Roof Cleaning vs Roof Replacement Which Do You Really Need?

When your roof looks worn or covered in moss, it’s easy to assume it needs replacing. But often, a professional clean is all that’s required to bring it back to life. Here’s how to decide whether you need roof cleaning or a full replacement.

Signs You Need a Roof Clean

• Moss, algae, or lichen covering tiles
• Discolouration and staining
• Blocked gutters from roof debris
• General loss of kerb appeal

A professional roof clean can resolve all of the above quickly and cost-effectively.

Signs You May Need a Replacement

• Cracked, broken, or missing tiles
• Persistent leaks
• Structural damage to roof timbers
• Roof nearing the end of its expected lifespan (20–50 years, depending on material)

Cost Comparison

• Roof Cleaning: Affordable, fast, and preventative.
• Roof Replacement: Necessary for structural issues, but much more expensive and disruptive.

The Middle Ground: Regular Maintenance

Regular cleaning and inspections often mean you can postpone or avoid a costly replacement for many years.

Conclusion

Don’t rush into a roof replacement without ex