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Part 2 of an article discussing how to maximize two-pipe steam systems for resident space heating.
Video
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Video describing how ground source heating and cooling systems leverage the constant temperature of the earth to provide efficient and eco-friendly home climate control, offering significant cost savings, reduced emissions, and enhanced durability, adaptable for both existing homes and new...
Video
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Video describing the CO2-fired heat pump installed in a passive house.
Video
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Presentation describing a quick and easy HVAC load calculation method HVAC technicians can use to quickly calculate a home’s heating and cooling requirements.
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Project discussing buried or encapsulated ducts and their pros and cons.
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The Technician's Guide equips practitioners with the knowledge to properly implement all of the measurement procedures required in the HVAC QI Specification.
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Factsheet describing mini split heat pumps and their benefits for consumers.
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Standard providing a universally accepted definition for quality installation for residential and commercial heating, ventilating, and air conditioning applications.
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Web article describing two options for sizing ductless minisplit heat pumps, including a free HVAC sizing tool.
Presentation
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Video that discusses the most common technologies for heating water, including storage, tankless, heat pump, and solar water heaters. It also goes over practices for saving energy with water heating systems.
Reference
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A presentation on the 2020 State Mechanical Code for easier understanding.
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Correcting pressure imbalances in your HVAC system can result in a healthier, more efficient home.
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A research paper exploring the design, installation, repair and maintenance of solar water and pool heating technologies.
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2009 edition of code establishing a baseline for the design and installation of fuel gas systems and gas fired appliances through performance requirements.
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2012 edition of code establishing minimum regulations for mechanical systems, including heating, cooling, ventilation, exhaust, ducts, fireplaces, combustion and hydronic systems, using prescriptive and performance-related provisions.
Video
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Video describing the air-to-water heat pump and radiant floor system in a passive house.
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Program criteria for central air conditioner and heat pump equipment.
Presentation
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Webinar explaining variable capacity comfort systems and smart ventilation systems in high-performance homes.
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Document for contractors detailing how to prioritize, control, and configure heat pumps in a residence that uses two heating systems.
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Webpage describing the functionality and benefits of switching to Air Source Heat Pumps, as well as linking to sets of products, rebates, most efficient ASHPs, and providing consumer aid for purchasing an ASHP.
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A list of clothes dryers that made the EnergyStar Most Efficient list for 2021, delivering cutting technological innovation along with energy efficiency.
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Webpage describing how to conserve heat or find alternative heat sources during a power outage to keep one room warm.
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News article describing the state of the residential battery storage market.
Guide
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Guide describing combustion furnaces with selection and installation guidance.
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Webpage with instructions for heat pump installers to choose the most suitable type of heat pump system, according to a project’s specific requirements.
Presentation
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Webinar from GTI Energy on thermally-driven heat pumps (THPs) for the uses of space heating and domestic hot water. The webinar serves as an overview of the new technology, energy usage, operating costs, environmental impacts, and home comfort results.
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This study uses a computer simulation approach to examine the energy and indoor air quality implications of passive and hybrid ventilation systems.
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Description
Document detailing the requirements, roles, and obligations for participants in an organized effort, ensuring that HVAC installations comply with the ANSI/ACCA 5 QI – 2010 (HVAC Quality Installation Specification) QI Standard.
Reference
Description
Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.