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Air-Bloc® 31MR

Liquid Emulsion Vapor Permeable Air Barrier Membrane

Product Description
Technical Literature
Specs and Details

 

Air Barrier Brochure

Commercial Air Barrier Systems Brochure

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Liquid-applied with a trowel or spray, Henry’s Air-Bloc® 31MR is a one-component, rubberized membrane that provides an air barrier when applied to a range of construction surfaces. Air-Bloc® 31MR cures to a tough, monolithic rubber-like membrane.

Features

  • Retains flexibility over a wide temperature range and bridges cracks
  • Adheres to most construction surfaces, including block, concrete, stone, wood and metal
  • Can be applied to damp concrete
  • Contains no organic solvents
  • Integral mold resistant formulation as per ASTM D5990

Packaging

  • Available in 5-gallon pails or 55-gallon drums

 

Air Barrier Brochure

Commercial Air Barrier Systems Brochure

Download PDF

 

Data Sheets

Air-Bloc® 31MR Data Sheet Download PDF      
 

SDS Sheets

Air-Bloc® 31MR SDS Sheet Download PDF      
 

Tech Talks

NFPA 285 Assemblies Download PDF      
Fastener penetrations through air barrier membranes Download PDF      
Meeting ASTM E2357 Download PDF      
FAQ about vapor permeable air barriers Download PDF      
FAQ about Air-Bloc® MR Download PDF      
Conversion Charts Download PDF      
Coatings and Sealants Download PDF      
         

Health Product Declaration

Air-Bloc® 31MR Health Product Declaration Download PDF      
         

 

Air Barrier Brochure

Commercial Air Barrier Systems Brochure

Download PDF

 

Specifications

Air-Bloc® 31MR Guide Spec Download Word File      
 

Architectural Details

AB-H116 Expansion joint detail – Brick veneer/metal stud wall Download PDF   Download DWG  
AB-H117 Plan details – Brick veneer/steel stud/CMU wall Download PDF   Download DWG  
AB-H118 Deflection joint detail – Brick veneer/steel stud Download PDF   Download DWG  
AB-H119 Shelf angle detail – Brick veneer/steel stud wall Download PDF   Download DWG  
AB-H122 Rebate window detail – Stucco/steel stud Download PDF   Download DWG  
AB-H123A Sequence detail – Steel stud/rebate window installation Download PDF   Download DWG  
AB-H123B Sequence detail – Steel stud/rebate window installation Download PDF   Download DWG  
AB-H124A Sequence detail – Steel stud/flanged window installation Download PDF   Download DWG  
AB-H124B Sequence detail – Steel stud/flanged window installation Download PDF   Download DWG  
AB-H128 Joint treatment detail – Exterior gypsum sheathing Download PDF   Download DWG  
AB-H129 Corner details – Exterior sheathing Download PDF   Download DWG  
AB-H130 Penetration detail – Horizontal pipe Download PDF   Download DWG  
AB-H212 Wall/foundation detail – Brick veneer/wood frame construction Download PDF   Download DWG