5. Fill channel
  6. Collar with open bottom
  7. Retractable handles
  8. Vapor pressure vent

42" Watertight Fiberglass Tank Sump Dimensions

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48" Watertight Fiberglass Tank Sump Dimensions

Watertight Tank Sump - 48 Inch - Dims.psd

Watertight Fiberglass Tank Sumps

Part Number Description
602402901

48" watertight fiberglass tank sump includes base, riser, and lid

602402922

42" watertight fiberglass tank sump includes base, riser, and lid

Watertight Fiberglass Tank Sump Installation Tools & Accessories

Pour-In-Place Slurry Kit

Part Number Description
602366924 Pour-in-place slurry kit includes: (1) gallon resin, (1) pint catalyst, gloves, mixing stick, sand paper
  • One kit required per tank sump.

Collar Mount Seam Kit

Part Number Description
602366901 Collar mount seam kit includes: (2) wooden stir sticks, (2) pair rubber gloves, (3) quart containers of resin, (4) tubes of catalyst, (2) rolls of fiberglass reinforced plastic (FRP) matte, 6" x 27", (1) quart container of putty, (1) plastic putty mixing knife
  • One kit required per tank sump.

Installation Accessories Kit

Part Number Description
602366933 Installation accessories kit includes: (1) FRP roller, (2) plastic putty mixing knives, (2) wooden stir sticks, (1) scissors, (4) pair rubber gloves, (6) brushes

Replacement Latches

Part Number Description
602395940

Replacement latch only

602395930

Replacement latch assembly with adhesive