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Bedrooms pressure-balanced and provide 1 sq. in. of free area opening per 1 CFM of supply air or achieve a Rater-measured pressure differential ≤ 3 Pa

Bedrooms pressure-balanced and provide 1 sq. in. of free area opening per 1 CFM of supply air or achieve a Rater-measured pressure differential ≤ 3 Pa
Video:

BetterBuiltNW: Introduction to Ductless Heat Pumps Part D—Installing Systems

Video:

BetterBuiltNW: The Basic Concepts Used in Calculating Heating and Cooling Requirements

Video:

BetterBuiltNW: The Latest on Ductless Heat Pump Installation Practices in Cold Climates

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Boilers can provide zoned heating with parallel piping loops

Boilers can provide zoned heating with parallel piping loops
Video:

BrHEAThe Instruction Video

Case Study:

Building America Case Study: Standard- Versus High-Velocity Air Distribution in High-Performance Townhomes

Presentation:

Building America Webinar: Retrofitting Central Space Conditioning Strategies for Multifamily Buildings

Building America Webinar: Retrofitting Central Space Conditioning Strategies for Multifamily Buildings
Presentation:

Building Science Education 4.3: Heating Systems

Heating Systems
Presentation:

Building Science Education 4.7: The Science of Water Heating

The Science of Water Heating
Presentation:

Building Science Education 4.8: Water Heating Technologies

Water Heating Technologies
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Buildings can be designed to provide protection during extreme heat events

Buildings can be designed to provide protection during extreme heat events
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By plotting the heating capacities at -4°F and 5°F and drawing a line between them, the capacity at 0°F can be estimated

By plotting the heating capacities at -4°F and 5°F and drawing a line between them, the capacity at 0°F can be estimated
Case Study:

Calculating Design Heating Loads for Superinsulated Buildings, Ithaca NY

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Category III oil-fired, sealed-combustion boiler configured as a direct-vented appliance that draws its combustion air from outside

Category III oil-fired, sealed-combustion boiler configured as a direct-vented appliance that draws its combustion air from outside
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Category III oil-fired, sealed-combustion boiler with the burner assembly cover removed

Category III oil-fired, sealed-combustion boiler with the burner assembly cover removed
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Category IV oil-fired condensing boiler with direct vent pipe

Category IV oil-fired condensing boiler with direct vent pipe
Video:

CCHRC: Combustion Safety Test

Video:

CCHRC: Thermal Mass in Alaska

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Cold-climate heat pumps can provide heating and cooling even in climate zone 7; this home retained a fuel oil boiler system for backup on the coldest days.

Cold-climate heat pumps can provide heating and cooling even in climate zone 7; this home retained a fuel oil boiler system for backup on the coldest days.
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Combined space and water heating system with tankless gas water heater

Combined space and water heating system with tankless gas water heater
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Combustion safety testing using a smoke pen

Combustion safety testing using a smoke pen
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Condensing boilers have primary and secondary heat exchangers

Condensing boilers have primary and secondary heat exchangers
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Conduction is heat transferred by contact, like the hot pan that fries an egg or the hot asphalt that burns bare feet.

Conduction is heat transferred by contact, like the hot pan that fries an egg or the hot asphalt that burns bare feet.