Building design

• Rattles in windows and doors indicate the weather-strip is deteriorating. Replace the weather-strip to prevent heating and airconditioning loss.
• Use reflective window tints to reduce airconditioner load.
• Check the cost effectiveness of increased insulation in ceilings and walls.
• Certain window coverings reduce airconditioner load and retain heat.
• Properly place awnings and landscaping to reduce heat gain in summer.