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This HRV, installed in a conditioned attic, provides balanced ventilation to the whole home

Reference

Measure Guideline: Selecting Ventilation Systems for Existing Homes

Author(s)

Aldrich Robb

Organization(s)

Consortium for Advanced Residential Buildings,

CARB,

Steven Winter Associates,

SWA,

U.S. Department of Energy,

DOE

This document addresses adding—or improving—mechanical ventilation systems to existing homes. The purpose of ventilation is to remove contaminants from homes either directly or by dilution. This report discusses where, when, and how much ventilation is appropriate in a home, including some discussion of relevant codes and standards.

Publication Date

Sat, 02/01/2014 - 12:00

Pre-Retrofit Assessment of Ventilation Systems

Guide describing how to evaluate existing ventilations systems before performing home upgrades.

Whole House Ventilation Strategies for Existing Homes

Guide describing how to select and install whole-house ventilation systems for existing homes.

Whole-House Ventilation Strategies for New Homes

This guide describes how to install a whole-building ventilation system to provide adequate dilution of indoor air contaminants.

Outdoor Air Intake Damper Controlled

No outdoor air intakes connected to return side of the HVAC system, unless controls are installed to operate intermittently & automatically based on a timer and to restrict intake when not in use (e.g., motorized damper)

Building Cavities Not Used as Supply or Return Ducts

Guide describing the use of building cavities as supply or return ducts.

Building Science Introduction - Air Flow

Information guide providing background information about air flow in residential buildings.

Whole-House Dehumidification

Guide describing options for adding dehumidification equipment to a home to maintain indoor relative humidity below 60%.

Building Science Introduction - Heat Flow

Information guide providing background information about heat flow in residential buildings.