FIRST Wall System

FIRST Wall System

Under the Modern Methods of Construction (MMC) definition framework the FIRST wall system is categorised as MMC Category 2 – Pre-manufacturing (2D primary structural systems).

For more information including psi and U-values, please get in touch.

Breather Paper

External reflective breather (factory- fitted)

External Sheathing

9mm OSB sheathing (factory-fitted)

Stud Size

140mm