Warning Signs You Need a New Roof


Replacing your roof is a significant expense for most homeowners, but it is unavoidable. Knowing the tell-tale signs when your roof needs replacing is a crucial step in ensuring the safety and stability of your home. This article will cover the warning signs indicating you need a new roof and what to consider before making your decision. We’ll also discuss different types of roof replacements and the key features you should look for when hiring a roofing company.

Need To Know The Signs Super Quick?

If you don’t have time to read the full article, there is no need to worry. We have listed the signs below for quick reference.

Signs you need a new roof?

  • Sagging or drooping roofline.
  • Warped and cracked roof tiles.
  • Missing shingles.
  • Light is coming through the roof boards.
  • Moss is growing on the roof.
  • Leaks around vents and flashing.

Should Your Roof Needs Be Replaced?

When it comes to your home, the roof is one of the most critical components. It is designed to protect your home and its contents from the elements. Unfortunately, due to age and wear and tear, the roof and its components can start to break down and need repair or even replacement. Here’s what to look for to help you take the necessary steps to protect your home and ensure that your roof is in good condition.

Sagging Roof.

A sagging or drooping roofline is one of the most obvious signals that you may need to replace a roof. This is especially true if there are noticeable dips in more than one area. It’s possible that the sheathing, which supports your shingles and other material, has been affected by water damage which can cause your roof to sag due to the weight of the water.

Additionally, if you notice that your roof’s edges are no longer parallel to the sides of your house, it’s a sign that you need a replacement. Look to see if the edges of the roof are lower than the rest of the roof’s surface. If they are, it could indicate a problem with the trusses or other supports, such as an insufficient number or size of the supports.

Suppose you have a single-story home and can see a noticeable dip in the roofline from the ground. In that case, it is likely due to the weight of snow or water pooling in one area and not properly draining. This can also be a sign of damage to the sheathing or trusses, but it could also be due to a lack of proper ventilation in your home.

If you see visible signs of a drooping roofline, it is important to address the issue quickly and contact a professional. A roofer can inspect your home and identify the source of the problem so you can determine whether you need a replacement or some other repair. In some cases, they may recommend installing a new roof as it can help to avoid more costly damage due to water and snow pooling.

sagging roof in manchester

Warped or Cracked Roof Tiles

Warped or cracked slates can be a telling sign that you need to change your roof. Shingles warp and crack due to age and constant exposure to the elements, making them less effective at protecting your home from damage. When these are warped or cracked water can seep into your attic or other areas of your home, leading to even more costly repairs or a complete whole roof replacement down the road.

The most common signs of warped or cracked roof tiles include:

-Buckling or curling

-Missing sections

-Cracking along the edges.

-Pounding or scraping noises on the roof when it rains

-Moisture spots near the roof tiles

cracked and broken roof tiles

If you notice any of the above signs, it’s important that you take action as soon as possible. If not addressed immediately, these issues can end up leading to a more expensive solution down the road.

If you experienced and confident at DIY you can replace the odd warped or cracked roof yourself. However, if in doubt it is always recommended that you hire an expert to complete the job instead of attempting to patch it up. A professional roofer can identify any underlying issues that may be causing your slates to warp or crack and can also ensure that your new roof slates are installed properly and securely.

Missing or Damaged Shingles

One of the most obvious signs that your roof may need to be replaced is missing or damaged shingles. When shingles are missing, your roof is open to further damage and other serious issues. If you notice any missing shingles, it is important to take action right away.

Damage to your shingles can occur in various ways, such as storms, hail, and other extreme weather conditions. It can also happen if animals attempt to gain entry to your roof and compromise the shingles’ integrity. In some cases, damage may not be visible to the naked eye. After a storm, it is crucial to inspect your roof thoroughly to look for signs of damage.


mising and damaged shingles

If you notice any buckling, blistering, or cracked shingles, you will need to take action. Additionally, see if any granules are missing. It may be a sign that they have been exposed to harsh weather conditions or have been improperly installed.

If you have noticed any of these points, it is important to consult a roofing professional for a roof inspection. They can determine whether you need a complete installation or minor repairs. If this is recommended, you should consider a replacement as soon as possible to ensure that your home is properly protected from the elements.

Missing or damaged shingles are one of the most common signs that you need act. Remember to regularly inspect your roof after a severe storm to determine whether you need a new installtion or repairs.


Granules in the Gutters

Granules are an essential component of roof shingles, acting as a barrier between your roof and the elements. Over time, they can wear away, making a roof vulnerable to damage from extreme temperatures, water, and other environmental factors. When a roof needs to be replaced, granules are often found in the gutters.

If you notice a substantial amount in your home’s gutters, then it could be a sign that it’s time to start thinking about a roof replacement. An older roof that can no longer protect your home from the elements may show signs of wear and tear, such as the wearing away of granules. If you notice any granules in the gutters, it could indicate that your roof requires a replacement.

granules in the gutters

An ageing roof is a clear sign that you need a new one. An asphalt shingle roof has a lifespan of around 20-25 years. When they reach the end of their lifespan, they start to deteriorate. If your roof is over 25 years old and you’re noticing signs of aging such as cracking, curling, and wear and tear, then it’s important to seek professional advice.

Daylight Visible Through the Roof Boards

One of the most glaring signs you need to install a new roof is if you notice daylight visible through the roof boards. This can be due to various causes, from general wear and tear to more severe issues. If you are seeing light through your roof boards it’s time to call in a professional roofing company.

