Hardie Board Siding Fire Rating

James hardie siding and fire protection.

Hardie board siding fire rating.

Hardie board siding is 90 percent sand and cement which makes it fire resistant. Wood usually feeds the fire while vinyl melts instantly but fiber cement will not ignite when exposed to a direct flame. Icc es ner 405 fire resistance rated wall assemblies ner report ner 405 click the link above and go to section 3 5 of ner 405. Paul minnesota house fire torched two fire trucks parked 60 feet away but the cement board siding home next door 50 feet away remained unscathed.

The panels may be used in fire resistance rated construction as set forth in section 4 3 and may be used on exterior walls of types i ii iii iv and v construction. Case in point a st. James hardie offers an array of siding products. Are james hardie products a masonry product.

The period of time a fire resistant building element like jameshardie siding along with other components of the assembly maintains the ability to confine a fire continues to perform a given structural function or both as determined by astm e 119 tests. Fire resistance rated construction thermal resistance 2 0 uses the james hardie fiber cement panels described in this report are used as exterior wall coverings. What constitutes a 1 hour fire rated assembly. An alternative to vinyl siding fiber cement a mixture of cement sand and wood fibers manages to achieve very high fire resistance without sacrificing convenience and durability.

Boards hardiesoffit pre cut panels artisan by james hardie hardiewrap weather barrier hardiebacker cement board.