Do you need Experienced Drainlayers?

Our Qualified Drainlaying team offer a wide range of services.

Specialising in residential drainage, we also have years of experience in small commercial drainage, Subdivision Services and Council owned Sewer and Stormwater systems. 

All of our drainlayers are members of the Plumbers, Gasfitters and Drainlayers board, so you can trust us when it comes to the drainage at your property.

We have modern and well maintained plant and equipment to get your job done quickly and efficiently!


  • Residential Sewer and Stormwater

  • Subvision Services and Drainlaying

  • Small Commercial Drainlaying

  • Drainage Repairs and Alterations

  • Stormwater Soakpits

  • Stormwater Surface and Roof water solutions

  • Driveway Sumps and Stripdrains

  • Pipebursting / Trenchless pipe replacement

  • Trenching for Services - Water, Power or Telecom

  • Concrete, PVC or PE Pipe

  • General Excavation

Pipe Bursting

Pipe Bursting is the perfect way to replace damaged and deteriorated pipes without trenching. 

We dig access holes where the damaged pipe starts and ends. Using your broken drain as a guide, our hydraulic machine pulls full-sized replacement pipe through the old pipe and breaks up the damaged pipe at the same time - all without damaging the landscape. 


Great if your existing drains run under a building,driveway, paths or trees.



Family Owned

We are a small family owned and operated drainage company, When you contact Discount Drainage you will be contacting the owners

modern equipment

We pride ourselves on having modern plant and equipment, meaning efficiency and reliability for your drainage project

Years of Experience

From Residential New Builds and Earthquake relays to Deep and Dirty Council Sewer Mains, We have done it all

PGDB Members

Our Drainlayers are all registered with the Plumbers, Gasfitters and Drainlayers Board. We keep up to date with Industry Best Practice and the latest products


Safety is Paramount

Our Staff attend site Safe Courses to stay up to date with Health and Safety Legislation, and to ensure we all go home to our families at the end of each day 


"It is such a pleasure to provide feedback and to be one of so many clients that are a 100% satisfied with discount drainage's services. They provided first class communication and coordinated, performed and finished the job to a superb standard. They even left the work site more tidy than it was before. As a contract manager, I can't praise this business highly enough.Thank you team :D"

D Steinegg

Sanitary Sewer Install

Kainga, Christchurch