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Subfloor Ventilation Systems

Subfloor Ventilation vs Ground Moisture Barrier

Subfloor Ventilation vs Ground Moisture Barrier

Subfloor Ventilation vs Ground Moisture Barrier Subfloor ventilation and ground moisture barriers both help manage dampness beneath a home, but they solve different problems. Ventilation moves humid air out of the subfloor. A ground moisture barrier reduces water vapour rising from exposed soil. Some Melbourne homes need one of these measures. Others may benefit from both. If water is actively entering beneath the house, plumbing or drainage repairs may be needed first. Where does subfloor moisture come from? Moisture can enter the space beneath a house through damp soil, rainwater runoff, leaking pipes, damaged drains, garden irrigation or groundwater. Outdoor […]

how-many-subfloor-ventilation-fans

How Many Subfloor Ventilation Fans Do I Need?

How many subfloor ventilation fans does a house need? There is no reliable answer based on the number of bedrooms or floor area alone. A small, open subfloor may work well with one correctly positioned fan. A similar-sized home with internal walls dividing the space may need several extraction points or more than one fan. The key is to move air through the damp areas beneath the house, rather than simply moving a large volume of air near a vent. Why floor area does not tell the whole story Fan specifications show how much air a fan can move under […]

Can Subfloor Ventilation Help Prevent Mould

Can Subfloor Ventilation Help Prevent Mould?

Subfloor ventilation may help reduce the risk of mould when poor airflow and excessive moisture beneath a house are contributing to damp conditions. However, ventilation should not be presented as a guaranteed mould cure. Mould is a moisture problem. If water continues entering beneath the home through leaking pipes, poor drainage or stormwater, installing a fan without addressing those issues may provide limited improvement. The most successful approach is usually to identify the moisture source, repair active water problems and then provide enough ventilation for the area to dry. Why Does Mould Grow Beneath a House? Mould spores are naturally […]

How Melbourne Subfloor Ventilation Works

Melbourne Subfloor Ventilation – How It Works and When Your Melbourne Home May Need It

Many older Melbourne homes are built with suspended timber floors and an enclosed space underneath the house. This area is known as the subfloor or underfloor space. A healthy subfloor should have enough airflow to allow moisture to escape. When airflow is restricted, humidity can build up beneath the house, creating conditions that may contribute to musty smells, mould growth and deterioration of timber building materials. Subfloor ventilation is designed to improve airflow beneath the home and help control this moisture. What Is Subfloor Ventilation? Subfloor ventilation is the movement of outdoor air through the enclosed space beneath a suspended […]