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Understanding Drainage Planes, BSD-105

Reference

Guide providing information about controlling rainwater through use of drainage planes.

Stucco is installed over rigid insulation, which is installed over a drainage plane consisting of a drainage gap and building wrap layer over the sheathing

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Building Enclosure: Stone Veneer Installation Interior Drainage Plane

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Drain the Rain…On the Plane…the Drainage Plane, BSI–112

Reference

Report covering the rainwater performance of building assemblies.

Standard Specification for Manufactured Polymeric Drainage and Ventilation Materials Used to Provide a Rainscreen Function, ASTM E2925–19a

Reference

Specification describing criteria for manufactured polymeric materials used to provide a rainscreen function, a means for the drainage of liquid moisture and the ventilation of vapor moisture that enters an above-grade exterior wall assembly which was published in the year 2019, and is available for...

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.

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Temporary dry floodproofing wall design concepts

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Rain Screen Acknowledgement Form

Reference

An example of a form a building codes department created to ensure builders are fully aware and have taken steps to provide drainage so that water doesn’t accumulate behind siding. This example is from the city of Newberg, Oregon.

Reducing Damage from Localized Flooding - A Guide for Communities, FEMA 511

Reference

Report from FEMA on how to reduce damage from localized flooding including planning, drainage, building codes and retrofits, and regulations.

Moisture-, Impact-, Fire-, and Pest-Resistant Exterior Siding

Guide

Guide describing how to select the siding materials best suited to withstand hazards like rain, wind, hail, fire, and pests.

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.

Vinyl Siding with Integrated Rigid Foam for Existing Walls

Guide

Guide describing the design and installation considerations for recladding of above grade walls using insulated vinyl siding.

Flooding Overview

Information Guide

Overview guide describing residential floodproofing steps.

Decks are Wildfire-Resistant

Guide

Guide describing how to properly construct decks and other building attachments to be resistant to ignition in the event of a wildfire.