What people keep running into with humidity
Complaints tagged humidity, each raised by more than one person. One-off posts are not included.
14 recurring problems · 144 people · 9 forums we read
Raised more than once
Most people first.
- 26How to clean mold on furniture after rain gets insideRain blowing through open windows can leave moisture on furniture and appliances that triggers unexpected mold growth. Without addressing the underlying moisture, wiping surfaces down with soap is only a temporary fix, and trying to scrub it away while pregnant poses safety worries that often leave people wondering whether to clean or throw out affected items.
- 23Why is my AC not lowering indoor humidity?An air conditioner that cools the house too quickly or is oversized will shut off before it has run long enough to pull moisture out of the air. This leaves indoor humidity stuck above 60 percent, which creates the conditions for mold to grow around the house within a few months.
- 19Why does my house smell like cat urine when there is no visible mess?Pet urine soaks into hidden areas like subfloors and rugs, releasing airborne vapors that circulate through the entire house. Because the source is often invisible to the naked eye, standard surface cleaning fails to clear the odor from the air, leaving the whole home smelling like pee.
- 17Why does my brand new AC not cool as well as the old one?New cooling systems often feel less effective because installers may misconfigure airflow settings or fail to balance multi-room temperatures properly. This leaves homeowners dealing with rooms that stay significantly warmer than they were with older equipment, causing regret and doubt over the replacement choice.
- 14Why is my ductwork dripping condensation inside the walls?Ductwork running from unconditioned spaces into wall cavities collects condensation on its exterior, causing water to drip into walls. This moisture leads to severe fungal growth and structural damage that often requires tearing out the walls.
- 12How to fix squeaky flooring joints along the wallSqueaky flooring joints along walls often happen when plank edges sit slightly proud of adjoining planks. This movement creates annoying noises whenever you step on them, making it necessary to secure or adjust the affected joints.
- 7How to stop mold and high humidity ruining a basementBasement humidity hitting around 80% creates a persistent musty smell and mold growth on furniture, fabrics, and cardboard boxes. This excess moisture risks spreading mold spores throughout the rest of the house, threatening stored items and equipment.
- 6How to get rid of a lingering musty smell after water damagePersistent musty odors after a flood or leak often linger because trapped dampness continues to breed hidden mold. Opening windows and running dehumidifiers frequently fail to clear the smell, leaving people stuck with a frustrating dilemma: trying to locate and solve the source without having to tear out walls and ceilings.
- 5Why is there condensation and damp spots on walls only on laundry days?Unvented indoor drying releases enough moisture to cause localized condensation and damp patches in specific rooms. This traps excess humidity against cold surfaces, preventing normal evaporation until the washing cycle stops and the space dries out over the next day.
- 5How to air dry clothes indoors without mold or musty smellsDrying clothes indoors without a tumble dryer traps moisture in the room and creates a risk of mildew and musty odors. Air drying properly requires using a fan and hanging or straightening the garments so they dry fully before mold can form.
- 4Do I need crawlspace encapsulation for high humidity?Contractors almost always recommend full encapsulation when crawlspace humidity causes condensation and damage, but standard vapor barriers are often no match for summer moisture. Homeowners are left trying to figure out if there are simpler alternatives to expensive encapsulation to protect their ductwork and floors.
- 3Why does my thermostat humidity reading not match my hygrometer?Thermostats and standalone hygrometers often display conflicting humidity levels because of placement differences or sensor calibration errors. This discrepancy creates confusion over which reading to trust and raises concerns about hidden mold growth if high levels are real.
- 3How do I know if high indoor humidity is actually a problem?Homeowners seeing high humidity or moisture meter readings often struggle to tell if it indicates a serious issue requiring action. Without a reliable way to identify the root cause, they worry about wasting money on the wrong fixes or hiring biased contractors trying to sell unnecessary repairs.
- 2Why am I finding silverfish in my bathtub and drains?Silverfish crawl up through dry or infrequently used drain pipes to feed on organic debris and find the moisture they need. This keeps happening even in clean homes because high ambient humidity and damp bathroom surfaces create an ideal breeding ground that repels standard cleaning efforts.
Comes up alongside
Topics that keep appearing on the same problems — not topics with similar names.