HOW-TO GUIDES

How to check your roof

Updated 02/26

CAT BRAND PHOTOGRAPHY GJ SMITH ROOFING roofer scenic at work

By: Content Team

Reviewed: Alex Peters

Blog>How-To Guides>How to check your roof

It is so important that the roof you have over your head is safe, secure and undamaged. Keep those leaks at bay and catch those issues early with our handy guide to health-checking your roof.

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This article can help you understand
  • Things to check for

  • Inspection techniques

  • Looking at ventilation

  • Investigating roof tiles

  • Flashing and seals

  • Gutters and clearing buildup

  • Minimising moss growth

  • Finding a reliable roofer

Roofs certainly take a battering from the worst of our weather. Spring showers, soaring summer temperatures and winter storms all take their toll.

A simple, regular health-check will help keep your home free from leaks and protected from the unpredictable UK weather.

The 6 key things to check on a roof

Roofs aren’t created equally. That’s why it’s important to check that your roof has remained stable for a number of years.

It is important to regularly assess structural integrity. By looking at things such as:

  • Tiles firmly fitted

  • No cracks

  • No ingrowing plants (such as ivy)

  • No leaks

  • Seals around windows

  • No build-up of moss

If you spot any signs of damage, you’ll want to find the right roofer for the job.

Not sure where to start? Look for someone in your area by browsing relevant tradespeople in your area.

Just pop your postcode in the box and start looking now.

Find a local roofer

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Inspecting the inside

Investigate for visible signs of damage. Start in the loft and look out for:

  • Any sagging

  • Water marks

  • Rot (which will look like dark patches)

  • Sunlight shining through

You can repair some of the roof yourself.

However, if you notice that something is not right and you are not sure what to do, it’s best to look for your local checked and reviewed roofer on Checkatrade.

From repairs and replacements, through to cleaning services and additions like solar roof panels, take a look at our roofing hub for help with deciding the jobs that need doing above your head.

Checking your ventilation

If your loft is not well-ventilated, moisture and condensation will build up and could damage your roof from the inside.

Check your vents for any blockages such as:

  • Moss

  • Leaves

  • Pests / habitats

  • Roof insulation

All of these stop the air for escaping. If you find any, use an old paintbrush to remove any build up and the air will soon flow freely again.

Look for loose and damaged roof tiles

Roof tiles are prone to becoming loose, cracked, broken or displaced.

You can inspect any damage yourself if you have the proper safety equipment including:

  • Extension ladder with a suitable height

  • Safety harness

  • 700kg breaking strain rope

  • Soft-sole shoes with grip

If you do not have the relevant safety equipment, we recommend hiring a roofer or a drone surveyor to assess your roof.

Checking the flashing

Flashing is another word for the metal strips which act as a seal. You can find them on your:

  • Chimneys

  • Skylights

  • Satellite dishes

  • Vents

  • Other objects on your roof

If the flashing sits flush against the roof with no gaps for water to seep in, and none of the sealing is cracked, it should be OK. It should be fitted with permanently waterproof, 100% silicone sealant.

Flashing can slip over time – so you’ll need to check for any signs of movement and replace anything that looks rusty.

Flashing, roof sealant and caulk can be found in DIY shops, but unless you have the proper safety equipment needed, call in a Checkatrade roofing expert.

How to get leads for roofing businesses

Leaking roof - What to do and who to call

Think you may have a leaking roof? We explain how to handle a roof leak safely, how to tell if it’s an emergency, what usually causes leaks, and how to find the right tradesperson to put things right without delay.

Learn more

Unblocking gutters

If your guttering is blocked or damaged, it can cause serious damage to your property.

Water can:

  • Build up

  • Collect underneath your eaves

  • Leak and run down the outside walls of your home

  • Seep into your foundations

Regularly look up at your gutters to check for signs of sagging. When it is raining, you can also check for signs of spillage.

Roof tiles covered in moss

Check for moss growth

Harmless as it might look, moss can be a menace.

It can:

  • Cause moisture damage

  • Affect roof tiles

  • Create issues for wood underneath

Summer helps spread moss, so catch it before it gets out of control.

The best way to remove moss is to allow it to dry out and then use a stiff bristled broom to brush it off.

However, if it’s unsafe for you to reach your roof or your roof is covered in moss, it’s time to speak with a roofing expert for advice.

Find a local roofer

Roofing company name ideas to help get you started

Ways to find a trusted roofer

Timely roof repairs don’t just protect your home – they can also help you avoid bigger, more expensive problems down the line.

All Checkatrade members commit to delivering a high standard of work – and they only become members after passing up to 12 checks.

This includes:

  • Delivering a high quality of workmanship

  • Maintaining high standards of personal conduct

  • Working safely, ethically, and within their skill set

  • Communicating clearly and honestly

  • Agreeing costs and contract terms upfront

  • Encouraging and welcoming customer reviews

Your roof protects everything beneath it, so don’t wait. If you've checked your roof and see something's amiss, contact a tradesperson working in your area to get the job done right.

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