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RTU Ltd Supplier of ready-mixed building products throughout N. Ireland. Supplying domestic & commercial projects Ultraflo® is our unique hemihydrate liquid floor screed.

RTU supplies a range of ready mixed Concrete, Mortar, Plaster and Floor Screeds throughout Northern Ireland. The most recent addition to our product range is Exposa® Decorative Concrete, which is an aesthetically pleasing alternative to traditional asphalt, paving, tarmac or gravel and can be used for residential driveways, public parks, urban landscapes and promenades. It is non-cement based and is therefore not subject to shrinkage cracking and curling. Ultraflo® offers significantly improved heat responsiveness when installed with underfloor heating systemsm it is virtually self-levelling, with the additional benefits of increased strength and reduced drying times. All RTU Ltd products are ready mixed, suitable for both private dwellings and larger commercial projects. View our galleries and see how RTU can help your construction project!

Building your own home or working on a new project? Visit RTU at the Selfbuild Extend & Renovate Live Event in Belfast! ...
12/10/2026

Building your own home or working on a new project? Visit RTU at the Selfbuild Extend & Renovate Live Event in Belfast! 🏡

Check out Zircon® our polished concrete floor that’s as tough as it is beautiful. Designed for modern homes, it gives you a smooth, seamless finish that’s easy to maintain.

Why builders love Zircon®:

✅ Stylish, seamless finish – perfect for contemporary spaces

✅ Low maintenance – just vacuum and mop

✅ Super durable – stands up to everyday life and heavy use

✅ Works brilliantly with underfloor heating

✅ Helps keep your home comfortable all year round with great thermal performance

Whether you’re building your own home or working on your next residential project, Zircon® delivers strength, style, and simplicity in one solid finish.

🎟️ Grab your FREE tickets here: : https://live.selfbuild.ie/ulster/

We’re back! RTU will once again be exhibiting at the Selfbuild Extend & Renovate Live Ulster Show on 7th & 8th November ...
08/10/2026

We’re back! RTU will once again be exhibiting at the Selfbuild Extend & Renovate Live Ulster Show on 7th & 8th November 2026.

📍 Find us at Stand C18 where we’ll be showcasing our core range: ready-mix concrete, plaster, mortar, screed – alongside our signature products: eXposa® decorative concrete, Zircon® polished concrete and flooring solutions Ultrabead®, Ultracem and Ultraflo®.

Whether you’re building, extending, or renovating, our team will be on hand to guide you through the right solution for your project.

Save the date and come chat with us at the show!

Get your free tickets here: https://selfbuild.ie/events/ulster/

We’re delighted to have won the Greatest Sustainability & Environmental Impact Award for our concrete waste recycling pl...
06/10/2026

We’re delighted to have won the Greatest Sustainability & Environmental Impact Award for our concrete waste recycling plant at the Antrim and Newtownabbey Business Awards! 🏆

A huge thank you to the Mallusk Enterprise Park and all the sponsors for hosting such a fantastic evening.

Most importantly, thank you to the RTU team for the hard work, commitment and innovation that made this achievement possible. We’re incredibly proud of what we’re doing to turn concrete waste into a valuable resource and make a positive environmental impact.

Congratulations to all the winners and finalists, some fantastic achievements and well-deserved recognition across the board.

Here’s to celebrating success and continuing to make a difference!

Congratulations to RTU Ltd , winner of the Greatest Sustainability & Environmental Impact Award, sponsored by NovoGen Engineering Solutions Ltd 🌟

RTU impressed the judges with its strong commitment to environmental responsibility, using innovation to deliver measurable reductions in waste, water and resource use 🙌

Its approach showed how sustainability and commercial success can work hand in hand.

Congratulations also go to , who were Highly Commended in this category.

Thanks to Robert Foster from Novogen, who presented the award 🙏

Discover the full list of winners on the ANBAs website!

16/09/2026

A good bit of progress on this Greenisland extension for Gary Cobain Building Contractors, with Ultrabead delivered recently.

Great to see another stage of the project completed and the build moving along nicely.

Thanks to Gary and the team for having us involved looking forward to seeing the finished extension take shape.

We're Hiring - Transport PlannerWe are looking for a Transport Planner that will be responsible for processing orders, l...
16/09/2026

We're Hiring - Transport Planner

We are looking for a Transport Planner that will be responsible for processing orders, liaising with layers and coordinating the day to day deliveries of our concrete products. This includes ensuring on-time delivery, maintaining high standards of quality, health and safety, and providing a first-class customer experience.

For further details head to - https://www.rtu.co.uk/careers/were-hiring-transport-planner

Congratulations to Chris Quinn on reaching the Super Trowel  UK Final!We're proud to have played a small part in Chris's...
30/07/2026

Congratulations to Chris Quinn on reaching the Super Trowel UK Final!

We're proud to have played a small part in Chris's journey by supplying our ready-to-use mortar for the Northern Ireland regional heat in Newry, where his outstanding performance secured his place in the national final.

At RTU, our ready-to-use mortar is factory produced to provide guaranteed quality, strength and consistency, arriving on site ready to use with no on-site mixing required. It's trusted by bricklayers across Northern Ireland to help deliver reliable results, project after project.

Best of luck in the final, Chris everyone at RTU will be cheering you on!

Read the full BBC story here:

Chris Quinn is aiming to lay more than 1000 bricks in an hour.

Our Managing Director, Alan Sproule, is featured in the latest edition of Construction & Civil Engineering magazine, sha...
30/07/2026

Our Managing Director, Alan Sproule, is featured in the latest edition of Construction & Civil Engineering magazine, sharing the RTU Group's growth story and the strategy behind our continued success.

The feature explores our ambitious growth journey, the role of strategic acquisitions, and our unwavering commitment to delivering exceptional customer service across the Group.

Read the full feature here: https://magazine.ccemagazine.com/construction-civil-engineering-issue-228-july-2026/0121452001785255055/p192

Joomag digital interactive publication

After plenty of anticipation, it's finally happening!  Paul Wilson's brand new DAF mixer lorry from TBF Thompson DAF Mal...
07/07/2026

After plenty of anticipation, it's finally happening!

Paul Wilson's brand new DAF mixer lorry from TBF Thompson DAF Mallusk, is officially hitting the road! A huge milestone and one we're all excited about.

Keep an eye out for him on the roads and give him a wave if you spot him! 👋

☀️JULY HOLIDAY CLOSURE ☀️ RTU will close on Friday 10th July and will reopen Wednesday 15th July.For any order on the We...
06/07/2026

☀️JULY HOLIDAY CLOSURE ☀️

RTU will close on Friday 10th July and will reopen Wednesday 15th July.

For any order on the Wednesday 15th July, please ensure you order before 3pm Friday 10th July. We hope you have a nice break.

Meaningful ESG progress comes from consistent action on the ground.RTU Group (RTU and Colinwell) has published its FY25 ...
25/05/2026

Meaningful ESG progress comes from consistent action on the ground.

RTU Group (RTU and Colinwell) has published its FY25 Environmental, Social and Governance (ESG) Report, marking the first standalone report under our sustainability strategy, Our Plan for What Matters.

At RTU Group, ESG is how we manage risk, build trust, and create long-term value. It matters because it directly impacts our customers, partners and teams we work with every day.

The report highlights progress made throughout FY25 alongside clear priorities for continued improvement in 2026.

📄 Read the full ESG Report here: https://www.rtu.co.uk/news/rtu-group-publishes-fy25-esg-report-reinforcing-commitment-to-sustainable-growth

Address

Cloughfern Avenue
Belfast
BT370UZ

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 7:30am - 12pm

Telephone

+442890851441

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