2 Hour Fire Rated Wall Assembly Canada

Wall assemblies single layer wood stud wall with resilient channels.

2 hour fire rated wall assembly canada.

American softwood lumber standard ps 20. Elements of buildings the fire resistance rating classifies the ability of an assembly to confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies. Lumber shall be identified by the grade mark of a lumber grading or inspection agency that has been approved by an accreditation body that complies with the. Once rockwall panels have been installed according to the specific intertek warnock hersey certification guidelines the assembly provides 1 2 and 3 hours of fire resistance with a 4 5 and 6 core thickness respectively.

The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. There are many ways to meet the requirements for 2 hour fire rated separation walls including foundation to roof masonry walls separating the units. Rockwall fire rated wall panels consist of a unique rockwool mineral fibre core called conrock with laminated sheet steel permanently bonded to both sides. Use special fiberglass rated for use in firewalls.

The ratings relate to fire tests designed to determine how quickly fire can raise the temperature to unacceptable levels. For example for an 8 in. Manufactured in canada and contains a minimum of 70 per cent recycled content the highest recycled content in the industry. Descriptions of successfully tested i joist floor as.

Wall floor assembly guide insulation for sound fire rated assemblies. An increasingly common and popular method is the gypsum area separation wall which consists of individual stud framed walls filled with fiberglass insulation for each housing unit which are separated by a special construction that consists of. 203 mm limestone aggregate concrete masonry wall with a maximum control joint width of in. Table 1 for one hour rated wall assemblies and table 2 for two hour rated wall assemblies.

51 mm thickness can be used in the joints of a 4 hour wall. Mount a 1 1 2 inch fiberglass barrier inside the studs. Elements of buildings the fire resistance rating classifies the ability of an assembly to confine and isolate fire within a zone comprised of fire resistance rated walls ceiling and floor assemblies. 25 mm thickness measured perpendicular to the face of the wall of ceramic fiber in the joint can be used in walls with fire resistance ratings up to 3 hours while a 2 in.

The ulc listed design oxxx in figure 1 is an example of a specific assembly tested to the requirements for a fire resistant design by ulc for conformity with nbc when implemented in the construction exactly as it is laid out in the design s description it will provide a one hour fire resistance rating the supporting data has been collected based on the required testing standards.