How Would You Know If Something Was Wrong Under Your House?

Jeff Robinson • October 12, 2026

When a homeowner finally makes the call, something shifts.


We come out and do a thorough inspection. We get under the home and look at everything — and we show you what we're seeing in real time so there are no surprises when we sit back down with you. You'll know exactly what's down there. You'll know exactly what it takes to fix it. And you'll have a clear picture of what your home looks like after the work is done.


No pressure. No scare tactics. Just an honest look at what's happening and a straightforward plan to address it.


Most homeowners tell us the same thing after that first visit.


They wish they hadn't waited as long as they did.

The Part of Your Home You've Never Seen

Think about it for a second. When's the last time you actually went under your house?


For most people, the answer is never. And that's not because you don't care about your home. It's just not a place people go. Crawl spaces are not something that people get into regularly, so if something's going wrong down there, you'd have no way of knowing. You wouldn't know it unless you actually came down and inspected it.


That's not a knock on you. That's just how houses work. But it does leave a real gap — the one part of your home that's completely out of sight, out of mind, until something goes wrong.

How Fast Things Can Change Down There

Here's why that gap matters. A crawl space can sit at almost 80% humidity. Then, once a proper system is turned on, that same space can drop to 71 degrees and 64% humidity — in just a couple of hours.


That's a big swing. And it happened fast. If conditions can change that much in a couple of hours with a system working for you, imagine how much they can change when nothing's watching at all.

A Simple Fix for an Invisible Problem

So how do you actually know what's happening down there without crawling under your own house every week?


There's a wireless humidistat that goes up inside the house, so the customer has an indication if something goes wrong. The sensor sits in the crawl space, but the readout lives right inside your home — somewhere you'll actually see it.


If that humidity comes above 55%, you know to notify us, and we'll come get it figured out for you. No guessing. No crawling around with a flashlight trying to figure out if something smells off. Just one number to watch.

A crawl space with white plastic vapor barrier covering the ground and wrapping around the support pillars and walls.

What You Can Do Right Now

If you've got a crawl space, here's a quick gut-check:


Ask if your system (or any system you're considering) includes a humidity readout inside your house — not just a sensor you'll never see.

Know your number. 55% is the line. Anything above that means it's time to call someone.

Don't wait for signs. By the time you see a problem, it's usually been building for a while.

You Shouldn't Have to Wonder

A home should feel like something you understand, not something with a hidden part you're quietly worried about. That's the whole point of a setup like this — you don't have to check. You don't have to guess. You just glance at a number, and you know.


If you're not sure what's happening under your house right now, let's find out together. Give My Guys a call for a straightforward inspection — no pressure, no scare tactics, just a real look at what's going on down there and an honest conversation about what (if anything) needs to happen next.

Book A Free Inspection Now

Your crawl space problems aren't going to fix themselves. But they are fixable. Let's get it done — the right way, permanently.

Or call us directly (217) 863-9559

Not Sure What's Happening Under Your House?

Just because you can't see a problem doesn't mean there isn't one. Excess moisture and humidity can go unnoticed in your crawl space until the damage becomes harder to ignore.


At My Guys Crawl Space, we help Central Illinois homeowners understand what's happening beneath their homes through thorough inspections and straightforward recommendations.


Schedule your crawl space inspection today. Let's find out what's going on under your house and what, if anything, needs attention.

Based in

Mahomet, Illinois Serving all of Central Illinois.

Business Hours

Mon Fri - 8am to 5pm

Sat Sun - Closed

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