# How to Spot Damage to a Commercial Roof

Mammoth Roofing & Exteriors · https://mammothroofs.com/blog/how-to-spot-damage-to-a-commercial-roof/ · (210) 934-9074

For expert help, contact Mammoth Roofing, the best roofing contractor for repairs and replacements.

_3 min read · Updated July 23, 2025_

If you own a commercial property, keeping your roof in good shape is crucial. A damaged roof can lead to expensive repairs and make your building look neglected. Here are some clear signs of commercial roof damage and how to protect your investment.

## Signs of Roof Damage

#### **1. Mold Growth**

- Happens due to water leaks from the roof or poor ventilation.

- Prevent it by keeping your building dry and well-ventilated.

- Use a bleach solution or trisodium phosphate to remove mildew.

#### **2. Ponding Water**

- If water collects on your roof after rain, your drainage system isn’t working properly.

- Pooling water can cause leaks and structural damage.

- Hire the best roofing contractor to fix drainage issues before they worsen.

#### **3. Cracks and Blisters**

- Cracks, blisters, or bubbles on your roof mean the material is weakening.

- These issues reduce the roof’s lifespan and can lead to leaks.

- Contact **residential roofing contractors near me** for an inspection.

#### **4. Ceiling Stains and Water Damage**

- Water stains on ceilings mean your roof is leaking.

- Mold or mildew on walls indicates moisture buildup.

- A professional roofing inspection can pinpoint the leak source.

#### **5. Missing or Damaged Flashing**

- Flashing seals roof cracks and prevents water from entering.

- If it’s bent, cracked, or missing, your roof is vulnerable to leaks.

- Get residential roofing contractors to repair or replace flashing immediately.

#### **6. Rips or Tears in Roofing Material**

- Tears in roofing material expose your building to water damage.

- Ignoring small rips can lead to costly structural problems.

- Schedule a roof inspection to prevent further damage.

#### **7. Missing or Warped Shingles**

- Missing shingles are a clear sign of roof wear and tear.

- High winds and storms often cause shingles to loosen.

- Replacing shingles is an affordable way to maintain your roof’s integrity.

#### **8. Warping or Buckling**

- Flat roof warping is a major red flag.

- Causes include natural aging or poor installation.

- Work with the best roofing contractor to ensure proper installation.

#### **9. Rusted or Clogged Gutters**

- Gutters direct water away from your building.

- Rust or blockages prevent proper drainage, leading to leaks.

- Clean gutters regularly to avoid water damage.

#### **10. Exposed Nails**

- Exposed nails weaken the roof’s structure.

- They can cause leaks and rust over time.

- Use a nail finder to locate and fix exposed nails.

#### **11. Missing Roof Aprons**

- Aprons help prevent water from seeping into the roof.

- If any are missing, replace them immediately.

- Proper aprons keep your roof watertight and secure.

#### **12. Noisy Roof (Creaking or Squeaking Sounds)**

- Strange noises can indicate structural issues.

- Don’t ignore cracking sounds in your roof.

- A roofing expert can inspect for hidden damage.

- Protect Your Roof and Save Money

**Whatever the damage, taking action early saves money. Follow these steps to keep your commercial roof in top shape:**

- Schedule regular roof inspections.
- Clear gutters and drains to prevent water buildup.
- Fix small issues before they become big problems.
- Keep an eye on roofing materials and replace them when needed.
- Ensure proper ventilation to avoid mold and mildew growth.
- Use high-quality materials for long-lasting durability.
- For expert help, contact Mammoth Roofing, the best roofing contractor for repairs and replacements.
- Keep your commercial property safe and looking great!

For expert help, contact Mammoth Roofing, the [best roofing contractor](https://mammothroofs.com/) for repairs and replacements.

## Get a Free Roof Inspection Today!

Don’t let roof damage go unnoticed. Contact Mammoth Roofing today for a free inspection and professional repair services. Keep your commercial property safe and looking great!