At PNW Moss Removal, every roof cleaning starts with one important step — a thorough roof inspection.
Before we ever touch a shingle, we take the time to check for damage, wear, and weak spots that could cause problems during cleaning or down the road.

Many homeowners are surprised at what we find up there — and how a quick inspection can prevent major repairs later.
Here’s what we look for, why it matters, and how this step helps protect your roof and your home.

Why Roof Inspections Matter Before Cleaning

Your roof is exposed to harsh weather year-round — especially here in the Pacific Northwest, where constant rain, moss, and debris can slowly break down roofing materials.
If we were to clean without inspecting first, we could risk loosening already-damaged shingles or worsening hidden issues.

A careful inspection helps us:

  • Spot problems before they become leaks
  • Choose the right cleaning method
  • Keep your roof warranty valid
  • Document the roof’s condition

What We Look For During a Roof Inspection

Our technicians are trained to identify early signs of wear and potential damage.
Here are some of the key things we check for:

1. Exposed or Backed-Out Nails

Nails that have worked their way out of the shingles can cause small gaps where water seeps in. Left unchecked, this leads to rot and leaks.

2. Soft Spots or Sagging Areas

These usually mean the decking underneath is water-damaged. We avoid walking on those areas and recommend repairs before cleaning.

3. Missing, Cracked, or Curling Shingles

Damaged shingles expose the underlayment to rain and debris. Replacing them early helps extend the roof’s lifespan.

4. Loose Flashing Around Vents and Chimneys

Flashing seals the vulnerable areas of your roof. If it’s lifted or cracked, water can easily find its way inside.

5. Moss and Algae Thickness

We determine whether a soft wash or gentle treatment is best to avoid shingle damage while still killing all moss spores.

6. Clogged Gutters and Downspouts

Overflowing gutters can cause water to back up under the roof edge and damage fascia boards.

The PNW Difference: Why Roofs Here Need Extra Care

In the Pacific Northwest, our roofs face a unique mix of constant moisture, shade, and tree debris — the perfect recipe for moss and algae growth.
That’s why inspections are so crucial here: problems can form faster and often go unnoticed until it’s too late.

How Inspection and Cleaning Work Together

After we inspect the roof, we’ll walk you through our findings and recommend the safest and most effective cleaning method for your roof type.
Our eco-friendly, low-pressure cleaning system removes moss and debris without stripping granules or damaging shingles.

We also provide before-and-after photos so you can see the results — and have documentation for insurance or HOA records.

Protect Your Roof the Right Way

A simple inspection can make the difference between a healthy roof and an expensive repair.
Let PNW Moss Removal give your home the care it deserves with a full inspection and gentle, eco-safe cleaning service.


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