Attic Temperature In Summer Texas
Ideal attic temperatures shouldn t be more than 10 to 20 degrees hotter than outside temperatures.
Attic temperature in summer texas. Summer attic air temperatures with reflective roof peak at or slightly above outdoor air ambient. The temperature in your attic can reach 150 degrees on a hot summer day a situation that if left unchecked can drive up cooling costs by as much as 40 percent. For example if plywood with a moisture content of 60 percent is. At mitch wright plumbing heating air we are here for all of your plumbing and heating cooling needs which is why we offer 24 7 emergency services.
An unventilated attic can reach 150 degrees in the heat of summer 50 degrees higher than it should be. Summer attic air temperatures with old terra cotta colored asphalt shingles peaked at 140 to 145 at 18 above the blown in fiberglass insulation layer at the attic floor. Louis and often wondered what the temps are in attics here in the dead of summer. The tenwolde model predicts that wet plywood sheathing dries quickly under warm summer conditions.
Hot summer weather poses the opposite problem for maintaining recommended attic temperatures. Now if the ridge vent is only partial or if the attic air temperature is excessive 20 degrees higher than the outside air fans may prove beneficial pick the right fan. An overheated attic can bake asphalt shingles on the roof and cause them to deteriorate. Ing temperature histories are also influenced by the radiant energy absorptivity of roofing surface the pitch of the roof and the presence of insulation and attic ventilation.
Control your attic temperature in summer one of the toughest spaces to maintain a consistent temperature is in your attic especially in the summer. Providing half air change per. And it can cause your air conditioner to work harder than it needs to and send your energy bills soaring with the temperature. I miss having a basement for storage 68 cool degrees on a hot summer day from my home in st.
Attic temperature depends on the amount of solar radiation construction details and the rate of ventilation. If your attic has less than r 22 insulation 7 inches of fiberglass or rock wool or 6 inches of cellulose you should add more. Calculations indicate that on a july day in texas a ventilation rate of one air change per minute for a typical attic using 95 degree f air will lower the peak attic temperature to about 101 degrees f. I would guess 130 140 degrees as an estimate.