Semtex Plumbing and Civil

Semtex Plumbing and Civil Manawatu and Wellington's leading Plumbing, Drainage and Pipe Relining Contractor Semtex core service is commercial plumbing projects & civil pipelaying.

Semtex Limited was established in 2015 by Matthew & Hayley Nieper on firm foundations of innovation & quality service. Based in Palmerston North and Wellington, the Semtex team has over 300 years combined industry experience. As well as serving the Manawatu and Wellington region, we also work New Zealand wide for a number of key commercial & civil clients for specialist contract services. We also

provide corporate plumbing & gas maintenance solutions. Our knowledge and experience of working within this industry is second to none and our dedicated and professional team is committed to serving our clients and providing them with the very best in service and project delivery, while maintaining excellent safety standards. We seek to develop long term relationships with our clients and focus on providing results that exceed expectations. We stand by our commitment to complete all projects safely, on time, on budget, and provide support services after completion.

17/06/2026

Chasing blocks, leaks and timesheets since 2015 😂

15/06/2026

Cold months are coming; is your gas heater ready for them? 🔥

A regular service keeps your heater running safely and efficiently. It catches small issues before they become big ones, keeps your energy bills in check, and makes sure everything's burning clean and safe for your whānau.

Our licensed gasfitters have it sorted. Book a service before winter really bites.

📞 0800 473 6839
🌐 semtex.co.nz

Blocked drain? Don’t wait for it to become a bigger problem.Blocked drains can cause bad odours, health risks, leaks, an...
02/06/2026

Blocked drain? Don’t wait for it to become a bigger problem.

Blocked drains can cause bad odours, health risks, leaks, and serious inconvenience. Semtex has the experience and equipment to get to the bottom of the blockage, including CCTV drain inspections, hydro jetting, root cutting, and pipe cleaning.

Got a blocked drain? Call Semtex and get it sorted.

Project update from Tryp Hotel 👷‍♂️Great progress is being made across the site, with the lower level and Levels 1, 2 an...
27/05/2026

Project update from Tryp Hotel 👷‍♂️

Great progress is being made across the site, with the lower level and Levels 1, 2 and 3 of the main building pipeout now complete.

In the heritage building, ground floor pipework is currently underway, with shower tray installation progressing and channel drains now started.

A steady and coordinated effort from the team as this large-scale project continues to take shape.

Ready to upgrade your hot water?We offer a Rinnai Infinity A26 continuous-flow gas hot water system installed from only ...
22/05/2026

Ready to upgrade your hot water?

We offer a Rinnai Infinity A26 continuous-flow gas hot water system installed from only $3,499 + GST.

Infinity systems are a great alternative to traditional hot water cylinders. They produce endless hot water, are energy efficient, only heat water when you need it, and are installed outside. Meaning you can remove your old indoor cylinder and free up valuable cupboard space.

This upgrade offer includes the Rinnai Infinity A26 unit, installation to existing plumbing, gasfitting work, gas certification, connection to your existing natural gas or LPG supply, LPG changeover regulator, and removal of your old cylinder. Conditions apply.

Get gas hot water today, contact Semtex to ask about our Rinnai Infinity A26 deal.

Meet Jake! Jake is one of our Apprentice Plumber, Gasfitter and Drainlayer, bringing a great work ethic, plenty of dedic...
20/05/2026

Meet Jake!

Jake is one of our Apprentice Plumber, Gasfitter and Drainlayer, bringing a great work ethic, plenty of dedication, and a solid can-do attitude to the team every day.

Before jumping into the trade, Jake used to be a chef, so he knows his way around a kitchen as well as a worksite. These days, when he’s not on the tools, you’ll probably find him playing video games, catching up with mates, or settling in for a board game night.

His go-to fuel? A blue V, a pie, and an oat milk mocha, the balanced diet of a hardworking apprentice.

Relaxed, dedicated, and always keen to get stuck in, Jake is a great part of the team.

Big job or small job, the standard stays the same.At Semtex, we pride ourselves on being professional, friendly, and eas...
15/05/2026

Big job or small job, the standard stays the same.

At Semtex, we pride ourselves on being professional, friendly, and easy to work with, with fast quoting, quick response times, reliable communication, and quality workmanship from start to finish.

Whether it’s a leaky tap, a hot water issue, or a full commercial fit-out, our goal is simple: get it done right with zero hassle.

Have a job coming up? Contact Semtex for a quote.

We're thrilled to share the wonderful feedback we've received recently! 😊 Thank you for taking the time to share your th...
13/05/2026

We're thrilled to share the wonderful feedback we've received recently! 😊

Thank you for taking the time to share your thoughts! Your input is invaluable in helping us grow. 🌟

Most people fly over it ✈️We inspect what’s underneath it 👇Serveral kilometres of CCTV inspections running duel tractor ...
08/05/2026

Most people fly over it ✈️
We inspect what’s underneath it 👇

Serveral kilometres of CCTV inspections running duel tractor cameras airside on critical airport stormwater infrastructure 🌙

Great to be trusted with these critical stormwater assets and to support future remedial and rehabilitation planning.

Proud of the team getting it done safely and professionally 💪

Looking for trusted water solutions? We’ve got you covered.As a Davey Master Dealer, our Semtex Shop offers a wide range...
04/05/2026

Looking for trusted water solutions? We’ve got you covered.

As a Davey Master Dealer, our Semtex Shop offers a wide range of quality Davey pumps, filtration, pool, spa, irrigation, and water treatment products, all from a brand Kiwis know and trust.

Shop online, choose what you need, and enjoy free click & collect, or free delivery on orders over $300, for an easy, hassle-free experience.

Explore the Davey range at Semtex Shop in the link in our bio today!

Experienced Plumbers, Gas Fitters & Drainlayers Palmerston North. Your local plumbers for all residential and commercial plumbing services, drain laying, gas fitting, gas hot water and more.

Address

58 West Street
Palmerston North
4410

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