Skip to content
Ownadd Engineering
  • Home
  • About Us
  • Services
    • Precast Hume Pipe Manufacturing
    • Interlocking & Solid Block Manufacturing
    • Boundary & Fence Post Fabrication
    • Civil Construction & Infrastructure Works
    • Septic Tanks & Soakage Pit Solutions
  • Products
  • Projects
  • Employment
  • Contact Us

Portfolio Category: Septic Tanks & Soakage Pits

Ownadd EngineeringSeptic Tanks & Soakage Pits

Septic Tanks & Soakage Pits

Recent News

  • Build a Wood Fired Clay Oven
  • Construction Forklift Buyers Guide
  • Construction Honored with AGC Builders
  • How To Build A Construction Plan

Categories

  • Best Builders
  • Construction
  • Honored
  • Marketing Plan
  • New Buildings
  • Test Category
  • Wood

Archives

  • February 2015

Find by Tags

Best Builders Clay Oven Honored How To Build Marketing Plan New Buildings Wood Fired

Search News

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.

Learn more about us →

Company

  • Home
  • Who We Are
  • Company News
  • Our Services
  • Products
  • Shop
  • Careers
  • Contact Us

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
Copyright © 2025 Ownadd Engineering - Theme by WPCharming
  • Our Services
  • Products
  • Contact Us
  • Disclaimer
  • Privacy Policy