These piv units reduce or eliminate surface condensation altogether by replacing humid stagnant air with fresh filtered air.
Positive air flow system for condensation.
These units reduce or eliminate surface condensation altogether by replacing humid stagnant air with fresh filtered air.
Disadvantages of positive pressure ventilation include.
But won t positive air pressure inside the house create a risk of condensation and moisture damage within the cold walls.
In a place like charleston sc for example where the dew point pushes 80 f in the summer it s not hard to imagine condensation happening.
When weighing up the correct ventilation systems for your home you might wish to consider the advantage of a positive input ventilation system.
Meaning your heating system will have to take up the slack.
Invented by nuaire in the 1970s this enduring ventilation strategy has since become an industry staple.
One potential problem with bringing outside air into the duct system in summer when the air conditioner isn t running is condensation in the ducts.
Positive input ventilation or piv systems work by encouraging the movement of air from inside to outside from a unit that is usually installed in a loft.
As the system adds cool air from outside to the nice warm air in your home it will cool the air in your house.
Heating costs despite the unit being cheap to run there is an additional cost.
That question is often raised says brennan but decades of building.