Exhaust fans can have different uses in different rooms. In the kitchen where boiling water and cooking produces steam, the cooling steam turns into water that can cause condensation on walls, ceilings and around windows. When this is happening on a daily basis, especially during winter, mould and mildew can begin to form which can have an unpleasant odour but can also be harmful to your health. In some cases condensation can seep into cracks … [Read more...]