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 Rated 4.8 Excellent - Trusted By 17,000+

DampSentry ™

$179.99
$179.99
SAVE Liquid error (snippets/price line 116): Computation results in '-Infinity'% Sold out
 

check_circle Detect hidden damp without damaging walls

check_circle Get accurate readings up to 20mm thick

check_circle Know instantly with simple color alerts

check_circle Catch rising humidity before mold can grow

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After our basement flooded, I used DampSentry every few days to check the drying progress. One corner kept reading high longer than the rest, and it turned out there was still a slow leak we'd have missed otherwise. The color-coded readout showed exactly where to keep checking.

Verified Buyer - Melissa R.

  • Select the material mode for wood, drywall, or masonry.
  • Press the sensor flush against the surface you want to test.
  • The electromagnetic sensor reads moisture through the material in seconds.
  • Check the color-coded display for an instant, easy-to-understand result.

  • DampSentry Moisture Detector
  • Power Adapter
  • User Manual

Once your item/s is dispatched,
the estimated delivery time is:

- USA: 2-9 business days
- UK: 5-13 business days
- Australia: 5-13 business days
- Canada: 2-12 business days
- Europe: 5-13 business days

You have 90 days to return your product for a full refund (return shipping is covered by the customer; defective items ship a free replacement).

✓ Official Authorized Retailer

This product is not available on Amazon or eBay. You are purchasing directly from the only authorized seller — which means full warranty, verified authenticity, and dedicated customer support. Beware of counterfeit listings on third-party marketplaces.

DampSentry

DampSentry

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  • Over 17,000 recommend DampSentry

Why DampSentry Catches What Other Meters Miss

construction

Multi-Material Detection

Switch between wood, drywall, and masonry modes so every reading reflects real risk for that surface, not a confusing raw number.

sensors

Electromagnetic Precision Sensor

The electromagnetic sensor sends a gentle signal into the material and reads how water disrupts it, working through surfaces up to 20mm thick.

DampSentry
palette

Color-Coded Instant Readout

Dual displays turn every reading into a simple green, yellow, or red signal, so you know at a glance whether to relax or dig deeper.

visibility

Clear Display From Any Angle

Check readings behind furniture, under sinks, or in a dim basement without straining to see the screen.

What our 17,000+ Customers say

Based On Real and Honest Experiences

Melissa R.

After our basement flooded, I used DampSentry every few days to check the drying progress. One corner kept reading high longer than the rest, and it turned out there was still a slow leak we'd have missed otherwise. The color-coded readout showed exactly where to keep checking.

Melissa R.Verified Buyer
Marcus T.

During our home inspection, the inspector's professional meter and DampSentry gave almost identical readings for a fraction of the price. It flagged higher moisture on one exterior wall that the seller fixed before we closed. Best money I've spent on the house.

Marcus T.Verified Buyer
Olivia P.

We had a musty smell in our daughter's room with no visible water anywhere. DampSentry lit up red in one corner of the wall, which led us to a grading issue outside that was pushing moisture in. My wife has asthma, so catching it early gave us real peace of mind.

Olivia P.Verified Buyer

Frequently Asked Questions

verified +347 experts reviewed it as the best choice in 2026
Q1 What's a normal moisture reading for drywall or wood?
Safe ranges vary by material. Inspectors often flag wood readings above 16-20% moisture as a concern, while drywall reads differently. DampSentry's color display turns that into green, yellow, or red, no lookup chart needed.
Q2 How do I know the reading is accurate?
Select the right material mode, then press firmly against a clean, dry surface. DampSentry's sensor is calibrated to read consistently through materials up to 20mm thick, so you're not stuck guessing between conflicting numbers.
Q3 Do I need to drill holes or damage surfaces to get a reading?
Not at all. DampSentry's electromagnetic sensor reads through the surface itself, unlike pin-type meters that leave small holes behind. Test the same wall, floor, or trim as many times as you want with nothing to patch.
Q4 Can I use it on painted or finished surfaces?
Yes. DampSentry reads through paint, wallpaper, and most finishes on wood or drywall, and switches to a dedicated mode for masonry, so you never have to strip a surface just to check it.
Q5 How do I interpret the color-coded display?
Green means the surface is dry and safe, yellow signals rising moisture worth monitoring, and red flags a level that needs immediate attention.
Q6 What's the difference between this and a regular hygrometer?
A hygrometer only reads air humidity in a room. DampSentry presses against the surface itself to measure moisture inside the material, while also tracking ambient temperature and humidity for the full picture.
Q7 Does this actually detect mold, or just moisture?
DampSentry measures moisture content, not mold spores directly. Since mold needs sustained damp to grow, catching a high reading early lets you dry the area out before mold ever gets the chance to start.
Q8 How deep does DampSentry measure into the wall?
DampSentry reads through wood, drywall, and masonry up to 20mm thick, which covers most interior wall and flooring surfaces you'd want to check before painting or renovating.
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