ALVN Petroleum Manhole Cover

The ALVN Petroleum Manhole Cover Offers the Security, Access and Safety for Real-World Use

The Civacon ALVN Pressure-Activated Fill Cover (PAF) is made from high-strength aluminum, providing protection against rust as well as weight reduction. Civacon’s ALVN Manhole Cover weighs up to 30% less than competitive DOT406 Manhole Covers on the market today.

The 10" PAF is factory set to open at 3.63 psig, and features easy set pressure adjustability without the worry of compromising emergency venting capacity.

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Features & Benefits

Pressure relief setting 3.63 psig
Easy set-pressure adjustability
Rated emergency venting capacity of 500,000 scfh at 6.25 psig
Includes (1) Pressure/Vacuum Normal Vent. Accommodation for a second Normal Vent is available as an option
Lightweight at 14.8 lbs. Retrofits to existing weld rings
Reversible PAF opening (hinge) direction
Standard secondary latch
Buna-N gaskets are standard – optional materials are available upon request
Offset cover includes holes for the Vapor Vent and Overfill Sensor, plus a ¼-inch NPT port for a plug

Specifications

Product Part Numbers: ALVN
Materials:
- PAF – Aluminum
- Cover – Aluminum
Dimensions: 16" Cover and 10" Fill Opening
Weight: 14.8 lbs. (6.7 kg)
Temperature Range: Operating Temperature 40°F (-40°C) to 160°F (70°C)

Part Numbers and Drawings

Part Number	Description
ALVN601110	16" Offset Manhole Cover w/ PV Vent, No Weld Ring
ALVN60111C-B	16" Offset Manhole Cover w/ PV Vent, T196SV (Vapor Vent), 1455-1455 (Probe Housing), No Weld Ring
7700N	10" Fill Cover w/ PV Vent
NV4000	PV Vent Assembly
4645	16" Gasket, Buna-N
O-13275	16" Clamp Ring
12022	10" Gasket, Buna-N
13177	Retest Fixture w/ 6 PSI Relief Vent

Videos

Introducing the ALVN Petroleum Manhole Cover

Civacon's ALVN Pressure-Activated Fill Cover (PAF) is made from high-strength aluminum, providing protection against rust as well as weight reduction. The ALVN Manhole Cover weighs up to 30% less than competitive DOT406 Manhole Covers on the market today.

Introducing the ALVN Petroleum Manhole Cover (Spanish)

Downloads

SS Series 16" & 20" Manhole Installation Maintenance Manual

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Petroleum Manhole Cover

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Features

Features & Benefits

Pressure relief setting 3.63 psig
Easy set-pressure adjustability
Rated emergency venting capacity of 500,000 scfh at 6.25 psig
Includes (1) Pressure/Vacuum Normal Vent. Accommodation for a second Normal Vent is available as an option
Lightweight at 14.8 lbs. Retrofits to existing weld rings
Reversible PAF opening (hinge) direction
Standard secondary latch
Buna-N gaskets are standard – optional materials are available upon request
Offset cover includes holes for the Vapor Vent and Overfill Sensor, plus a ¼-inch NPT port for a plug

Specifications

Product Part Numbers: ALVN
Materials:
- PAF – Aluminum
- Cover – Aluminum
Dimensions: 16" Cover and 10" Fill Opening
Weight: 14.8 lbs. (6.7 kg)
Temperature Range: Operating Temperature 40°F (-40°C) to 160°F (70°C)

Part Numbers and Drawings

Part Number	Description
ALVN601110	16" Offset Manhole Cover w/ PV Vent, No Weld Ring
ALVN60111C-B	16" Offset Manhole Cover w/ PV Vent, T196SV (Vapor Vent), 1455-1455 (Probe Housing), No Weld Ring
7700N	10" Fill Cover w/ PV Vent
NV4000	PV Vent Assembly
4645	16" Gasket, Buna-N
O-13275	16" Clamp Ring
12022	10" Gasket, Buna-N
13177	Retest Fixture w/ 6 PSI Relief Vent