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Garcia’s Seasonal Roofing Checklist for Ontario Buildings: Spring

Well it appears that Spring in Ontario is a finally here. After the winter we’ve had, that means for roofing systems, it’s one of the most important times of the year.

After months of snow, ice, and freeze-thaw cycles, many roofing issues begin to surface as temperatures rise. What may have gone unnoticed during winter can quickly become visible — and costly — if not addressed early.

At Garcia Roofing, we recommend using spring as a reset point to assess your roof’s condition, correct winter damage, and prepare for the warmer months ahead.

*Disclaimer*: This checklist is intended for education purposes only. We don’t recommend owners maintain their own roof unless they are trained, experienced and comfortable at heights.

Inspect for Damage Caused by Winter Conditions

Winter can leave behind a range of hidden issues.

Common signs of damage include:

  • Cracked or stressed membranes
  • Separated seams or flashing
  • Punctures from snow removal
  • Displaced materials due to ice buildup

Spring is often the first opportunity to properly inspect these areas.

Clear and Test Drainage Systems

One of the most critical spring maintenance tasks is ensuring drainage systems are fully functional.

During winter, drains and scuppers can become blocked by ice buildup, fallen debris and sediment carried by melting snow.

In spring, this can lead to:

  • Ponding water
  • Slow drainage
  • Increased leak risk

Your Checklist:

  1. Clear all drains and scuppers
  2. Check for proper water flow
  3. Inspect for damage around drainage areas

Proper drainage is essential to preventing long-term roof deterioration.

Check for Ponding Water and Low Areas

As snow melts, water may collect in low areas of the roof.

If water remains for more than 48 hours, it can indicate:

  • Poor drainage design
  • Insulation compression
  • Structural shifting

Ponding water accelerates membrane wear and increases the likelihood of leaks.

Inspect Roof Penetrations and Flashing

Roof penetrations, including vents, HVAC units, and skylights are common failure points.

Freeze-thaw cycles can cause:

  • Expansion and contraction
  • Sealant breakdown
  • Flashing separation

Spring inspections should focus on:

  • Sealant condition
  • Flashing integrity
  • Signs of water entry

These areas are often where leaks begin.

Look for Interior Warning Signs

Spring is when interior signs of winter damage become noticeable.

Check for:

  • Water stains
  • Bubbling paint
  • Damp odors
  • Mold or mildew

Interior inspections should be part of your spring building walkthrough.

Remove Debris from the Roof Surface

Debris accumulation is common after winter and early spring weather.

This may include:

  • Leaves
  • Branches
  • Dirt and sediment
  • Leftover ice fragments

When left to accumulate, debris can block your roof drains, trap moisture against the building and equipment, and accelerate membrane wear.

A clean roof performs better, lasts longer and is easier to inspect.

Schedule a Professional Spring Roof Inspection

A professional inspection provides a detailed assessment of your roof’s condition after winter. This assessment is vital when you need to forecast for funding or expenses and addressing small issues early can reduce repair costs, extend your roofs lifespan, and maintain warranty compliance.

Garcia Roofing’s spring inspections include:

  • Full membrane evaluation
  • Drainage assessment
  • Flashing and penetration checks
  • Identification of developing issues

Early detection allows for targeted repairs before problems escalate.

We’re not just here for today, we’ll be here tomorrow as well.

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