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Presented By: Mike Carney. IAQ Accessories. Humidifiers Bypass Power Steam. IAQ Accessories. Air Cleaners Electronic 4-5” Pleated Hepa Filter 3M Filtrete. IAQ Accessories. Air Exchangers HRV vs. ERV Bath Fans Ultra Violet Lights Dehumidifiers Thermostats. Precision Tune-Up
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IAQ Accessories • Humidifiers • Bypass • Power • Steam
IAQ Accessories • Air Cleaners • Electronic • 4-5” Pleated • Hepa Filter • 3M Filtrete
IAQ Accessories • Air Exchangers • HRV vs. ERV • Bath Fans • Ultra Violet Lights • Dehumidifiers • Thermostats
Precision Tune-Up How Often? Starting When? What is Done? Furnace and/or A/C Service Most common problems Maintenance Related Parts Related Other Factors Birds Mice Snow/ Ice Maintenance/Service
Equipment/Sizing • Air Conditioner • Efficiency • Tons/BTUH • ½ Ton Increments • Heat Pump • Air Source • Geothermal
Equipment Sizing • Furnace • BTUH • 20-25,000 BTU Increments • Efficiency (AFUE) • Older Homes vs. New Homes • Bigger is Better? • Zoning • Can Reduce A/C Capacity
Hail damage, weed whip damage, pet urine, mice eat wires New R410A Refrigerant Different TXV, metering system Change Lineset or Rx11 (cleaner) System Matching Least Efficient at Start-Up Uses more electricity at start up Does not dehumidify until “A” coil gets cold 500 Cooling Hours AVG MN home $175/YR 13 SEER vs. 16 SEER vs. 20 SEER $2,500 vs. $3,500 vs. $6,000 SEER 1980 - 8 SEER 1987 – 10 SEER 2006 – 13 SEER Air Conditioning
AFUE (Annual Fuel Utilization Efficiency) Minimum 78% since 1970’s “B” Vented Furnaces (78-80%) 83.5% starts condensing PVC Vented Furnaces (90-98%) 1 pipe vs. 2 pipe installations Condensing (1 Gallon /HR) Sizing (BTUH) British Thermal Units Per Hour 1970-80 vs. 2010 Multi-Staging Single vs. 2,3 … 60 stage Blower Motor AC vs. DC Life Expectancy 58% of all household energy used to heat/cool home Furnaces