Soak Pits, Trenches & Water Main Replacement (Without Digging)

At Trilford Plumbing & Gas, we manage a wide range of drainage services across residential, commercial and new build homes — from minor repairs to full system designs. Whether you’re dealing with blocked drains, stormwater issues or need a new system designed from the ground up, our experienced team can help.

We’re specialists in stormwater drainage design, soak pits, and trench systems, and regularly work with local councils to design and implement complex drainage solutions for new developments throughout Kāpiti Coast and Wellington.

Modern Drainage Solutions

We don’t just dig — we design smarter, more efficient systems that stand the test of time. Our team also provides no-dig water main replacements, using advanced techniques to replace damaged or outdated pipes without tearing up your lawn, driveway or paths. It’s a clean, cost-effective solution that saves you time, money and mess.

Here are just some of the drainage issues Trilford Plumbing & Gas can assist with; if your drainage issue isn’t here, please get in touch with us, as we are happy to discuss your specific needs with you.

• Drain unblocking

• Drain laying and repairs

• Stormwater and soak pit design and installation

• Trench and drainage system design for new builds and renovations

• Water main replacement without digging (trenchless repairs)

• Drain repairs, modifications and additions

• Sewage and overflow solutions

• Septic tank installation, servicing and maintenance

• Retention and detention tank installation, repairs and servicing

• Effluent field installation

• Pump chamber installation, repairs and servicing

• Drain re-levelling to correct “slumping”

Trusted Local Experts

Our team is reliable, friendly and professional. We offer honest, expert advice and pride ourselves on being tidy and efficient, completing every job with minimal disruption to your home or business.

We proudly service Kāpiti Coast, Wellington, Porirua and Horowhenua, and are always happy to discuss your unique drainage needs.

Call Trilford Plumbing & Gas today to talk about your drainage, soak pit, trench or water main project — and let’s find the best long-term solution for your property.