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Underground Fuel Tank Equipment

Compare spill buckets, fuel tank manholes, tank fill adaptors, pressure-vacuum vents and related equipment for suction, safe filling, access and level-probe installation.

18 product series90%+ catalogue coverageProduct imagesMaterials & dimensionsThread variantsInstallation drawings

01 / Tank valves & venting

Suction, vent and vapour-control equipment

Eight series maintain suction-line prime, control tank breathing and support Stage I or dual-point vapour-return arrangements.

FV-100 Double-Poppet Foot Valve, SIMEI underground fuel tank equipment
SIMEI FV-100 Series

Double-Poppet Foot Valve

Screened brass valve for maintaining prime in tank suction lines.

Description

Installed at the bottom of a storage-tank suction tube. Double poppets provide redundant prime retention, and the inlet screen limits debris entry.

Body / valveBrass
SealsBuna-N / Viton
Closing time0.5 s
Recommended head34 ft max. (approx. 15 psi)
MediaGasoline, diesel, kerosene
Temperature-30°C to +55°C
CodeSizeThreadsWeight
FV-100-151-1/2 inBSP / NPT1.6 kg
FV-100-202 inBSP / NPT2.4 kg
FV-100-303 inBSP / NPT5.0 kg
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BFV-100 Ball-Float Vent Valve, SIMEI underground fuel tank equipment
SIMEI BFV-100 Series

Ball-Float Vent Valve

Overfill vent restriction for Stage I vapour risers and tank vent lines.

Description

Restricts vapour venting at high tank level, helping prevent product mixing and vapour lock caused by a flooded vent. A bleed opening supports delivery-hose drainage after overfill.

Thread2 in
FloatStainless steel
NippleEpoxy-coated steel
Weight0.82-3.18 kg
SystemGravity-drop only
RestrictionNot for suction or coaxial Stage I
Code rangeLength optionsThread
BFV-100-01-0676 / 130 / 178 / 306 / 408 / 535 mm2 in
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VA-100 Extractor-Vent Adaptor, SIMEI underground fuel tank equipment
SIMEI VA-100 Series

Extractor-Vent Adaptor

Cast-iron interface between extractor and ball-float vent valves.

Description

Purpose-built adaptor connecting the extractor vent body to a compatible 2-inch ball-float vent valve in gravity-drop tank systems.

MaterialCast iron
Net weight1.1 kg
ApplicationExtractor / ball-float assembly
SystemGravity-drop only
CodeUpper interfaceLower interface
VA-100-012 in ball-float valveExtractor vent valve
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XV-100 Extractor Vent Valve, SIMEI underground fuel tank equipment
SIMEI XV-100 Series

Extractor Vent Valve

Serviceable 4-inch tank-opening valve with brass insert cage.

Description

Fits a 4-inch underground-tank opening. The removable brass cage provides access to the 2-inch float vent for maintenance, testing or vent-line isolation.

BodyZinc-coated cast iron
Insert cageBrass
Tank opening4 in
Net weight7.08 kg
AccessoryCast-iron test plug with O-ring
ApplicationStage I / manifolded vent lines
CodeABCD
XV-100-014 in4 in3 in2 in
XV-100-024 in4 in3 in3 in
XV-100-034 in4 in2 in2 in
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AV-100 Open Atmospheric Vent, SIMEI underground fuel tank equipment
SIMEI AV-100 Series

Open Atmospheric Vent

Always-open aluminium vent cap with screened weather protection.

Description

Mounts at the top of a tank vent pipe. Outward drain paths deter rain entry, while the internal screen limits insects and debris without restricting normal tank breathing.

BodyAluminium
Screen40-mesh stainless steel
Set screwsBrass
Maximum flow7,000 SCFH at 2 psi drop
Net weight0.51 kg
ReferenceNFPA 30 venting arrangement
CodeSizeConnection
AV-100-012 inSlip-on
AV-100-022 inNPT female
AV-100-032 inBSPT female
AV-100-041-1/2 inSlip-on
AV-100-051-1/2 inNPT female
AV-100-061-1/2 inBSPT female
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PV-100 Pressure-Vacuum Vent, SIMEI underground fuel tank equipment
SIMEI PV-100 Series

Pressure-Vacuum Vent

Normally closed tank vent for standard and vapour-recovery systems.

Description

A normally closed poppet opens at a defined pressure or vacuum. The aluminium weather cap and internal screen protect the vent line from water, debris and insects.

