Access Doors in Knoxville, TN
A proper door for the way into your crawl space
On a lot of Knoxville houses, the way into the crawl space is the weakest spot on the whole foundation. It might be a scrap of plywood leaning against the opening, a homemade wood hatch that rotted at the bottom years ago, or a metal door that never quite latched. Every one of those lets outside air, rain and animals into the space under your floors. Squirrels and possums find a loose panel fast. In winter, cold air pours in around it and chills the pipes and ductwork nearby. And if you've just paid to dry out or seal your crawl space, a leaky door undoes part of that work.
- Free estimate
- No travel charge
- Licensed & insured
- Workmanship warranty
Crawl Space Repair
How access doors work around Knoxville
We fit insulated access doors with a gasket that seals against the frame and a latch that holds them shut. Each one is sized to your opening, so there's no stuffing gaps with foam or towels. If the frame around the hole is rotted or the opening is ragged, we square it up so the door has something solid to close against. In a sealed crawl space, the door becomes part of the envelope with the liner, the closed vents and the dehumidifier. In a vented space, it still stops pests and drafts and keeps rain from blowing in through the opening.
Some access openings sit below the ground outside, often down a few steps or in a small pit next to the foundation. Those collect water every time it rains hard, and on Knox County's limestone ground runoff can head straight for any low spot it finds. A new door on its own won't stop that. The ground around it has to fall away from the opening, or the opening needs a proper well with a way for the water to drain out. We look at both at the estimate so the door goes into an opening that stays dry. It's a small line on most quotes, and it protects everything else.
Worth knowing: On a below-grade access, the door alone will not stop water coming in; the grading or a well around the opening has to be sorted at the same time.
Signs you need this
- A plywood panel or loose cover over the access
- Daylight or draft around the opening
- Water running in at the access after rain
How it works
From the first call to a finished job
- 01
You call, we schedule
A real person at our Powell office answers, Monday to Friday, 9 to 5. You get a callback the same day you ring.
- 02
Free on-site estimate
An estimator walks the Knoxville property, inside and out: crawl space, grading, gutters, the lot itself. Expect an hour, and expect to be shown what he is looking at.
- 03
A written price, explained
Scope, method and cost in writing before anyone starts. No pressure to sign on the spot, and no quotes over the phone.
- 04
Our crew does the work
We clean up behind us, and we stay in constant communication with you until the job is done.
Access Doors questions
What homeowners ask about access doors
Our crawl space hatch is inside a closet floor. Can you put a sealed door there too?
Yes. An interior hatch can leak a lot of crawl space air straight into the house, so it's worth sealing. We look at the opening and the framing around it and fit an insulated, gasketed cover that sits flat and closes tight.
I need to get under the house a couple times a year to check the plumbing. Will a sealed door be hard to open?
No. The doors latch shut and seal with a gasket, but they open by hand without tools. You'll be able to get in for checks and filter changes whenever you need to.
Every heavy rain, water pours down the steps to my crawl space door. Will a better door keep it out?
A door alone won't hold back water running down into a below-grade opening. The ground around it needs to slope away, or the stairwell needs a drain that carries the water off. We'll look at both and price them together so the new door isn't sitting in a puddle.
My crawl space opening is an odd size because someone cut it by hand. Are you stuck with standard door sizes?
We size the door to the opening, and where the edges are ragged or the frame is soft, we square it up first. That gives the gasket a solid surface to seal against, which is what makes the door work.
We had our crawl space encapsulated a few years back but the door is still the old wood one. Is that a big deal?
It's a weak spot. Outside air and moisture can come in around a wood door, and the dehumidifier works harder to make up for it. Swapping it for an insulated, gasketed door is a small job that helps the rest of the system do its work.
The bottom of the wood frame around my crawl space opening is soft and crumbling. Can that be fixed when the door goes in?
Minor rot around the opening can usually be cleaned up and squared off so the new door has a solid frame. If the rot runs into the sill plate or the floor framing above, that's carpentry beyond what we do, and we'll tell you so you can bring in the right trade.
I'm tired of chasing cats and raccoons out from under my house. What stops them coming back through the access?
A solid door that latches and seals with no gaps is the main thing. Animals get in where a panel is loose or a door has warped. We'll also check the vents and any holes in the foundation while we're there, since those are the other ways in.
Does a new access door make any difference to how cold my floors feel in winter?
It can help. A leaky panel lets cold air blow straight under the floor near the opening, and that's often the coldest part of the house. An insulated, sealed door cuts that draft.
Our access door faces the downspout on that corner. Should that be moved too?
Probably. A downspout emptying next to the crawl space opening sends water right where you don't want it. A simple extension or an underground line carrying the water away usually takes care of it, and we can include that on the estimate.
Is it worth replacing just the access door if I'm not ready to do the rest of the crawl space?
Yes, it's a reasonable place to start. It keeps out pests, drafts and blowing rain right away, and the same door works with a sealed crawl space later on. We'll still give you an honest read on anything else we see down there.
More crawl space repair
Outside Knoxville
The same work in every town we cover, with what the ground does there.
Get access doors looked at
A free on-site estimate takes about an hour, and you get a written price before anyone starts.