AP Foil-Faced Foam Sheathing

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With exceptional heat, moisture and air control, Johns Manville AP™ Foil-Faced Polyiso Foam Sheathing eliminates all major thermal bridges that cause heat loss when installed correctly.

Johns Manville AP™ Foil-Faced Polyiso Foam Sheathing boards are available in R-Values up to R-28 and offer a reflective foil facer on one side and a non-reflective facer on the other. AP Foil provides exceptional heat, moisture and air control and, when installed correctly, eliminates all major thermal bridges that cause heat loss. The rigid board sheathing has a one-inch layer of continuous insulation for maximium wall and worksite efficieny.

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Advantages

Thermally Efficient: Effective resistance to heat transfer, with R-values up to R-28.
Water-Resistive Barrier: Meets the ICC-ES AC71 acceptance criteria.
Vapor Barrier: Class I vapor retarder at one inch.
Air Barrier: Meets the Air Barrier Association of America boardstock criteria, when properly installed.
Lightweight: Easy to handle and may be cut with a utility knife or saw.

  ASTM Standards   ASTM C1289   Type I, Class 1
  Flame Spread   ASTM E84   4": ≤ 25
  Smoke Development   ASTM E84   ≤ 450
  Water Vapor Transmission   ASTM E96   0.05 perms (3 ng/Pa-s-m2)
  Compressive Strength   ASTM D1621   ≥ 16 psi (110 kPa)
  Water Absorption   ASTM C209   0.1% volume
  Service Temperature      -100 to 250°F
  R-Value Per Inch     6.0

Data Sheet

AP Foil-Faced Foam Sheathing Data Sheet

SDS

AP Foil-Faced Foam Sheathing SDS
AP Foil-Faced Foam Sheathing SDS (ES)

Installation Instructions

JM Continuous Insulation Wall System Installation Guide 
Technical Bulletin 302: Wall Bracing with Polyiso CI 
JM AP Foil Faced Sheathing Below-Grade Interior Walls Installation Instructions
JM AP Foil Faced Sheathing Below-Grade Exterior Walls Installation Instructions
JM AP Foil Faced Sheathing Crawl Spaces Installation Instructions
AP Foil Faced Insulation Sheathing Board Attics and Cathedral/Vaulted Ceiling Installation Instructions
AP Foil Residential Installation Instructions - Above Grade Exterior Walls,Technical Guide

Technical Bulletin

JM AP Foil - NFPA 285 Wall Assemblies

STC Rating Documents

Acoustical Assemblies STC Rating Reference Guide

Wall Assemblies

Continuous Insulation for Stucco Wall Systems - Option One
Continuous Insulation for Stucco Wall Systems - Option Two
Continuous Insulation for Stucco Wall Systems - Option Three
Continuous Insulation Wall System

Continuous Insulation

Continuous Insulation Website
Technical Bulletin 301: Polyiso CI Performance in Residential Wall Applications   
Technical Bulletin 303: Moisture Control with Polyiso CI       
Technical Bulletin 304: Energy Efficiency with Polyiso CI

Evaluation Reports

ESR-3398
CCRR-0444

Literature

Product Selector Guide
JM All-Purpose Wall System Sell Sheet
PIMA - Polyiso Wall Insulation Boards EPD
PIMA Performance Bulletin - Polyiso vs. XPS
JM All-Purpose Wall System Components Sheet

Certifications and Specifications

JM Continuous Insulation Wall System Specification, Section 072100 - Foil Faced Rigid Insulation
Polyiso Sheathing EPD

Case Study

JM Castle Pines Case Study
Vision House Case Study

Warranties

AP Foil and CI Max 20 Year Limited Warranty


JM Foam Board Video


JM Overview Video


JM Continuous Insulation Video


Polyiso Continuous Insulation Wall Systems: The Perfect Wall

JM CI and Building Science

(webinar)

Available Documents