Fill Cap
Underground Storage Tank Equipment

Underground Storage Tank Equipment That Delivers Dependable, Compliant Containment

Source North America Corporation offers a complete line of underground storage tank equipment and accessories that are engineered to deliver the integrity and dependability fuel sites need in order to meet today's strict and growing environmental compliance regulations.

From spill containers, manholes and containment sumps to submersible pumps, motors and leak detection devices, our comprehensive line of supporting UST equipment works hard to prevent costly environmental hazards. With a large selection of valves, drop tubes, vents, caps and adaptors, Source has underground storage tank accessories that meet the needs of almost any site configuration. From the most trusted brands in the industry, our durable UST equipment is built to deliver long-term, reliable performance.

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4 Inch Grey EVR Duratuff Top-Seal Fill Cap (E85 Approved)

4 Inch Grey EVR Duratuff Top-Seal Fill Cap (E85 Approved)

Tight fill top seal cap is installed on top seal Adapters

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4 Inch Tank Monitoring Cap/Adapter Combination With 3/8 Inch Hole

4 Inch Tank Monitoring Cap/Adapter Combination With 3/8 Inch Hole

Keeps water dirt and debris out of the tank prevents vapors from escaping

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4 Inch Evr Approved Tank Monitoring Cap/Adapter Combination With 1/2 Inch Hole

4 Inch Evr Approved Tank Monitoring Cap/Adapter Combination With 1/2 Inch Hole

Keeps water dirt and debris out of the tank prevents vapors from escaping

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2 Inch Tank Monitor Cap & Adapter With 3/8 Inch Threaded Porthole And Cable Connector

2 Inch Tank Monitor Cap & Adapter With 3/8 Inch Threaded Porthole And Cable Connector

Combination cap and Adapter kit for leak detection systems

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2 Inch Tank Monitor Cap & Adapter With 1/2 Inch Port & Cable Connector

2 Inch Tank Monitor Cap & Adapter With 1/2 Inch Port & Cable Connector

Keeps water dirt and debris out of the tank prevents vapors from escaping

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Replacement 4 Inch Gasket For 305C Series Cap

Replacement 4 Inch Gasket For 305C Series Cap

Used to replace missing or damaged gaskets on the 305c series caps

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4 Inch Side Seal Cap

4 Inch Side Seal Cap

Used for fill ports and access to leak detection on fuel storage tanks

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4 Inch Aluminum Tank Monitor Cap And Adapter 3/8 Inch Grommet

4 Inch Aluminum Tank Monitor Cap And Adapter 3/8 Inch Grommet

The 62M Monitoring Probe & Adapter Kit includes a 4 inch side-sealing Adapter 4 inch side-sealing cap (tapped) and a 3/8 inch wire grommet to secure the cable from an electronic tank gauge probe in the tank riser pipe

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4 Inch Aluminum Tank Monitor Cap And Adapter 1/2 Inch Grommet

4 Inch Aluminum Tank Monitor Cap And Adapter 1/2 Inch Grommet

The 62M Monitoring Probe & Adapter Kit includes a 4 inch side-sealing Adapter 4 inch side-sealing cap (tapped) and a 1/2 inch wire grommet to secure the cable from an electronic tank gauge probe in the tank riser pipe

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4 Inch Fill Cap Top Seal Low Profile (E85 Approved)

4 Inch Fill Cap Top Seal Low Profile (E85 Approved)

Designed for tight installations where clearance between top of fill Adapter and spill container cover are limited

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3 Inch Duratuff Single Lever Action Top-Seal Cap

3 Inch Duratuff Single Lever Action Top-Seal Cap

Single lever action top seal cap is designed to mate with 3 inch OPW 633T top seal Adapters

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4 Inch Metal Top-Seal Fill Cap

4 Inch Metal Top-Seal Fill Cap

Metal top seal cap with the same dimensions as the 634TT-7085

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4 Inch Low Profile Grey Fill Adapter Cap

4 Inch Low Profile Grey Fill Adapter Cap

Designed for use when there is limited space between the top of the adapter and the spill containment lid

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4 Inch Hydrostatic Sensor Vented Locking Riser Cap Installation Kit - Spare Replacement

4 Inch Hydrostatic Sensor Vented Locking Riser Cap Installation Kit - Spare Replacement

Cap is compression-fit into a 4 inch riser opening on double wall fiberglass tank resevoir via a lever.

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4 Inch Duratuff Toggle-Type Side Seal Cap

4 Inch Duratuff Toggle-Type Side Seal Cap

Designed to mate with 61AS side seal Adapter

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4 Inch Top Seal Flat Top Low Profile Cap

4 Inch Top Seal Flat Top Low Profile Cap

Water and vapor tight can-action handle

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4 Inch Evr Approved Tank Monitor Cap/Adapter With 3/8 Inch Port & Cable Connector

4 Inch Evr Approved Tank Monitor Cap/Adapter With 3/8 Inch Port & Cable Connector

Keeps water dirt and debris out of the tank prevents vapors from escaping

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Top Seal Fill Cap 4 Inch

Top Seal Fill Cap 4 Inch

Designed for use on conventional A0030 or coaxial A0089 and A0096 Adapters

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4 Inch Fill Cap Evr Approved

4 Inch Fill Cap Evr Approved

EVR Approved used for fill ports and access to leak detection on fuel storage tanks

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4 Inch E-85 Top Seal Fill Cap

4 Inch E-85 Top Seal Fill Cap

Phase 1 CARB certification VR-101

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4 Inch Tank Monitor Cap & Adapter With 1/2 Inch Threaded Porthole & Cable Connector

4 Inch Tank Monitor Cap & Adapter With 1/2 Inch Threaded Porthole & Cable Connector

Keeps water dirt and debris out of the tank prevents vapors from escaping

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