Condensation On Attic Fan

When the hot humid attic air contacts the cold duct or the cold duct boot the moisture in the air condenses on the cold surface just like the condensation that happens on a cold can of beer.

Condensation on attic fan.

This air flow can cut down on condensation. The air in your vented attic is hot and humid just like all outdoor air in florida. This ventilation process helps lower the attic air temperature and reduce humidity levels thus reducing the. If you have taken the proper steps to remove excess humid air from your home and you re still having condensation issues it might be time to check the attic insulation.

Check all possible entry points for water leaking from outsi. Ceiling fans and attic stair pull downs. Newer homes can be affected as well. An attic fan pulls hot air out of the space and draws in cooler air from outside.

Having a ridge vent installed on your roof is another solution which is what we did for our clients that had a ceiling condensation issue. Improving your attic s air sealing and insulation prevents attic air from reaching your ceiling and it s a fairly easy job to do yourself. In summer when the air conditioning is on the reverse happens. If left untreated it can damage critical structural elements of the home such as the trusses and rafters ruin insulation damage any stored belongings and lead to the formation of potentially toxic black mold.

Condensation in the attic is a serious problem that must be addressed by homeowners. Most building codes don t address humidity issues and are also pretty lax on the level of insulation required in your attic especially around those previously mentioned attic bypasses. In order to boost air flow one can install an attic fan. There are two main ways to solve this problem.

A moist attic means moist insulation and moist insulation is less effective. This may increase condensation and lower the effectiveness of the insulation. Also attic condensation isn t a problem limited to only older homes. Insulation is responsible for keeping warm air inside your living space and out of the attic where it can lead to condensation.

An attic fan pulls hot air out of the space and draws in cooler air from outside. Increased ventilation alone will increase the exfiltration of air lowering the temperature of the attic. In an attic like this wintertime ceiling condensation can form when cold air from the attic hits your warm ceiling. You can prevent these problems from occurring by maintaining a dry attic with a low relative.

Adding a few vents to the floor of the attic that extend to the ceiling of the story below the attic can help to promote air flow within the attic. Also because airflow is not uniform significant condensation may still occur.