How to Tell if You Need Roof Repair, a Re-Roof or a Brand New Roof
- Liam
- Sep 11
- 2 min read
Updated: Oct 23
Your roof is your home’s shield - protecting you from rain, wind, snow, and all kinds of weather. Over time, even the best tile & slate roofs show signs of wear. Spotting these early can save you big money down the line. Based in Brentwood and covering Essex & London, we’re tile & slate roofing specialists. Here are the most common warning signs, what to do, and how to choose between repair, re-roof, or full roof replacement.
Common Warning Signs: When Roof Repair Isn’t Enough
Knowing what to look for is step one. If you see one or more of the following, don’t wait - get a professional inspection.
Missing, cracked, broken or slipped tiles/slates – Rain can seep in, leading to leaks and structural damage.
Water stains, damp patches or mould indoors – Especially in lofts or ceilings. This often means your roof is letting moisture through.
Sagging roofboards or uneven rooflines – Structural issues could be present.
Flashing or chimney damage – Lead flashings, chimney stacks, valleys, or vents: if they’re corroded, displaced or leaking, problems spread quickly.
Rising energy bills or drafts – A roof that loses heat, or poor insulation, can cost you through winter.
Age of your roof – Tile & slate roofs tend to last a long time, but anything over 20-30 years should be checked annually. Regular inspections can spot issues before they worsen.
Repair, Re-Roof, or Replace? What Do You Need?
Issue | What to Do |
A few broken or missing tiles/slates | Roof repair is usually enough. Replace the damaged pieces, check weather-proofing. |
Significant leaks, rot, or structural problems | Re-roof: strip out the old underlay and tiles, replace with new materials. |
Very old roof, widespread damage, or end of life | New roof installation might make more sense in the long run. |
Maintenance Tips to Prolong Your Roof’s Life
Keeping up with maintenance is what makes the difference between frequent repairs and a roof that stands for decades.
Inspect annually—It makes sense to inspect your roof once a year, especially after storms or heavy weather.
Clean gutters, downpipes & drains—blocked water can lead to leaks and rot.
Remove moss & debris—especially on slate or tile roofs. Moss holds moisture and can damage the tiles/slates. Plus a clean roof looks so much better!
Check flashings, chimney areas, valleys for damage or displacement.
Hire a qualified roofing professional for regular, thorough inspections. DIY is fine for basic checks, but safety, proper tools, and warranty conditions matter.
Why Early Action Saves You Money
Small issues left untreated become bigger, more expensive problems. A couple of cracked slates could lead to water ingress, which then causes rot, insulation damage, or even structural decay. Investing in timely repairs or re-roofing can reduce energy bills, prevent further damage, and maintain your home’s value.
Final Thoughts
If you're in Brentwood, Essex or London and notice any of the warning signs above, don’t delay. Whether you need a tile & slate roof repair, a re-roof, or a full new roof installation, acting quickly helps avoid hassle, damage, and high repair costs.
Need a free, no-obligation quote or roof inspection? Contact us today - we’d be happy to assess your roof, offer expert advice, and help you make the best decision.
Call us today on 07394 424 520.




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