This page will help to reorganize and simplify this entire web. Work has just begun and will continue for some time.

Best Practices

Control / limit fresh air delivery rate

Fresh air filter performance

Flat finish paint on wall and ceiling surfaces will allow moisture to pass through and allows wall cavities to dry out for mold.prevention

Positive pressurization


Over Ventilation (Too much fresh air and moisture)

Oversize air conditioners


Negative pressurization

Gloss or semi-gloss wall paint seals moisture in

Air conditioner duct leaks

Energy Recovery Ventilattors ERVs in hot, humid climates

delta t

Radon “fountains”