more... > Home > LaHouse > My House > Energy Efficient > Design for the Climate [Image: sun paths] In the Gulf Region, this means reducing summer heat gain.... Tight Construction for a Continuous Air Barrier [Image: sealed foam sheathing] Homes should create a continuous air barrier system that surrounds all conditioned space... Insulation Systems with Good "Whole Wall" R-Values [Image: radiant heat barriers] The higher the R-value, the greater the insulating ability... Efficient Cooling and Heating in a Hot, Humid Climate ENERGYSTAR labels are more efficient and cost effective...  more articles... Your Energy Efficient Home Checklist Use this checklist to explore components and features of your sustainable Louisiana house. Your Home's Energy Rating - Assurance By the Number Does your home measure up? High Performance Windows for the South [Image: energy star] In a warm climate, reducing solar heat gain (and air leakage) through a window is even more important than a high insulating value. Lighting with Fewer Watts, Less Heat [Image: compact fliourescent] Lighting can account for 15% of a home's yearly electric bill... Appliances with Low Life-Cycle Costs [Image: ernergy guide label] Look for ENERGY STAR appliances and compare Energy Guide labels...