Quick Guides

Find downloadable resources that provide step-by-step guidance on various aspects of using FPIS continuous insulation.

FPIS Installation Guide

Provides installation guidance and illustrations to help promote proper installation of FPIS in a variety of applications.

ANSI/ABTG FS200.1 – 2022: Standard for Use of Foam Plastic Insulating Sheathing (FPIS) in Building Envelopes: Above-grade Walls

This comprehensive consensus standard contains a wealth of practical and actionable guidance for code-compliant use of foam sheathing on above-grade walls. 

Model Moisture Control Guidelines for Light-Frame Walls

Provides actionable guidelines to effectively consider, evaluate, and manage the balance of wetting and drying potential in common above-grade, light-frame wall assemblies in a broad range of climate conditions.

Window Installation in Walls with Foam Sheathing

Covers four common methods of installing flanged windows in wood wall framing

Attachment of Exterior Wall Coverings Through FPIS

Includes information on attaching to both wood and steel wall framing

Water Resistive Barrier System with Foam Sheathing

Foam sheathing, properly taped, is a code-compliant and effective WRB

IRC Wall Bracing: A Guide for Builders, Designers and Plan Reviewers

This guide provides designers, code officials and builders a basic understanding of how to apply the IRC bracing provisions for code-compliant dwellings and how the IRC bracing provisions can be used to create maximum value in a diverse housing market. 

Airspace R-Value

How does one characterize the R-value of an air space? 

Fire Performance

Find resources for using foam sheathing in fire rated applications, including use of the alternative materials provision of the code to extend NFPA 285 test results to similar wall assemblies of equal or better performance in assemblies using foam sheathing.

Resources for Code-Compliant Specification of FPIS ci Products

Provides a central location for the identification of code-compliant products that have been approved for a variety of purposes including air barrier, water-resistive barrier, and fire performance.