Does Attic Insulation Help In Summer

In a conventional home an attic is vented to the outside and insulated with porous material that allows cold air to enter in the winter and cold air.

Does attic insulation help in summer. I live in the desert of southern california so it can get pretty hot in the summer 110 f is not uncommon. During summer insulation helps to keep hot air from entering inside your home. How can i determine if i need more attic insulation to keep cool in summer. What are the benefits of insulating an attic.

To understand how attic insulation helps keep your home cool in the summer months you first have to be aware of the ways a poorly insulated attic can make your house hot. This is the key to whether or not attic insulation can help keep your house cool in the summer. In hot summer months proper attic insulation will keep your cold air in and will keep warm air out. In addition one of the most essential benefits of attic insulation is that it keeps your home comfortable year round not just in the summer by limiting the heat flow.

Quality attic insulation will help your hvac system run at its peak efficiency cutting the energy costs by as much as half in some homes. This is why it helps to increase insulation in many places such as. It ensures your attic is adequately ventilated and insulated which keeps the hot air out and the cold air inside. The answer is pretty straightforward.

This heat is then transferred through your wooden beams and into your attic. Roofing materials often absorb the sun especially metal sheeting or asphalt shingles. The department of energy estimates that a properly insulated attic can shave 10 to 50 percent off your heating bill. In fact it s just as important for staying cool in the summer as it is in the winter and here s how.

Your attic insulation that s what. The heat transfer is not due to heat coming down but the presence of 120 150 degree heat next to 78 degree air causes heat transfer but insulation traps the air along with sheetrock create an envelope that if properly ventilated prevents attic air from heating house air. The answer here is yes. Just as insulation keeps heat in during winter it helps keep it out during summer.

So in answer to that question attic insulation is very important to keeping your house cool during a heat spell. Your attic and roof areas with poorly installed insulation. You might want to shut your front door.