10 Smart Roof Inspection Checklist for New Homebuyers in Winnipeg

Acquiring a residence is exhilarating—nonetheless, it constitutes a considerable financial obligation. While we often focus on modern kitchens and spacious bedrooms, one of the most crucial elements of any property is often overlooked: the roof. For new homebuyers in Winnipeg, a detailed roof inspection checklist is essential.

Winnipeg’s extreme weather—from snow-heavy winters to hot summers—can take a serious toll on roofing systems. A well-maintained roof isn’t just for curb appeal; it protects your entire home from leaks, mold, and structural damage. Neglecting this step may lead to costly repairs amounting to thousands of dollars in the future.

This guide offers a 10-point roof inspection checklist specifically for homebuyers in Winnipeg. Whether you’re working with a professional or examining it yourself, knowing what to look for can help you make an informed, confident buying decision.

Why Roof Inspection Is Crucial in Winnipeg

Winnipeg’s climate creates unique challenges for homeowners. Heavy snowfall and freeze-thaw cycles can lead to ice dams and shingle deterioration. Severe winds and hail during the spring and autumn months can raise, break, or damage shingles.

This is why a thorough roofing inspection isn’t just a box to check off—it’s an essential step before purchasing a home. Identifying issues early allows you to negotiate repairs, adjust your offer, or even reconsider the property if the damage is extensive.

The Ultimate 10-Point Roof Inspection Checklist

1. Roof Age: Know What You’re Getting Into

The roof’s age determines how much longer it can protect your home. In Winnipeg, asphalt shingles are commonly used and typically last between 20 to 30 years. Always ask the seller for documentation, including installation date and material type. If it’s nearing the end of its lifespan, be prepared for a new roof inspection and budgeting for replacement.

2. Curling or Peeling Shingles

Look for curled or lifted shingles, especially at corners or edges. Curling is a sign of aging and exposure to extreme temperatures. It also creates paths for moisture to enter, which can damage the attic and interior walls.

3. Missing Shingles in Valleys

Valleys handle a significant amount of water runoff. Even a single missing shingle in these areas can lead to leaks and rot. Be extra cautious when inspecting these drainage paths—damage here means a compromised roof structure.

4. Granules in Gutters

Examine the gutters for sand-like granules. These protect shingles from ultraviolet (UV) rays and fire. Significant granule loss indicates aging shingles and a failing roof. Gutters in poor condition also worsen drainage problems.

5. Sagging or Uneven Roof Lines

From the street, check the roofline. Is it straight and even? Any dips or sagging areas may signal structural damage to the rafters or decking. This could be due to water damage or foundation shifts.

6. Moisture in the Attic

Use a flashlight to look inside the attic. Water stains, damp insulation, and discoloration indicate leaks or condensation. Be mindful of the regions surrounding vents, chimneys, or skylights—frequent areas of concern.

🡪 Learn more: Roof Replacement in Winnipeg: 5 Remarkable Factors to Consider

7. Mold or Mildew: A Silent Warning

Dark streaks on shingles or mold inside the attic are red flags. Mold often signals long-term moisture issues or poor ventilation. It also presents health hazards and compromises the integrity of the roofing structure.

🡪 Learn more: What Makes Roof Ventilation Important in Winnipeg

8. Damaged Flashing Around Penetrations

Flashing protects the areas around chimneys, vents, and skylights. Cracks, rust, or poor sealing can let water in. The fluctuations in temperature in Winnipeg render these locations particularly susceptible.

🡪 Learn more: When Is The Right Time To Replace Winnipeg Roof Flashing?

9. Poor Attic Ventilation

Without proper airflow, your attic traps heat and moisture—degrading shingles and causing mold or ice dams. Check that vents are clear and properly placed. Poor ventilation shortens the lifespan of your roof and increases energy bills.

🡪 Learn more: 8 Signs of A Poorly Insulated Attic

10. Ice Dams and Winter Water Damage

Ice dams are a major concern in Winnipeg. Look for water stains just below the eaves, warped siding, or damaged gutters. These are signs of past ice damming, which often results from inadequate attic insulation or ventilation.

Roof Inspection Cost: A Wise Investment

Although this roof inspection checklist enables you to assess the roof independently, it is strongly advised to engage a professional. A professional roof inspection generally costs a few hundred dollars—a small price to pay to avoid hidden issues that could cost thousands.

A qualified inspector can:

• Use moisture meters to detect hidden leaks
• Check flashing and underlayment integrity
• Access areas you can’t safely reach
• Provide detailed reports with repair estimates

Spending a little on a proper roofing inspection today could save you a lot down the line.

Seasonal Maintenance Records and Previous Repairs

Another valuable piece of information to consider is the roof’s maintenance history. Ask the seller if any repairs or seasonal upkeep have been documented, such as snow removal, resealing flashing, or replacing shingles. Regular maintenance indicates that the previous homeowner was proactive and attentive—potentially extending the lifespan of the roof. On the other hand, a lack of repair records or vague answers about past issues may be a red flag. Remember, the more you know about the roof’s history, the fewer surprises you’ll face after moving in.

Inspect Before You Invest

Your roof is your first line of defense against Winnipeg’s weather. Don’t let your dream home turn into a disaster because of an overlooked roof issue. By following this roof inspection checklist, you empower yourself to make a confident, informed decision.

Remember, understanding the roof inspection cost, hiring a qualified inspector, and checking for key issues like flashing, mold, and ventilation could mean the difference between peace of mind and costly surprises. Be proactive, diligent, and prepared. You’ll thank yourself later.

Ready to Make a Smart Investment?

At All Weather Exteriors, our experienced team of roofers and home inspection professionals in Winnipeg is dedicated to helping you navigate the homebuying process with confidence and ease. From detailed roofing inspections to expert advice on repairs, we’re here to protect your investment.
Contact us today for a free consultation and experience the difference of trusted, professional roofing services.

Editor’s Note: This post was originally published on May 9, 2019. The last update was made on May 30, 2025 to reflect new information and insights.