Heat Recovery Ventilation Optimum Relative Humidity Controlling Excess Moisture Use exhaust fans when showering Repair plumbing leaks Vent clothes dryer Dry and clean flooded materials Removing Moisture ID: 909667
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Slide1
Keep Your
Home Healthy
Slide2Heat Recovery Ventilation
Slide3Optimum Relative Humidity
Slide4Controlling Excess Moisture
Use exhaust fans when showeringRepair plumbing leaks
Vent clothes dryerDry and clean flooded materials
Slide5Removing Moisture
Ventilate in cold weatherDehumidify or air condition in warm weather
Winter Ventilation
Summer Ventilation
Slide6Reduce Condensation
Winter — 30-40% humidity
Summer — less than 65-70% humidity
Slide7Hygrometers
Calibrating a hygrometer
1/4 cup table salt • 1/2 cup water • 5 qt. ziplock bag
After 12 hours 75% humidity
Electronic
hygrometer
Mechanical hygrometer
Slide8Health Effects of Mold
Watery or itchy eyesSore throatStuffy noseCoughing
Skin irritationsMay trigger asthma attacks
Slide9Attic Ventilation
Slide10Ice
Dam
Slide11Crawl
Space
Slide12Foundation
Drainage
System
Slide13Control Mites
Keep humidity less than 50%Wash sheets weekly in 130 degrees or hotter
Vacuum mattress, chairs and carpetingReplace pillows every five years
Slide14Humidifiers
Keep clean by changing waterKeep clean by cleaning reservoir tanksKeep area around humidifier dry
Slide15Reduce Carbon
Monoxide RiskUse carbon monoxide detectorsService furnace every one to
two yearsVent space heaters outdoorsDo not idle vehicle in garage
Slide16Radon
Detector
Slide17Air
Cleaners
Evaluate:how well it collects particles
(percent efficiency rate)
how much air it draws through