Red Algae Cleaning in Slane
We eliminate red algae safely and thoroughly with biocide-powered softwash.
Softwash Red Algae Cleaning in Slane
It might look cosmetic, but red algae holds moisture and can seriously damage your property over time.
At Southeast Contractors, we use non-invasive red algae removal in Slane that restores your property without damaging render, paint, or tiles. Our method combines softwash application with biocide to kill the algae at its root—all backed by 15+ years of experience.

Why Choose Southeast Contractors?
- ✅ No Pressure Washing—Just Safe, Effective Treatment
- ✅ Long-Term Protection With Every Clean
- ✅ Reliable, Friendly & Highly Rated Specialists
- ✅ You Don’t Pay Until the Job’s Done Right
- ✅ Friendly Service, Quick Response Times
🧽 Want That Streak-Free Finish Back?
Let us safely clear those ugly streaks and restore your walls, roof, or render—fast.
What to Expect From Our Red Algae Service
Red algae needs more than a rinse. We handle it the right way—here’s how:
- Inspection: We check the surface type, algae severity, and exposure before we begin.
- Softwash Application: Our low-pressure formula breaks down stains and growth without scraping or blasting.
- Biocide Treatment: We kill it at the root with biocide that protects long-term.
- Rinse Down: The surface is gently rinsed, leaving behind zero mess and a streak-free finish.
Quick. Safe. Lasting. That’s how red algae should be handled.
📸 Real Results
Want your walls to look like this? Let’s make it happen.


🎥 See the Process for Yourself
Want to see it in action? This is how real pros handle red algae removal.
🧼 Your Home Deserves to Shine
It’s fast, safe, affordable—and trusted by homeowners all across Slane.
Your Local Red Algae Cleaning Specialists
From start to spotless—we’re the go-to team in Slane for red algae cleaning done right.
🔒 Guaranteed Clean. Guaranteed Protection.
We do more than clean—we protect your property and peace of mind.
- ✔️ No Payment Until You’re 100% Happy
- ✔️ Safe, Proven Methods That Last
- ✔️ Biocide Prevents Regrowth Long-Term
- ✔️ Fully Insured & Trusted by Locals in Slane
Red Algae Cleaning FAQs
What is red algae?
Red algae is common in Ireland’s wet climate—especially on north-facing or poorly ventilated surfaces.
Can’t I just powerwash it?
Powerwashing often makes it worse. It doesn’t kill spores and can damage your surface.
How long does your treatment last?
Most clients see zero return for 2–3 years. It’s a long-term win.
Will your chemicals harm my garden?
We work clean, safe, and respectfully around your space.
🚿 Let’s Clean Up Those Red Streaks
If you’re seeing red stains, don’t wait. Our trusted team will restore and protect your home—quickly and cleanly.
🌍 Want to explore more services across your county?





