A home can look perfect during a walkthrough, and still hide problems that only show up after you move in: a musty corner, a soft baseboard, or a door that starts sticking for “no reason.”

Two of the most common culprits are moisture and wood-destroying pests. The good news is that early warning signs are often visible if you know where to look, and catching them early can save you stress and money later.

This checklist was prepared with practical input from Good Life Inspections, a home inspection company that provides termite inspections in Sacramento and clear, written reports.

Key Takeaways (Read This First)

• Moisture problems and wood damage often go hand in hand, especially near foundations and plumbing.

• A careful walkthrough can reveal red flags, but a professional inspection provides clarity and documentation.

• If you’re buying or selling, a written report can help prevent expensive surprises.

Why Moisture and Termites Are Often Connected

Moisture can soften wood, warp materials, and hide damage behind trim, drywall, and finished flooring. When damp conditions stick around, they can also make a property more attractive to termites and other wood-destroying pests.

So the goal isn’t only “Do I see pests?” It’s also: Are there conditions that invite them in?

The 60-Second “Should I Be Concerned?” Checklist

If you answer “yes” to any of the following, it’s worth taking a closer look:

• The home has a history of leaks, repairs, or recurring dampness

• There’s wood touching soil (fence posts, deck supports, planters)

• You notice musty odors, staining, or bubbling paint/drywall

• Bathrooms, laundry areas, or under-sink cabinets show swelling or warping

• The home is older, or there are no clear records of prior termite inspections

If you’re under contract, these items matter even more because they can affect repairs, negotiations, and your long-term maintenance plan.

The Termite & Moisture Checklist (Run This Before Closing)

You don’t need special tools, just a flashlight and a slow, careful walkthrough.

Walk the Exterior Perimeter and Foundation Line

Start outside. Look where the home meets the ground. Check for:

• Mud-tube-like lines on foundation walls

• Gaps around utility lines entering the structure

• Soil or mulch touching siding or exposed wood

• Heavy vegetation pressing against the home

Why it matters: Many issues start outside and move inward.

Check the Garage and Utility Areas Closely

Garages often reveal what finished rooms hide. Look for:

• Damp corners or staining along walls

• Soft or deteriorating wood near doors or side entries

• Cardboard stored directly on the floor (it holds moisture and can attract pests)

• Signs of past leaks near water heaters, HVAC units, or laundry hookups

Customer tip: If a space smells “earthy” or musty, note where it’s strongest.

Inspect Bathrooms, Laundry Areas, and Under Sinks

These are the most common moisture zones. Check for:

• Swollen cabinet bases or peeling veneer

• Warped flooring near toilets and tubs

• Slow leaks or rusted supply lines

• Fresh patchwork or new paint in a small, isolated section

If a cabinet base feels soft or crumbles at the edges, that’s a reason to investigate further.

Look for “Spot Fixes” That May Hide Moisture

Fresh paint isn’t automatically suspicious, but it’s worth a closer look when it appears in only one section.

Be alert for:

• Paint on one wall only

• New baseboards in a single area

• Drywall patches near the floor

• Brand-new flooring in one corner of a room

This doesn’t automatically mean termites. It simply means something may have happened there.

Pay Attention to Doors and Windows That Suddenly Stick

Sticking can be normal settling, but it can also signal swelling from moisture or hidden deterioration around frames.

If someone says, “It only sticks sometimes,” make a note and inspect the nearby trim and flooring carefully.

Watch for Swarms or Discarded Wings (Seasonal)

If you see clusters of small insects near lights or find discarded wings on windowsills, take a photo. Correct identification matters because different pests require different solutions.

Check Exterior Wood Structures and Soil Contact

Walk the property and look for:

• Fence posts set directly in the soil

• Wood touching mulch/ground

• Planters pressed against the siding

• Wood piles are stored next to the home

Quick fix: Keep a visible gap between soil/mulch and siding wherever possible.

When to Book a Professional Termite Inspection

This checklist can help you spot red flags, but it can’t replace a trained inspection—especially if you want clear documentation.

A professional termite inspection is a smart idea:

• Before closing (buyer or seller)

• Before remodeling (especially kitchens, bathrooms, or conversions)

• After any water event (leak, overflow, recurring dampness)

• If you see mud-tube-like lines, wings, or suspicious wood damage

• If neighbors report termite activity nearby

How to Choose a Termite Inspection Company (Without Guesswork)

When you’re comparing providers, look for:

• Clear scope: what areas are included?

• Transparent turnaround times for the report

• Proper licensing/insurance where applicable

• Professional, readable reporting (not vague notes)

• Willingness to explain findings in plain English

A reputable inspector won’t rely on fear. They’ll rely on evidence.

Quick Prevention Tips That Actually Work

Even if an inspection is clean, prevention helps reduce risk:

• Fix leaks quickly and keep damp areas dry

• Keep mulch/soil away from siding and exposed wood

• Store firewood away from the structure

• Ensure gutters and downspouts move water away from the home

• Seal obvious exterior gaps where appropriate

• Consider periodic inspections, especially in older homes

Termites vs. Carpenter Ants (Quick Difference)

• Termites can damage wood from the inside out, leaving mud-tube-like lines or discarded wings.

• Carpenter ants don’t eat wood, but they tunnel through damp wood and often signal a moisture problem.

If you’re unsure what you’re seeing, a professional inspection can identify the source and recommend the right next step.

Bottom Line

Moisture + wood + time can create expensive surprises. This checklist helps you catch red flags early, but a professional termite inspection before closing is one of the simplest ways to protect your investment.