Celebrating 60 Years Manufactured In USA Quality Since 1965

Products

4″ Riser Offset

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Waste Oil Funnel Containment with Round Flange

All Manholes are manufactured water tight and H20 traffic weight rated unless otherwise specified

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Snap Tight Fil-Spil Containment Boxes

Ductile Iron Ring(Cam-lok style) Two Door 36" Dia 42" Dia 48" Dia No Containment 3601 4201 4801 5 Gallon Containment 3602 4202 4802 (2) 5

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Rain Tight Fil-Spil Containment Boxes

Rolled Steel Ring(Direct bolt down style) Two Door 36" Dia 42" Dia 48" Dia No Containment 3701 4301 4901 5 Gallon Containment 3702 4302 4902

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Gravity Cover Direct Bury Stand Alone Containment

Vapor Side Features Durable cast to prevent corrosion. 4" Female standard pipe thread. All Manholes are manufactured water tight and H20 traffic weight rated unless

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Gravity Cover Direct Bury Stand Alone Containment

Product Side Features Durable cast to prevent corrosion. 1" inline push drain. 4" Female standard pipe thread. All Manholes are manufactured water tight and H20

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Snap Tight Direct Bury Stand Alone Containment

Vapor Side Features Durable cast to prevent corrosion. 4" Female standard pipe thread. Aluminum snap tight cover for a water tight seal For heavy snow

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Snap Tight Direct Bury Stand Alone Containment

Product Side Features: Durable cast to prevent corrosion. 1" inline push drain. 4" Female standard pipe thread. Aluminum snap tight cover for a water tight

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Above Ground Remote Fill Box

Coming Soon

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Security Bolt

CNI is the only company to invent the security bolt to help prevent unauthorized entry. Replace your standard bolt with security bolt for protection in

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