Attic Ceiling Vent

Improper ventilation and insulation of home attic space can produce high humidity levels and trap.

Attic ceiling vent.

The rvk1a steel roof cap kit is an the rvk1a steel roof cap kit is an easy to install vent for ventilation fans bath rec room home gym etc. However they work best with airtight ceiling attic interfaces and where ductwork and air handlers are not located within attic spaces. It is compatible with 3 or 4 ductwork and includes a 3 to 4 adapter for convenience. The increase in the use of complex roof shapes and cathedral ceilings has resulted in problems with vented roofs.

Touch your ceiling on a warm sunny day. Condensation on your ceiling can cause water damage and promote the growth of mold or mildew. That said air resistance and interference such as vent grates reduces the area of true ventilation. Generally speaking you need a ratio of 1 300 where for every 300 square feet of ceiling space you need 1 square foot of attic ventilation.

Your roof may have a ridge vent which is a low profile continuous roof air vent running along the peak of the roof. Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic. Or it may have gable vents which are louvered openings at the top of gables.