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Wet-applied insulation that is still drying.

Wet-applied insulation that is still drying.

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An uninsulated (or existing insulated) basement slab is retrofitted to reduce moisture transmission by sealing with epoxy paint.

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Windows are installed as “outies” in this wall assembly using a self-adhered membrane water and air control layer with continuous exterior insulation

Windows are installed as “outies” in this wall assembly using a self-adhered membrane water and air control layer with continuous exterior insulation

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This drawing shows key head details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

This drawing shows key head details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

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This drawing shows key jamb details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

This drawing shows key jamb details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

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This drawing shows key sill details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

This drawing shows key sill details for a window installation using a fluid-applied flashing on a wall with a mechanically attached water and air control layer and continuous insulation

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This drawing shows key head details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

This drawing shows key head details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

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This drawing shows key jamb details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

This drawing shows key jamb details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

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This drawing shows key sill details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

This drawing shows key sill details for an “outie” window installation using a fluid-applied flashing on a wall with a fluid-applied water and air control layer and continuous insulation

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Wrong: Closed-cell spray foam roof insulation was not thick enough to meet IRC levels so the foam surface is colder than the dew point of the interior air and condensation formed on surface of the foam

Wrong: Closed-cell spray foam roof insulation was not thick enough to meet IRC levels so the foam surface is colder than the dew point of the interior air and condensation formed on surface of the foam

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ICF bricks are stacked to form hollow walls that are reinforced with steel rebar before the concrete is poured in

ICF bricks are stacked to form hollow walls that are reinforced with steel rebar before the concrete is poured in

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Building Materials with High Moisture Content Not Enclosed

Guide

Guide describing why and how to avoid using damp materials in construction.

Class I Vapor Retarders Not Installed in Above-Grade Walls in Warm-Humid Climate

Guide

Guide describing vapor retarder permeability, insulation interaction, and example construction in a hot-humid climate.

Spray foam on concrete foundation wall with framed interior wall

Spray foam on concrete foundation wall with framed interior wall

CAD File

Right: All joints in the rigid foam are taped to keep stucco out of joints for even drying. Mesh tape (shown here) is used with expanded polystyrene (EPS); acrylic sheathing tape or self-adhered membrane is used with XPS

Right: All joints in the rigid foam are taped to keep stucco out of joints for even drying. Mesh tape (shown here) is used with expanded polystyrene (EPS); acrylic sheathing tape or self-adhered membrane is used with XPS

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Cement Board Installed behind Tile and Panel Tub and Shower Enclosures

Guide

Guide describing how to install moisture-resistant materials on walls behind showers and tubs to help manage moisture.

Right – Two-thirds of acrylic tape is offset above the joint and over and above the fasteners

Right – Two-thirds of acrylic tape is offset above the joint and over and above the fasteners

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Right – two-thirds of the blue butyl flashing tape is above the sheathing seam; the top edge of the butyl flashing tape is covered with clear sheathing tape that is also offset so two-thirds is above the top edge of the butyl flashing.

Right – two-thirds of the blue butyl flashing tape is above the sheathing seam; the top edge of the butyl flashing tape is covered with clear sheathing tape that is also offset so two-thirds is above the top edge of the butyl flashing.

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Existing Whole-House Solutions Case Study: Conway Street Apartments - Greenfield, Massachusetts

Case Study

Case study describing a deep energy retrofit, turning an old school into 12 high-end apartments in Greenfield, MA.

No Visible Signs of Water Damage or Mold on Materials

Guide

Guide describing how to avoid choosing building materials that have high levels of moisture content.