Connection2 in female
ThreadsNPT / BSPT / BSPP
Standard setting8 oz pressure / 5 oz vacuum
VR pressure500-900 Pa
VR vacuum1,500-2,250 Pa
Net weight0.806 kg
Code rangeServiceThreads
PV-100-01-03Standard pressure-vacuumNPT / BSPT / BSPP 2 in
PV-100-11-13Vapour-recovery settingNPT / BSPT / BSPP 2 in
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VC-100 Vapour Check-Valve Adaptor, SIMEI underground fuel tank equipment
SIMEI VC-100 Series

Vapour Check-Valve Adaptor

4-inch poppet adaptor for dual-point vapour-return risers.

Description

Couples the delivery system to a dedicated underground-tank vapour return. The poppet seals the vapour path when disconnected and fits common 4-inch recovery elbows.

BodyAnodized aluminium
Size4 in
Net weight1.95 kg
SystemDual-point vapour recovery
CodeConnectionMaterial
VC-100-01NPT 4 in femaleAnodized aluminium
VC-100-02BSPT 4 in femaleAnodized aluminium
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CV-100 Flanged Check Valve, SIMEI underground fuel tank equipment
SIMEI CV-100 Series

Flanged Check Valve

Heavy-duty 4-by-4-inch check valve rated to 300 psi.

Description

Serviceable check valve for transfer or tank-interface duties requiring a robust flanged connection and positive spring-assisted closure.

BodyCast aluminium
SpringStainless steel
Disc sealBuna-N
Pressure300 psi / 20 bar
Flange4 × 4 in
Net weight4.15 kg
CodeConnectionPressure
CV-100-014 × 4 in flange300 psi / 20 bar
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02 / Containment & access

Spill containers and manholes

Three containment systems collect delivery spills; two access manholes protect monitoring and service openings at grade.

SC-D100 Double-Wall Spill Containment, SIMEI underground fuel tank equipment
SIMEI SC-D100 Series

Double-Wall Spill Containment

Serviceable primary and secondary containment for 4-inch tank risers.

Description

Collects fuel released near fill or vapour-return risers. Primary and secondary sections can be repaired or replaced from grade without breaking surrounding concrete.

Capacity5 US gal
Cover / ringCast iron
Bellows / basePolyethylene / composite fibre
Clamps / sealsStainless steel / Buna-N
Net weight28 kg
DrainPull-to-open, screened
SIMEI codeRiser threadCover
SC-D100-01NPT 4 inCast iron
SC-D100-02BSPT 4 inCast iron
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SC-T100 5-Gallon Thread-On Spill Container, SIMEI underground fuel tank equipment
SIMEI SC-T100 Series

5-Gallon Thread-On Spill Container

Direct-thread installation with rain-shedding cover and drain valve.

Description

Threads directly onto a new 4-inch fill or vapour riser. Flexible bellows accommodate ground movement, while the integral valve drains captured product back to the tank.

Capacity5 US gal
CoverCast iron / aluminium
Ring / bellowsCast iron / polyethylene
Clamps / sealsStainless steel / Buna-N
Net weight25.35 kg
Fuel compatibilityGasoline and common oxygenated blends
CodeRiserCover
SC-T100-01NPT 4 inCast iron
SC-T100-02NPT 4 inAluminium
SC-T100-03BSPT 4 inCast iron
SC-T100-04BSPT 4 inAluminium
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SC-G100 5-Gallon Grade-Level Spill Container, SIMEI underground fuel tank equipment
SIMEI SC-G100 Series

5-Gallon Grade-Level Spill Container

Traffic-protected container with flexible shell and composite cover.

Description

Flexible polyethylene shell, cast-iron base and protective deflector ring. A screened push-open drain returns captured product to the underground tank.

Capacity5 US gal
CoverPA66 / cast-iron option
Ring / baseCast iron
Bellows / sealsPolyethylene / Buna-N
Net weight29.5 kg
Cover coloursBlack, red, yellow or blue
CodeRiserStandard cover
SC-G100-01NPT 4 inPA66 composite
SC-G100-02BSPT 4 inPA66 composite
SC-G100-CINPT / BSPT 4 inCast-iron option
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MW-100 Monitoring-Well Manhole, SIMEI underground fuel tank equipment
SIMEI MW-100 Series

Monitoring-Well Manhole

Bolt-down, watertight restricted-access cover for test wells.

Description

Heavy-duty access assembly designed to prevent driveway water and washdown contamination from entering a monitoring well. Recessed stainless bolts and O-rings secure the cover.

