Library

Webpage listing ACCA Manual J and D calculation software that is approved by ACCA.

The research report outlines a practical and cost-effective strategy utilizing central HVAC systems to optimize humidity control and ventilation in energy-efficient homes located in hot-humid climates, demonstrating significant improvements without requiring complex equipment upgrades.

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.

Article describing the common ventilation system types, issues, and solutions in New York City's multifamily residential buildings to improve indoor air quality, occupant health, and building durability.

Webpage outlining how to optimize the installations and performance of mini-split heat pump systems. As well, it discusses a set of design considerations for multi-level homes, low load homes, and heat distribution to rooms without a heat source.

Webpage with instructions for heat pump installers to choose the most suitable type of heat pump system, according to a project’s specific requirements.

Document for contractors detailing how to prioritize, control, and configure heat pumps in a residence that uses two heating systems.

Document for customers describing the benefits of two-system controls for homes, including information answering how, when, why, and how two-system controls with multiple heating sources are employed.

Report examining the use of smart thermostat data to detect performance degradation and optimize comfort control in home AC systems.

U.S. Code of Federal Regulations energy and water conservation standards for consumer products including home appliances and HVAC equipment.

Section 608 establishes EPA’s National Recycling and Emission Reduction Program designed to reduce emissions related to maintaining, servicing, repairing, and disposing of air conditioning or refrigeration equipment.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Website for consumers describing heat pump water heater technology and linking to retailers and installers.

Article describing considerations for choosing a room-level air cleaner to improve indoor air quality.

Factsheet outlining the advantages of using heat pumps, which are an efficient way to heat and cool a home.

Webpage providing curriculum with links to presentations and problem sets for teaching an understanding of sizing cold climate heat pumps.

Research report discussing the reduction of HVAC energy consumption to meet U.S. greenhouse gas targets and DOE's energy-efficient building goals. It introduces iComfort, an IoT-based system for optimizing home comfort and energy savings.

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.

Webpage describing the STEP campaign encouraging the use of smart diagnostic tools to reduce installation faults.

Brochure describing HVAC filter options for efficiency and IAQ.

Users guide to help contractors and homeowners use the Cold Climate Heat Pump Sizing Support Tools developed by NEEP to size and select the best air source heat pumps for their cold climate location.