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Right-Wall-insulating sheathing is extended up to roof rafters and sealed around the framing with spray foam

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Insulating sheathing is extended up to the roof rafters and sealed around the framing with spray foam as part of this exterior wall retrofit

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Pumpkin Ridge Passive House Video #007: Wall-To-Roof Air Barrier Details

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Video describing the wall-to-roof air barrier details of a passive house.

Right – This low-slope flat roof assembly has continuity of both the air and water barriers

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Right – This low-slope roof and parapet assembly has continuity of both the air and water barriers

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Pumpkin Ridge Passive House Video #009: Wall-To-Roof Air Barrier (Part II)

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Video describing the wall-to-roof air barrier details of a passive house.

Blocking installed on a flat roof for a PV system rack is sealed around the edges with sealant then will be covered with self-adhering roof membrane to prevent water leakage

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Unvented roof assembly at eave retrofitted with rigid foam, spray foam, and a fully adhered membrane seal at the top of wall-to-roof transition

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Right - Spray foam insulation has been sprayed onto the underside of the sloped roof and the gable end wall to provide a sealed, insulated attic for housing the HVAC ducts

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This parapet wall has no blocking to prevent the convection of cold air through the insulation, which significantly reduces the effectiveness of the insulation.

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Unvented roof assembly at rake retrofitted with a filler piece and taped top edge of existing house wrap or building paper to seal the top of wall-to-roof transition

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This exhaust fan duct opens into the attic rather than exiting through the roof and mold has begun to form on the underside of the deck sheathing and on the rafter due to the moist air exiting the duct

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Right - Here, air control is established by taping the seams of the plywood panel sheathing. The roof sheathing is also trimmed flush with the wall sheathing to allow a simple and airtight connection between the roof and wall assemblies

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Chimney Flashing 2 Preparation

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on material preparation before construction. Part 2 of 11.

Chimney Flashing 5 Step Sides

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing step sides. Part 5 of 11.

Chimney Flashing 6 Top Pan

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the top pan. Part 6 of 11.

Chimney Flashing 3 Bending

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on measuring and bending flashing before installation. Part 3 of 11.

Chimney Flashing 4 Base Front Apron

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the base front apron. Part 4 of 11.

Chimney Flashing 7 Front Cap Flashing

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the front cap flashing. Part 7 of 11.

Chimney Flashing 8 Left Side Cap Flashing

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the left side cap flashing. Part 8 of 11.

Chimney Flashing 9 Right Side Cap Flashing

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the right side cap flashing. Part 9 of 11.

Chimney Flashing 10 Top Cap Flashing

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on installing the top cap flashing. Part 10 of 11.

Chimney Flashing 11 Secure Cap Flashing

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on securing the cap flashings. Part 11 of 11.

Mea Culpa Roofs, BSI-083

Reference

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

Technology Solutions Case Study: Predicting Envelope Leakage in Attached Dwellings

Case Study

Case study describing the measurement of envelope leakage in multifamily buildings.

Dropped Ceiling/Soffit Below Unconditioned Attic

Guide

Guide describing how to insulate and air-seal dropped ceilings and soffits to prevent air leakage.

Building Enclosure: Roof Overview

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Video describing good installation practices and features of a properly installed roof and gutter system.

Chimney Flashing 1 Measuring

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Video from Ivy Tech ivyVILOS giving an in-depth tutorial on how to properly flash a chimney, focusing on pre-construction measurements. Part 1 of 11.

Skylight Shaft Walls

Guide

Guide describing insulation techniques for skylight shaft walls.

Unvented Insulated Sloped Roofs

Guide

Guide describing construction of unvented, sloped, insulated roof assemblies in high wind zone areas.