ROXUL Plus® Metal Building

ROXUL PLUS® MB is a mineral wool insulation batt designed for use in pre-engineered metal building constructions.



  • Lightweight, fire resistant, and sound absorbent
  • Strong – well suited for site durability
  • Easy to install, easy to cut
  • Water and moisture resistant – maintains R-value even when wet
  • Does not rot or promote mildew, fungi, or bacteria
  • Sag resistant for tight fits; high density never loses shape
  • Consistent thermal performances with high R-values
  • ROXUL can contribute to earning LEED® points