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Blown Insulation for Existing Vented Attic

Guide describing how to insulate a vented attic in an existing home using blown insulation added to the attic floor.

Batt Insulation for Existing Vented Attics

Guide describing how to increase insulation in existing homes by installing batt insulation on the ceiling plane of a vented attic.

Wind Washing

Guide describing wind washing and how to prevent it.

New Whole-House Solutions Case Study: Nelson Construction: Hamilton Way, Farmington, CT

Author(s)

Pacific Northwest National Laboratory

Organization(s)

PNNL

Publication Date

April, 2012

Case study describing the design and testing of 10 high-performance homes in Farmington, Connecticut.

Reduce Pest Intrusion

Guide describing ways builders can block off entry points and otherwise make homes inhospitable to all manner of pests.

Sealing and Insulating Existing Floors above Unconditioned Spaces - Code Compliance Brief

Publication Date

May, 2016

From a model code perspective, submittal of construction documentation, permitting, plan review, and field inspection may be required depending upon the specific details of renovating the floor above an unconditioned space (e.g., floor over a vented crawl space). Several different approaches can be taken to seal and insulate existing floors during a renovation project.