Pressure Vacuum Vent
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18 Inch 104AOW Series Round Bolt-Down Watertight Cast Iron Monitoring Well Manhole With Cast Iron Ring and 11-1/4 Inch Tall Steel Skirt
Item No. 104AOW-1800
The OPW 104AOW Series Monitoring/Observation Well Manhole is designed to be installed at grade level over a slotted PVC monitoring well where limited access and clear identification are essential. A heavily ribbed cast iron cover and body ring ensure maximum load bearing capacity. Ring gasket prevents surface water contamination. Features DO NOT FILL Graphic Warning Statement is permanently cast into cover with black equilateral triangle inset into a white painted background in accordance with API Recommended Practices 1615. Secure cover with two recessed, self-aligning stainless steel bolts and O-rings to secure cover to the body ring. Gasket located in the ring prevents contamination from rain water or during washdown. Full-size internal diameter for maximum access and working area. Highway 20 Rated (H20). Rugged cast iron cover and body ring. Cast-in non-skid finish on cover. Sturdy, extra long steel skirt.
18 Inch 104AOW Series Round Bolt-Down Watertight Cast Iron Monitoring Well Manhole With Cast Iron Ring and 19-1/4 Inch Tall Steel Skirt
Item No. 104AOW-1819
The OPW 104AOW Series Monitoring/Observation Well Manhole is designed to be installed at grade level over a slotted PVC monitoring well where limited access and clear identification are essential. A heavily ribbed cast iron cover and body ring ensure maximum load bearing capacity. Ring gasket prevents surface water contamination. Features DO NOT FILL Graphic Warning Statement is permanently cast into cover with black equilateral triangle inset into a white painted background in accordance with API Recommended Practices 1615. Secure cover with two recessed, self-aligning stainless steel bolts and O-rings to secure cover to the body ring. Gasket located in the ring prevents contamination from rain water or during washdown. Full-size internal diameter for maximum access and working area. Highway 20 Rated (H20). Rugged cast iron cover and body ring. Cast-in non-skid finish on cover. Sturdy, extra long steel skirt.
39-1/2 Inch Fiberglass Composite Plain Grey Cove Bolt-Down Manhole With Recessed Handle 10 Inch Skirt
Item No. 39CD-WT10
Lightweight and extremely durable composite cover manhole makes sump access safer and easier
2 Inch NPT Thread-On Aluminum Pressure Vacuum Vent 2-1/2 - 6 Inch Range Water Column Pressure 6 - 10 Inch Range Vacuum
Item No. A0084-038
Is an internal pressure vacuum valve that restricts vaopr escape during product drops.
Monitor Well Manhole 12 Inch X 12 Inch Bolt Down White Ductile Lid Poly Skirt
Item No. A0721-001
Painted ductile iron lid and rim polyethylene skirt
Monitor Well Manhole 12 Inch X 19 Inch Bolt Down White Ductile Lid Steel Skirt
Item No. A0721-119
19 Inch Overall Height, 9.4 Inch Clearhole ID, 15.1 Inch Max Diameter
2 Inch O-Ring Seal Pressure Vacuum Vent
Item No. 80230302
Vent rates of 8000 cubic feet per hour and vent at 13.8 in WC of pressure and 0.8 in WC of vacuum.
12 Inch 104AOW Series Round Bolt-Down Watertight Cast Iron Monitoring Well Manhole With Cast Iron Ring and 11-1/4 Inch Tall Steel Skirt
Item No. 104AOW-1200
The OPW 104AOW Series Monitoring/Observation Well Manhole is designed to be installed at grade level over a slotted PVC monitoring well where limited access and clear identification are essential. A heavily ribbed cast iron cover and body ring ensure maximum load bearing capacity. Ring gasket prevents surface water contamination. Features DO NOT FILL Graphic Warning Statement is permanently cast into cover with black equilateral triangle inset into a white painted background in accordance with API Recommended Practices 1615. Secure cover with two recessed, self-aligning stainless steel bolts and O-rings to secure cover to the body ring. Gasket located in the ring prevents contamination from rain water or during washdown. Full-size internal diameter for maximum access and working area. Highway 20 Rated (H20). Rugged cast iron cover and body ring. Cast-in non-skid finish on cover. Sturdy, extra long steel skirt.
3 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent
Item No. 623V-3203
Pressure Vacuum Vents are installed on the top of vent pipes from underground or above ground fuel storage tanks
8 Inch 104AOW Series Round Bolt-Down Watertight Cast Iron Monitoring Well Manhole With Cast Iron Ring and 11-1/4 Inch Tall Steel Skirt
Item No. 104AOW-0800
The OPW 104AOW Series Monitoring/Observation Well Manhole is designed to be installed at grade level over a slotted PVC monitoring well where limited access and clear identification are essential. A heavily ribbed cast iron cover and body ring ensure maximum load bearing capacity. Ring gasket prevents surface water contamination. Features DO NOT FILL Graphic Warning Statement is permanently cast into cover with black equilateral triangle inset into a white painted background in accordance with API Recommended Practices 1615. Secure cover with two recessed, self-aligning stainless steel bolts and O-rings to secure cover to the body ring. Gasket located in the ring prevents contamination from rain water or during washdown. Full-size internal diameter for maximum access and working area. Highway 20 Rated (H20). Rugged cast iron cover and body ring. Cast-in non-skid finish on cover. Sturdy, extra long steel skirt.
2 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent
Item No. 623V-2203
Pressure Vacuum Vents are installed on the top of vent pipes from underground or above ground fuel storage tanks
18 Inch Round Raintight Bolt-Down Steel Diamond Plate Manhole With 10 Inch Tall Galvanized Steel Skirt
Item No. 98-1810
- 3/8 inch steel diamond plate cover with 18 gauge galvanized skirt, Buna-N gasket, and (2) flush-mount bolts.
2 Inch Pressure Vacuum Vent Slip On 8 Ounce Pressure 1/2 Ounce Vacuum
Item No. 523V-1150
Factory preset and tested settings
2 Inch Pressure Vacuum Vent Thread On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum
Item No. 523V-2203
Factory preset and tested settings
2 Inch Pressure Vacuum Vent Slip On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum
Item No. 523V-2253
Factory preset and tested settings
44-1/4 Inch Fiberglass Composite Plain Grey Cove Bolt-Down Manhole With Recessed Handle 10 Inch Skirt
Item No. 44CD-WT10
Lightweight and extremely durable composite cover manhole makes sump access safer and easier
2 Inch Pressure Vacuum Vent Thread On 8 Ounce Pressure 1/2 Ounce Vacuum
Item No. 523V-1100
Factory preset and tested settings
2 Inch Thread-On Pressure/Vacuum Vent 3 Inch Wcp-8 Inch Wcv
Item No. 4885
Incorporates 3 separate valves to control over-pressure and vacuum conditions that arise in storage tanks.
