Principles of Insulated Vapor Barriers

Insulated Vapor Barrier (IVB)

What is IVB?
Why is it Needed?

The MM Systems™ Insulated Vapor Barrier (IVB) is a Tailored Technology Solution™ designed to provide both thermal and vapor management in structural expansion joint openings.

IVB Detail

The Five Key Performance Features

1

Insulation Values

Available Thermal R-values of R-19, R-25, and R-30 plus a Class A Rating for flame spread and smoke development. (Read More)

2

TriBlokTM Semi-Impermeable or Non-Permeable

The weather wrap fully encapsulates and protects the fiberglass insulation. (Read More)

3

Barrier Compatibility

The IVB system is engineered for expansion joints and other openings requiring insulated environmental protection. Compatible with all expansion joints and most air barrier systems. (Read More)

4

Engineered for Ease of Installation

Modular designs in widths from 1-to-20 inches (custom widths available), which saves installation time and labor. (Read More)

5

Green Standards

Fungi-resistant fiberglass insulation exceeds Greenguard Gold Emissions Standards. (Read More)

Typical IVB Applications

  • Exterior Vertical (Wall) Expansion Joint
  • Exterior Horizontal (Roof) Expansion Joint
  • Wall-to-Roof Transitions
  • New-to-Existing Construction
  • Pedestrian-to-Building Connections
  • Interior Sound Dampening

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