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Ducts crammed into cavity, kinked and sharply bent

Ducts crammed into cavity, kinked and sharply bent
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Ducts properly installed without compression and appropriately supported

Ducts properly installed without compression and appropriately supported
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Ducts properly installed without compression and appropriately supported

Ducts properly installed without compression and appropriately supported
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Ducts sagging because supports not installed at regular intervals

Ducts sagging because supports not installed at regular intervals
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Ducts should not be located in exterior wall cavities

Ducts should not be located in exterior wall cavities
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Ducts well supported

Ducts well supported
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Ducts well supported

Ducts well supported
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Ducts well supported

Ducts well supported
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Ducts well supported by framing and straps as needed

Ducts well supported by framing and straps as needed
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ECM Motor and Control

ECM Motor and Control
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ECM Motor Retrofit

ECM Motor Retrofit
Case Study:

EcoVillage Cleveland

Presentation:

Effect of Occupant Behavior and Air Conditioner Controls on Humidity in Typical and Low-Load Homes

Effect of Occupant Behavior and Air Conditioner Controls on Humidity in Typical and Low-Load Homes
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Electronically controlled dampers allow this central air system to provide zoned heating and cooling to specific parts of the home.

Electronically controlled dampers allow this central air system to provide zoned heating and cooling to specific parts of the home.
Presentation:

Energy Code - Module 7: Ducts, HVAC, Hot Water, and Lighting

Energy Code - Module 7: Ducts, HVAC, Hot Water, and Lighting
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ENERGY STAR requires exhaust fans set for intermittent operation to have a sound rating of ≤ 3 sones and exhaust fans set for continual operation to have a sound rating of ≤ 1 sone.

ENERGY STAR requires exhaust fans set for intermittent operation to have a sound rating of ≤ 3 sones and exhaust fans set for continual operation to have a sound rating of ≤ 1 sone.
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Ensure that attached garages in multifamily buildings are well-ventilated to reduce the presence of airborne contaminants in the garage and occupied space

Ensure that attached garages in multifamily buildings are well-ventilated to reduce the presence of airborne contaminants in the garage and occupied space
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Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions

Evaporative Cooler Sizing in ACH based on wet-bulb temperatures at 1% summer design conditions
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Example expanded performance table from a 1.5-ton air conditioner

Example expanded performance table from a 1.5-ton air conditioner
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Example of an HVAC air filter slot with a latch cover door.

Example of an HVAC air filter slot with a latch cover door.
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Example of an HVAC air filter slot with a sliding cover door.

Example of an HVAC air filter slot with a sliding cover door.
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Example of an HVAC installer’s balancing report form

Example of an HVAC installer’s balancing report form
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Example standalone dehumidifier option in a 1-story home closet

Example standalone dehumidifier option in a 1-story home closet
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Examples of whole-house and local ventilation systems

Examples of whole-house and local ventilation systems