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How Do I Know When I Need to Replace My Roof?

How Do I Know When I Need to Replace My Roof?

Your roof is one of the most critical components of your home. It protects you from the elements, contributes to your home’s energy efficiency, and adds to its overall aesthetic appeal. However, like all parts of a home, roofs have a lifespan and will eventually need to be replaced. But how do you know when it's time for a roof replacement? In this blog post, we'll guide you through the signs to look out for and explain why it might be time for a new roof.

Signs That You Need a New Roof

1. Age of Your Roof

The age of your roof is a significant factor in determining whether it needs to be replaced. Most roofing materials have an expected lifespan:

  • Asphalt Shingles: 20-25 years
  • Wood Shingles: 20-30 years
  • Metal Roofs: 40-70 years

If your roof is nearing the end of its expected lifespan, it’s time to start considering a replacement, even if it looks like it's in good condition.

2. Curling or Missing Shingles

Shingles that are curling, buckling, or missing entirely are a clear sign that your roof is deteriorating. Curling shingles can no longer effectively protect your home from water and weather damage, which can lead to leaks and structural issues.

3. Granules in the Gutters

Asphalt shingles lose granules as they age. If you notice granules in your gutters or downspouts, it’s a sign that your shingles are breaking down. This granule loss accelerates with time, reducing the effectiveness of the shingles and leaving your roof more vulnerable to damage.

4. Leaks and Water Damage

Water stains on your ceiling or walls can indicate a leaking roof. If you notice water damage inside your home, it’s crucial to investigate the source immediately. Persistent leaks can lead to mold growth and structural damage, which can be costly to repair.

5. Sagging Roof

A sagging roof is a serious issue that typically indicates structural problems. This can be caused by prolonged exposure to water, a weakened roof deck, or faulty roofing materials. If your roof is sagging, it’s important to address the issue promptly to prevent further damage.

6. Daylight Through the Roof Boards

If you can see daylight coming through the roof boards when you’re in the attic, it’s a clear sign that your roof needs attention. This means there are gaps or holes in your roof that need to be repaired or replaced.

7. Moss and Algae Growth

While moss and algae growth on a roof can be more of an aesthetic issue, it can also indicate trapped moisture, which can damage the shingles and underlying roof structure. If moss or algae is prevalent on your roof, it might be time to consider a replacement, especially if the roof is older.

Why Choose CMS for Your Roofing Needs?

At CMS, we understand the importance of a sturdy, reliable roof. We carry a wide variety of roofing materials to suit every need and budget. One of our top brands is CertainTeed, known for its durability, performance, and aesthetic appeal.

CertainTeed Roofing Materials

CertainTeed offers a range of roofing products, including:

  • Asphalt Shingles: Durable and versatile, available in various styles and colors to match any home.
  • Metal Roofing: Long-lasting and energy-efficient, ideal for those looking for a modern, sleek look.
  • Synthetic Roofing: Mimics the appearance of natural materials like slate or wood without the maintenance.

Why CertainTeed?

  • Durability: CertainTeed products are designed to withstand harsh weather conditions and provide long-lasting protection.
  • Energy Efficiency: CertainTeed roofing materials can help improve your home’s energy efficiency, reducing your energy bills.
  • Aesthetic Appeal: With a wide range of styles and colors, you can find the perfect match for your home’s exterior.


Knowing when to replace your roof is crucial for maintaining the integrity and value of your home. By paying attention to the signs of roof wear and tear, you can prevent costly repairs and ensure your home remains protected. If you’re unsure about the condition of your roof, consider consulting a professional for an inspection.

At CMS, we’re here to help with all your roofing needs. With a wide selection of high-quality materials, including CertainTeed, we can provide you with the best options to keep your home safe and looking great. Contact us today at (616)-855-2558 or visit our showroom in Grand Rapids to learn more about our roofing products and services.

#RoofReplacement #HomeImprovement #CMS #CertainTeed #RoofingMaterials #MichiganHomes #HomeMaintenance #BuildingMaterials

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