Humidity

Dampness in a manufactured home usually starts under the floor: ground, crawl space, belly board and the ducts in the floor cavity. What the field measurements show and where a dehumidifier stops helping.

A sticking door and a cupped floor are the same symptom with four different causes. What wood does at each humidity level, and what never comes back.

Four different causes hide behind a damp garage, and a dehumidifier fixes one of them. Dew point, the slab, the door, and where the humidity lever stops working.

Palmetto Bugs and Humidity: What Actually Brings Them In There is no palmetto bugs humidity number that kills them. Dust mites have a threshold; Florida’s large cockroaches do not, and that is worth knowing before buying a dehumidifier to deal with insects. What follows comes from university entomology publications, laboratory work on cockroach water balance,…

Mites take their water from the air, and a few humid hours a day are enough to keep them going. What the 50 percent target actually does, and what it leaves behind.

Humid heat, not humidity alone, is what breaks sleep apart. Lab conditions, field measurements in occupied bedrooms, and why a Florida bedroom gets damper after the thermostat is satisfied.

Sweating walls are one complaint hiding three problems: condensation from the air, water from inside the wall, or dry dark spots. The foil test sorts them in a day.

A sweating AC vent is a thermometer, not a failure: it reports that the dew point in your house is too high. The four causes by frequency and what to do in order.

Hurricane season is Florida’s humidity peak, and the real threat to your home is the power outage: no AC means no drying. How to build a buffer before the storm and recover fast after.

You cannot judge humidity by feel, and the decisions are expensive. A $10 humidity sensor answers the main questions. The catch is where you hang it and how you read it.