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Air-seal exterior doors to minimize air leakage.

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Air Sealing Doors Adjacent to Unconditioned Space

Guide

Guide describing how to air-seal doors that are next to unconditioned spaces.

Air seal door and window rough openings with backer rod, caulk, or nonexpanding foam

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Retrofit Improvements - Improve Window & Door Flashing/Sealing

Reference

Fact sheet describing methods for flashing and air-sealing windows and doors.

Window and Door Rough Openings

Video

Video describing how to air-seal around window and door rough openings.

Install an ENERGY STAR labeled insulated door with an automatic closer. Weather strip the door frame

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

Case Study

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

Right – Weatherstripping has been installed and remains in contact when the door is closed.

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Wrong – There is visible light around the door because no weather stripping has been installed.

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Exterior Doors Are Insulated, Impact Rated, and Fire Rated

Guide

Guide describing the use of doors that are insulated and are impact rated or have protective coverings for resistance to hurricane, high winds, wildfires, and thermal losses.