BUT we do not use chlorine or any harsh chemicals we have only ever used Eco One, it's an amazing product.

If you operate multiple high capacity machines leave a window cracked for a supply of fresh oxygen.Ozone works basically the same way as chlorine does in a pool.

heck, leave the doors open as well.2) mix  1 1/2 cup of chlorine to a gallon of water to wet the droppings and floor3) wear protective gloves, eye goggles, etc4) don't sweep5) remove droppings gently.once you have the debris out, you can make another pass with a mop, pre-misting areas to keep the dust from becoming airborne.https://www.aschq.army.mil/supportingdocs/ASC%20Ha...).pdfOnce you get the inside under control, you might want to look at the attic.  

I’ve redone the floors, painted the walls, ceilings and cabinets, changed all the light fixtures, replaced HVAC unit, ran an ozone machine for 2 months, and had Servpro come in a use Chlorine dioxide.

No water/sewer bill is great, and once you drink well water everyday, all city water tastes like chlorine.

quickest cheapest way is to buy a few pool shocks and chlorine at home depot and let to pool run for about 24-48 hours.  

He wiped down the back wall where the mold had sunk in (to what extent I'll never know) with chlorine bleach and called it a day. 

Unless you are looking to build something extravagant and large with a unique design.Also, there is a LOT to consider regarding sand filter or regular filter, backwash line ran, pool pump (variable speed or single), pool heater (Gas vs electric and the kWH of the heating elements), whether doing a salt water system, something like a drinkable pool water system, or typical chlorine pool (which will often need a chemical feeder).Also dehumidification is important.

That can be as cheap as a simple filter or chlorination system or as expensive as relocating and drilling a new well.

Over time, the finish broke downThat is a normal wear pattern of filth tracked into the room and ground into the oak over time, and it was repeatedly washed with chlorine bleach, which further dissolved the wax paste helped along by sunlight, as David pointed out.