Cornerstone Exterior Cleaning

Cornerstone Exterior Cleaning Providing professional exterior cleaning services across the Northern Coast of Northern Ireland. Specializing in pressure washing, roof cleaning, and more.
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Quality results, every time.

28/05/2026

Attention to detail. Reliable service. Crystal-clear results every time. ✨ 🪟

Professional window cleaning that keeps your property looking its best.



📞 WhatsApp: 07730 011568
💬 Facebook Messenger
🌐 Or message us via the website

26/05/2026

🫧 Watch the biocide do the work 👌

Our softwash treatment safely breaks down and removes algae, moss, lichen & organic staining — without harsh pressure.

This isn’t just surface cleaning… it’s killing the growth at the root. Over time, this render will return to its original state, looking almost as good as new 🫧

☑️ Safer for render & stone
☑️ Longer-lasting results
☑️ Helps prevent regrowth

Cornerstone Exterior Cleaning
Message us for a free quote!

📞 07730011568

16/05/2026

The early bird catches the worm. 💪🏽

We were on site from 5am this morning to manually scrape this commercial property roof, clear the gutters, and apply our biocide treatment to finish the job properly. Alongside this project, we also completed gutter cleaning at 3 other properties — all wrapped up and back home by 12.

Getting started early meant we could complete the work before the area became busy, keeping disruption to a minimum and allowing everyone to carry on with their day as normal.

📞 07730 011568
📧 [email protected]
🌐 www.cornerstoneexteriorcleaning.co.uk

⭐ Don’t just take our word for it — check out our 5-star reviews on Facebook and Google

12/05/2026

A transformation you can truly see👀

This beautiful property received a complete top-to-bottom exterior clean:
☑️ Roof professionally cleaned and treated with our biocide solution for long-lasting protection
☑️ Soffits and fascias restored to a fresh, clean finish
☑️ Full house and garage softwashed
☑️ Patio area thoroughly cleaned and treated
☑️ Tarmac treated with our biocide solution to help prevent moss growth and maintain that fresh, like-new appearance

Get your FREE, no-obligation quote today:

📞 07730 011568
📧 [email protected]
🌐 www.cornerstoneexteriorcleaning.co.uk

⭐ Rated 5-stars on Facebook & Google

26/04/2026

☑️“Moss out. Roof revived in. 💦
☑️“UPVC deep cleaned.🫧
☑️”Job done✔️

Get your FREE, no-obligation quote today:

📞 07730 011568
📧 [email protected]
🌐 www.cornerstoneexteriorcleaning.co.uk

⭐ Rated 5-stars on Facebook & Google

🫧 BIG NEWS from Cornerstone Exterior Cleaning!We are now fully operational with our professional RO/DI pure water window...
23/04/2026

🫧 BIG NEWS from Cornerstone Exterior Cleaning!

We are now fully operational with our professional RO/DI pure water window cleaning system! This is a new service due to costumer demand.

This means:
☑️ Spot-free, streak-free windows
☑️ No harsh chemicals
☑️ A deeper, longer-lasting clean

💦 Our purified water system removes dirt and impurities the right way—leaving your glass crystal clear every time.💦

Whether it’s your home or business, we’re ready to serve you with excellence.

Huge thanks to Window Cleaning Warehouse for supplying our system. From start to finish, their customer service was top-notch and their team made the whole process smooth and easy!

10/04/2026

🫧 Everything’s now looking fresh, clean, and ready for the season ahead—perfect for kicking back, enjoying the views, and making the most of family time and BBQs 🫧

08/04/2026

Back at it after the Easter holidays — who’s next? 👀

🫧 Roof cleaned & treated with our 24month biocide application

☑️ Gutters cleared and flowing freely
☑️ uPVC fully cleaned
☑️ Driveway, pathways & patio cleaned and treated.
👇
Contact us today for your FREE, no-obligation quote —

📞 07730 011568
📧 [email protected]
🌐 www.cornerstoneexteriorcleaning.co.uk

⭐ Don’t just take our word for it — check out our 5-star reviews on Facebook and Google

03/04/2026

🫧3 hours done and dusted… all in just a few seconds of results 💦

Years of moss? Gone.
Free quote. No pressure.
Call today — your roof will thank you.

☑️ Full moss removal
☑️ Gutters cleared
☑️ Long-lasting biocide treatment

📱 07730 011 568
✉️ [email protected]
🌐 www.cornerstoneexteriorcleaning.co.uk

Address

Portrush

Opening Hours

Monday 8am - 6pm
Tuesday 8am - 6pm
Wednesday 8am - 6pm
Thursday 8am - 6pm
Friday 8am - 6pm
Saturday 8am - 6pm

Telephone

+447730011568

Website

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