Library

Document on the development of two simple in-home efficiency test methods that can be used by technicians, researchers, or interested homeowners to verify the correct operation and energy efficiency of a homes air conditioning and heating equipment.

Document about development of recommendations to help residential HVAC designers select optimal supply inlet size and system operating conditions to maintain good thermal comfort in low heating and cooling load homes.

Research study using modeling to determine optimal combination(s) of components/pumps, high efficiency heat sources, plumbing configurations and controls that result in the highest overall efficiency for a hydronic system.

Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

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.

Information sheet providing guidance about the placement of ventilation approaches.

Article describing how to properly manage condensing HVAC equipment.

Guide describing flood protection measures for utility systems, including mechanical, electrical, plumbing, and fuel.

Report designed to help a builder understand quality management and its role in transitioning from conventional to HPH building and remodeling.

Report showing how to identify, inventory, and screen buildings that are potentially hazardous because of seismic hazards.

Document with important building science considerations, designed for members of the residential construction and remodeling industries, as well as owners and managers who work in affordable housing.

Information sheet designed for the residential construction and remodeling industries, as well as owners and managers working in affordable housing. This sheet presents building guidance for both new construction and rehabilitation, as well as practices that can be used by property maintenance...

Research project aimed to verify whether homes in the New Jersey HPwES program achieved 30% source energy savings, and if so, what measures were implemented to achieve them.

Report including an overview of the buried duct research and information the retrofit methodology used to install and test the three existing duct systems, including short- and long-term data collection.

Fact sheet describing best practices in installing leak-free refrigerant systems, including specifics on creating flare joints and brazed joints, pressure testing, vacuum testing, and charging the system with refrigerant.

Information sheet describing refrigerant line installation and system startup procedures.

Data tables on U.S. renewable energy consumption and general trends in the market for renewable energy.

The RERH specifications and checklists take a builder and a project design team through the steps of assessing a home’s solar resource potential and defining the minimum structural and system components needed to support a solar energy system.

Website tool intended to guide home builders in assessing whether a new home has the proper physical orientation to support a future installation of a solar energy system.

Technical report describing the research and development of the Ventilation-Integrated Comfort System (VICS) which is a specifically designed, energy-efficient solution that seamlessly integrates with low-capacity, ducted heating, and cooling systems, offering controllable, balanced energy recovery...

Document presenting results from testing prototype HVAC duct system designs that would locate the entire length of duct work within the air and thermal barriers of the building envelope. These include one that incorporated a high-side supply register, one that utilized a single soffit located within...

Report providing information on mechanical air-cleaning devices for ventilation when conventional methods are not warranted.

Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

Research study identifying the best performing, most energy-efficient and cost- effective techniques to provide controlled mechanical ventilation and humidity control in hot- humid climates with thermally efficient building envelopes.

Presentation providing information about correctly installing ductwork in new and existing homes.

Report proposes high performance duct measures for inclusion in California Title 24 building energy efficiency standards for 2016.

Website providing data on household energy usage collected from the Residential Energy Consumption Survey (RECS), a nationally representative sample of more than 18,000 housing units, representing the 123.5 million housing units occupied as primary residences in the U.S.

IECC code note explaining new fan efficacy requirements, along with how to determine which fans are affected by the new fan requirements.

Report aimed at gaining a better understanding about benefits, challenges and technologies associated with natural gas feedback systems.

U.S. DOE report summarizing findings from literature and research relevant to HVAC installation practices.

Report evaluating mechanical AC precooling strategies in homes as a method for improving the load factor by shifting cooling operation from on-peak to off-peak hours.

A fact sheet educating homeowners on the importance of residential safe rooms, including their cost and how to register a safe room with local officials.

Homepage for ENERGY STAR’s windows, skylights, and doors program providing information for consumers and links to product directories.

Website describing the USRC, which "brings an unparalleled level of capability to the mission of improving community resilience in the built environment."

Resource to help builders better understand the WaterSense requirements for labeled homes and assist them in meeting the criteria so they can receive the label for their new construction.

A quick-reference guide advising homeowners on how to elevate and protect outdoor HVAC equipment from high winds and floods.

Research study about a high performance retrofit of an existing brick building (a former convent) into condominiums, all affordable housing.

Report describing procedures for increasing sensible efficiencies through increased flow rates across the air handling unit and increased indoor coil sizes.

This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...

Report about cost effective energy-efficient upgrades that can be implemented in the hot, dry Southwest climate.

Article describing how replacing permanent split capacitor (PSC) motors with electronically commutated motors (ECM) can boost bottom line for HVAC contractors as well as improve customer comfort and satisfaction.

Report about a deep energy retrofit Cool Energy House.

This research paper outlines residential HVAC advanced controls and sensors. It includes a technology review, applications, maintenance and commissioning, occupant behavior and a summary of the state-of-the-art technologies for advanced controls for residential HVAC.

Document reviewing current and potential ventilation technologies for residential buildings with particular emphasis on North American climates and construction.

Information sheet about HVAC equipment design to maximize energy efficiency in the hot-dry climate zone.

Information sheet describing solar PV upgrade for an existing homes.

Web page providing an overview of room-level air conditioning systems such as window units and mini-splits.

Technical study exploring the impact of different installation faults on heat pump performance in a single-family house.

Report describing construction of test homes in Atlanta, GA meeting Building America savings targets and serving as a basis of design for other homes Martin Dodson plans to build within the Serenbe community.