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Fence & Boundary Posts

Hume Pipes

Interlocking & Solid Blocks

Septic Tanks & Soakage Pits

Sluice & Channel Gates

Hume Pipes

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Fence & Boundary Posts

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Septic Tanks & Soakage Pits

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Interlocking & Solid Blocks

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About Company

Ownadd Engineering is a leading Sri Lankan manufacturer of high-quality precast concrete products — including Hume Pipes, Fence Posts, Septic Tanks, Soakage Pits, Interlocking Blocks, and Solid Blocks.

With modern factories in Tharmapuram and Mankulam (A9 Road), we deliver durable, reliable, and certified precast solutions for construction and infrastructure projects across Sri Lanka.

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Construction Office

A9 Road, Mankulam,
Sri Lanka

076 478 1078

ownaddengineering@gmail.com

Tharmapuram & Mankulam Factories

Business Hours

We are available during business hours to assist with all inquiries and project requirements.

Monday – Saturday: 8.00 AM – 5.00 PM
Sunday: Closed

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