
BASF Corporation ![]()
Insulation. Air barrier. Vapor barrier. Drainage plain. One product – one application. Improve energy efficiency by 40%. BASF’s Walltite® insulating air barrier system is fully tested and field-proven. Thanks to its 90% closed-cell content, the Walltite system combines industry-leading air permanence ratings and a superior insulation R-value to make a significant contribution to building energy efficiency.

CertainTeed
![]()
CertainTeed Insulation offers a full range of energy efficient insulation products for residential, commercial and HVAC applications including proven fiber glass batts, rolls and board, InsulSafe® and OPTIMA® premium blowing wools, and now CertaSpray™ polyurethane foams. Exclusive innovations like MemBrain™, the smart vapor retarder and air barrier and DryRight™ with MemBrain facing are also available.
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BASF Corporation ![]()
Insulation. Air barrier. Vapor barrier. Drainage plain. One product – one application. Improve energy efficiency by 40%. BASF’s Walltite® insulating air barrier system is fully tested and field-proven. Thanks to its 90% closed-cell content, the Walltite system combines industry-leading air permanence ratings and a superior insulation R-value to make a significant contribution to building energy efficiency.

CertainTeed
![]()
CertainTeed Insulation offers a full range of energy efficient insulation products for residential, commercial and HVAC applications including proven fiber glass batts, rolls and board, InsulSafe® and OPTIMA® premium blowing wools, and now CertaSpray™ polyurethane foams. Exclusive innovations like MemBrain™, the smart vapor retarder and air barrier and DryRight™ with MemBrain facing are also available.