Roofs are designed to protect the structure of your home, and when your roof boards are not doing their job correctly, the entire structure of your home may be at risk. When daylight can be seen through the roof boards, it signifies structural damage.


daylight visable through my roof

The issue is likely due to one of the following:


Water leaks: If the roof boards have been exposed to water or moisture, it can cause them to deteriorate over time. This is especially common in areas that are prone to storms or heavy precipitation. If you notice signs of water damage, mold, rot, or discoloration in the attic or around the exterior of your home, then it may be a sign that the structural integrity is compromised.

Poor installation: Poorly installed roof boards can lead to structural problems. If your roof has been installed improperly, it’s important to address the issue right away to stop any further damage or risk to your home.

Poor ventilation: Poor ventilation in the attic can cause moisture buildup, which can lead to the deterioration of roof boards. If you notice any signs of moisture buildup in the attic, it’s important to take action and repair or replace the roof boards.

If you notice any of these signs, it’s important to contact a roofing contractor and have the issue inspected as soon as possible. Ignoring these issues can put your home at risk and can be costly carry out roof repairs.

A specialist can help you to assess the situation and advise you on the best course of action. They can also provide you with a detailed estimate of the costs associated with a replacement.

Additional Considerations

When it comes to replacing your roof, there are a few additional considerations to keep in mind. Firstly, if you are considering replacing an existing roof because it is old or it has sustained significant damage, then it is important to ensure that the new materials are compatible with the existing ones.

The age and condition of existing materials will influence the type of new materials that should be chosen. The weight of the new material must be taken into account, too, as heavier materials may require additional structural support.

Another consideration is the climate in which the roof will be located. Different materials are suitable for different climates and, as such, the material choice must be made accordingly. For instance, in wetter climates, metal and rubber roofing materials are more suitable while in warmer climates, asphalt shingles are more likely to be used.

The pitch of the roof should also be taken into account. A steep pitch can be more challenging to work with and may require experienced roofers to install the materials correctly. Additionally, certain materials may have limitations in terms of pitch, so this is something to consider when selecting the materials for the project.

Finally, the ventilation of the roof should also be addressed. Poor ventilation can not only lead to problems with moisture damage but can also extend the amount of time it takes for the roof to be replaced.

Moss Growing on the Roof

Moss growing on your roof can signify that your roof is due for a replacement. This is a type of biological material that sprouts up due to constantly moist, wet, and humid conditions.

This can occur when the roof is no longer properly ventilated and lacks the necessary insulation and air-tight seal that comes with a newly-installed roof.

The presence of moss on your roof is a sign that water is seeping into the insulation and ageing the material, causing it to break down and crack. This can lead to water damage, a leaky roof and costly repairs. Moss should always be removed so you can assess the damge.

Additionally, this plant can act as a sponge, holding onto moisture and encouraging the growth of water-based organisms, such as algae and mildew. This can further damage the roof and, if left unchecked, can even lead to complete replacement.

moss growing on your roof

Therefore, if you’ve noticed growth on your roof, it’s best to have a professional roofing contractor carry out an inspection to determine if a replacement is necessary. It may be necessary if signs of wear, tear, such as leaking, cracked shingles, weak spots, loose nails, and other indicators.

If the roof is in need of replacement, the contractor will provide an estimate of the cost of roof replacement and will also discuss the best materials and installation techniques for your roof.


Leaks Around Chimneys, Vents, and Flashing

Water coming in around chimneys, vents and flashing can often be one of the most obvious signs that a roof is in need of replacement.

If you notice water seepage from these areas, it is likely that their seals have broken down, resulting in water and moisture finding its way into your attic and, ultimately, your home. When this happens, it’s time to consider replacing your roof.

This is a common cause for water coming in. As it’s usually made of metal, such as copper or aluminum, and it is used to create a seal between your chimney and the roof.

Over time, due to environmental factors such as wind and rain, `it can become loose or corroded, causing water to seep inside. If you notice any gaps or rust on flashing, it’s important to inspect it further to determine if a new roof is necessary.

leaking around chimney and flashings

Vent pipes are another potential culprit of roof leaks. They are commonly used to air a furnace, hot water heater, or other appliance. They are usually made of metal and are sealed off to the roof with a rubber gasket. Over time, these rubber gaskets can become brittle, leading to water entering your attic and home. If they start to look weathered or worn, it’s time to invest in a new roof.

Last but not least, this is a common source of water issue. Weatherproofing is typically used to seal off two sections of roofing material, such as where two types of shingles meet, or where a roof meets a wall. It should be checked regularly for gaps or rust, which can lead to issues.



A roof is an integral part of any home, and it is important to take care of any signs that suggest it needs to be replaced. While many homeowners may feel intimidated by getting a new roof, understanding the signs is a great first step in preparing an action plan and finding a roofer

Knowing the signs of a roof in disrepair, such as drooping roof lines or damaged shingles that are buckling, blistering may indicate that you need a new roof. Even if you have a flat roof. In addition, it is important to inspect your roof for daylight visible through the roof boards, moss growth, and water exposure around chimneys, and flashing.

Don’t wait to determine if you need work carried out. A damaged roof you should be attended to immediately. With the right combination of knowledge, preparation, and upkeep, you can maintain the health of your roof for years to come.