Body ring / coverCast iron
Skirt / gasketWelded steel / Buna-N
FastenersStainless steel
Cover classAASHTO H20
CodeDiameterSkirt depthWeight
MW-100-088 in / 203 mm13 in / 330 mm8 kg
MW-100-1010 in / 254 mm12 in / 305 mm11 kg
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MH-100 Composite Access Manhole, SIMEI underground fuel tank equipment
SIMEI MH-100 Series

Composite Access Manhole

Lightweight, slip-resistant 16-inch cover exceeding H20 wheel load.

Description

Composite access manhole using homogeneous glass-fibre reinforcement and a UV-resistant surface. The lid is about 50% lighter than a conventional steel cover.

Body ringPolyethylene
CoverFibreglass/polyester composite
Diameter / skirt406 / 456 mm
Load classExceeds AASHTO H20
CodeClosureProtection
MH-100-01Lay-in coverWeather resistant
MH-100-02Bolt-down coverWater resistant
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03 / Fuel delivery interface

Fill adaptors and sealing caps

Top-seal and side-seal interfaces connect the delivery elbow to the tank fill riser, then close the riser against vapour, water and debris.

FA-T100 Top-Seal Fill Pipe Adaptor, SIMEI underground fuel tank equipment
SIMEI FA-T100 Series

Top-Seal Fill Pipe Adaptor

Bronze 4-inch adaptor for gravity drop delivery elbows.

Description

Installed within the spill container on the fill riser. Integral internal wrenching lugs simplify installation in confined space, and the bronze body resists corrosion.

BodyBronze
Elbow size4 in
Riser threadNPT / BSP 4 in
Net weight1.125 kg
CodeDelivery elbowRiser
FA-T100-014 in top-sealNPT 4 in
FA-T100-024 in top-sealBSP 4 in
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FA-S100 Side-Seal Fill Pipe Adaptor, SIMEI underground fuel tank equipment
SIMEI FA-S100 Series

Side-Seal Fill Pipe Adaptor

Bronze adaptor for 3- or 4-inch side-seal drop elbows.

Description

Connects the fuel-delivery drop elbow to a 4-inch tank fill riser. A nitrile gasket provides a secure seal and the bronze construction resists corrosion.

BodyBronze
GasketNitrile
RiserNPT / BSP 4 in
Net weight0.75-1.00 kg
CodeDrop elbowRiser
FA-S100-033 in side-sealNPT / BSP 4 in
FA-S100-044 in side-sealNPT / BSP 4 in
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FC-T100 Top-Seal Fill Cap, SIMEI underground fuel tank equipment
SIMEI FC-T100 Series

Top-Seal Fill Cap

Lockable PA66 cap for 4-inch top-seal fill adaptors.

Description

Closes a top-seal fill adaptor when not filling. The toggle lever compresses the gasket evenly to limit vapour escape and block water, dust and debris.

Cap / linksPA66 nylon
Pins / latchStainless steel
Cam / handleAluminium bronze / bronze
SealsFluorocarbon / Buna-N
Net weight0.50 kg
SecurityPadlock or wire seal
CodeInterfaceClosure
FC-T100-014 in top-sealToggle lever
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FC-S100 Side-Seal Fill Cap, SIMEI underground fuel tank equipment
SIMEI FC-S100 Series

Side-Seal Fill Cap

Push-fit side-seal cap with T-handle and positive locking.

Description

Prevents vapour escape and contamination through an idle side-seal fill riser. The T-handle enables quick operation; stainless latches and padlock capability secure closure.

Cap bodyCorrosion-resistant PA66
LatchesStainless steel
CamsCopper-infiltrated
Net weight0.53 kg
CodeInterfaceHandle
FC-S100-014 in side-sealT-handle
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04 / Tank monitoring

Liquid-level probe installation

A sealed suspension interface protects the probe and cable while maintaining reliable access for inspection.

PK-100 Probe Installation Kit, SIMEI underground fuel tank equipment
SIMEI PK-100 Series

Probe Installation Kit

Adjustable 4-inch suspension kit for underground-tank level probes.

Description

Suspends a liquid-level probe from a 4-inch riser without twisting the probe or cable. The sealed, strain-relieved arrangement works with steel or fibreglass tanks and permits later inspection.

Cover / adaptorPA66 nylon
SealBuna-N
Riser / upper interface4 in female / 4 in cam-and-groove
Net weight1.12 kg
Tank typeSteel or fibreglass
InstallationAdjustable suspended probe
CodeRiser threadInstallation
PK-100-01NPT 4 inSuspended probe
PK-100-02BSPT 4 inSuspended probe
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Technical selection

Send the tank-riser, fill system and load requirement.

We will confirm the SIMEI series, NPT or BSPT interface, cover material, access size and compatible fill-cap or probe arrangement.