We build sunrooms. We do not do disaster restoration, and when a customer calls us about standing water or a wall that smells wrong, the honest answer is that they need a different trade first. So when Anastasiia Schwab of Total Home Rescue came on the Unscripted Small Business podcast, we listened closely. She restores homes after floods and mold, from Washington DC across Virginia and Maryland, and a lot of what she said applies directly to anyone who owns a glazed room in Tennessee.

Here is what stuck with us.

The bleach myth is the expensive one

Ana’s point is not that every mold spot is a catastrophe. She was clear that plenty of jobs are genuinely small: “Sometimes you can just spray and wipe out this mold and cover it with special anti-microbial chemistry products.” Not everything requires cutting out walls.

The problem is that homeowners reach for bleach and treat the discoloration as the whole problem. The visible growth is the symptom. Whatever is feeding it is still there, and if the moisture source has not been found and stopped, you are cleaning the same wall again in three months, except now it has been wet for three months longer.

The worst job she described was a 4,000 square foot, three-story house where mold had reached personal belongings, walls, floors and ceilings, and the plumber who came out simply refused to work in it. That house did not get there overnight. It got there because something small was handled as though it were cosmetic.

There is a code for this, and it is the same everywhere

This was the line that reframed it for us. Asked whether commercial work differs from residential, Ana said the paperwork is heavier on commercial jobs but the actual work is not different, because “we have IICRC codes that regulate what we should do in every single situation. And it’s the same for commercial and for private homes.”

That matters for a homeowner in a way that is easy to miss. It means there is a defined right answer for your situation, and a contractor either follows it or does not. It is not a matter of taste. If someone quotes you a mold job and cannot tell you which standard they are working to, that is a fair question to ask.

That pattern is not unique to water damage. It shows up in every trade where the hazard is invisible and your senses will not warn you in time. Gas detection is the clearest example: combustible gas monitoring runs on its own framework of code compliance and defined safety thresholds, for exactly the same reason. A rule has to do the work your nose cannot.

Builder’s aside, not Ana’s: it is worth knowing that not all water damage is clean water. Where a sewage backup is involved, the decomposition process gives off hydrogen sulfide, the rotten-egg gas, and it has a nasty habit of deadening your sense of smell at exactly the concentrations where it becomes dangerous. That is why crews working those jobs rely on fixed hydrogen sulfide detection rather than on noticing. If your water event involved a sewer line, do not go poking around in it yourself.

The insurance company is the actual counterparty

The part of Ana’s business that surprised us most is how much of it is not construction at all.

She started the company almost by accident, on the observation that water damage is usually an insured event: “people have water damage all the time and mold all the time. And since everyone has to have insurance, it means you do not have to talk to the homeowner and tell them, hey, you need to pay me this much.” The homeowner steps aside and the contractor deals with the carrier.

That sounds tidy. In practice she described it as a fight: “we do have issues with insurance with regards that they do want to cut your estimate. They do want to cut your invoice all the time. And they do try to delay paying out to you.” On her worst job the insurer initially refused to cover anything at all, and it took real work to turn that around.

So if you are the homeowner, the useful thing to understand is that documenting the damage is not paranoia. It is the evidence someone else will be arguing from on your behalf. Photograph everything before anyone touches it.

Paperwork is protection, not bureaucracy

Ana described herself as “a legal freak”, and meant it as a business principle. Nothing starts before something is signed, and nothing closes without a certificate of satisfaction.

She pointed out that signing off at completion is not standard practice among US contractors, and that it protects both sides: once a homeowner has signed to say the work is satisfactory, the argument about quality is effectively over. Her summary was blunt: “we don’t have any legal issues because we are all wrapped up in paperwork.”

We would say the same from the building side. A clear written scope is the single best predictor of a job that ends well, and it protects the customer at least as much as it protects us.

Where this touches a sunroom

A sunroom is mostly glass, and glass is the coldest surface in the house. Warm humid air meets it, gives up its moisture, and the water runs down to the lowest point it can reach, which is the sill and the threshold. That is a slow, repeating, seasonal version of exactly the moisture problem Ana deals with in its fast, dramatic form.

We have written separately about humidity, mold and Tennessee summers, including where water actually gets into a glazed room and the seasonal checks worth doing. The short version is head flashing, sill pans, weep holes, and the junction where new work meets the original foundation.

Worth saying plainly: Cookeville Sunroom Company builds sunrooms. We do not perform mold remediation. That is a licensed specialist trade with its own testing, containment and disposal requirements. If you have active mold beyond a small surface patch you want a remediation firm, not a builder. We are happy to point you toward the local trades we actually trust.

What we would tell a Cookeville homeowner

Ana’s own closing advice was about as practical as it gets: check the house for mold once a year, and go look under the kitchen sink right now.

To that we would add three things specific to a glazed room:

• Look at the threshold in February, not July. Condensation problems are most visible in the cold months, when the glass is doing the most work.
• Clear the weep holes. Trickle a little water into the frame channel. If it does not drain, the room has nowhere to put the water it makes.
• Treat a musty smell as a moisture report, not a cleaning problem. Something is wet, and it has been wet for a while.

If you are planning a sunroom or an addition and you have had water trouble in that part of the house before, tell us during the estimate rather than after. It changes how we detail the flashing and the slab junction, and it is a great deal cheaper to design around than to fix. It is also worth understanding how permits and inspections work here before the first shovel goes in.

Our thanks to Anastasiia Schwab of Total Home Rescue for the conversation.