Library

Energy Star web page providing guidance on attic ventilation.

Standard providing guidance on how to select, size, and locate the supply air diffusers, grilles and registers, and the return grilles.

Technical article describing issues and moisture concerns related to weatherization efforts.

Article describing the building science implications of insulating vented or unvented attics.

Article describing the research into insulating vented versus unvented attics.

Reference investigating the strategy of using buried and/or encapsulated ducts to reduce duct thermal losses in residential buildings.

Report on heating and cooling air-distribution ducts that are insulated, installed close to the ceiling in a vented attic and covered with attic insulation to minimize energy loss.

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Webpage providing details of an experimental earth tube installation at the Clean Energy Exhibition in Georgia.

Report about field testing that characterizes the uniformity of room-to-room ventilation air distribution under various operating conditions by examining multi-zone tracer gas decay curves and calculating local age-of-air.

Report to understand the long-term moisture performance of unvented roof assemblies with fibrous insulation.

A guide for designers, architects, engineers, and fire experts on how to design rainscreen and ventilated cavities such that they don’t contribute to the spread of a fire.

Website providing an online directory of more than 3,600 residential ventilation products lisiting flowrates, sones, watts, and other performance metrics; all listed products have been tested by the Home Ventilating Institute.

Article describing methods for insulating and air sealing vented and unvented roofs in various climates zones.

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.