This 12" Cast Iron Manhole Cover and Frame is a heavy-duty solution designed for septic systems, drainage access, and inspection wells. Built from durable ductile iron, it offers superior strength and long-term reliability for residential or light commercial use.

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Heavy-Duty Load Capacity

• B Class rated (up to 28,100 lbs)

• Reinforced design for high load-bearing performance

• Ideal for driveways and light traffic areas

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Durable Ductile Iron Construction

Made from high-strength ductile iron, offering better durability and impact resistance than standard cast iron while maintaining steel-like performance.

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Anti-Slip & Safe Design

• Textured, non-slip surface for added safety

• Built-in lifting slot for easy removal with tools

• Designed for secure placement and stability

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Fits 12" Corrugated Pipe

• Compatible with 12" corrugated or ribbed pipe systems

• True inner diameter: 11.8 inches

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Versatile Applications

Perfect for:

• Septic tank access

• Sewer and drainage systems

• Irrigation and valve boxes

• Inspection wells and cleanouts

Protects system components from weather, foot traffic, and equipment damage.

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Product Details

• Brand: MOSINSBO

• Material: Ductile Cast Iron

• Color: Black

• Shape: Round

• Dimensions: 14.8" L x 12.88" W

• Load Rating: B Class (28,100 lbs)

• Includes: Cover + Frame/Base

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Built for strength, safety, and long-term outdoor performance in demanding environments.

 

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