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Quasi fire resistant system

The quasi-fire resistant wall products described hereinafter include the products accredited by Ministry of Land, Infrastructure and Transport, the products accredited by Gypsum Board Industry Association, and the products meet the requirements specified by the Ministry.

Quasi-Fire Resistant Walls with Fire Resistance of up to 45 minutes
  • Standard quasi-fire resistant walls incorporating the standard plasterboard, Tiger Board and the hard plasterboard gTiger Super Hardh.

Name of wall Quasi fire resistance certification number Wall structure (horizontal sectional view)
Yoshino Quasi-Fire Resistant Super Wall C QF045NP|9009
(Non-loadbearing)

*Joint treatment is required.
*Non-loadbearing : Wall systems which do not bear building loads

Quasi-Fire Resistant Walls with Fire Resistance of up to 60 minutes [Sound Insulation Structure]
Sound insulation performance is secured by staggered stud structure.
[Yoshino Quasi-Fire Resistant Super Wall WP]
Sound insulation performance(TLD) TLD-51
Sound insulation structure certification number SOI|0052
60 mins quasi fire resistant structure certification number QF060BP|0007(Loadbearing)
Recommended usage location Partition wall for in between rooms in quasi fire resistant buildings such as dormitories and hotels.
Wall structure (horizontal sectional view)
*Joint treatment is required.
*Loadbearing : Wall systems which bear building loads
Quasi-Fire Resistant Walls with Fire Resistance of up to 45 minutes or 60 minutes Accredited by Gypsum Board Industry Association
These products are systems accredited by the Gypsum Board Industry Association, so please install these products according to said accreditation requirements.
Performance Quasi fire resistance certification number Wall structure (horizontal sectional view)
45 minutes quasi fire resistance QF045BP|9071
(Loadbearing and non-loadbearing)

*Joint treatment is required.@* Use wood or steel materials for studs or base
*Structural steel materials used for bearing vertical loads shall be 2.3mm thick or more
QF045BP|9082
(Loadbearing)

* 9.5BTB joint treatment is required.
60 minutes quasi fire resistance QF060BP|9072
(Loadbearing and non-loadbearing)

*Joint treatment is required.@* Use wood or steel materials for studs or base
*Structural steel materials used for bearing vertical loads shall be 2.3 mm thick or more
*Loadbearing : Wall systems which bear building loads@*Non-loadbearing : Wall systems which do not bear building loads*Loadbearing : Wall systems which bear building loads@*Non-loadbearing : Wall systems which do not bear building loads

Quasi-Fire Resistant Walls which meet the requirements specified by National Land and Transportation Ministry in Japan
These products are of the specification that meets the requirements specified by National Land and Transportation Ministry in Japan. For more details, please consult with a chief architect before installing.
Performance Notification number Wall structure (horizontal sectional view)
45 minutes
quasi fire resistance
No. 1358
(Loadbearing and non-loadbearing)

* Use wood or steel materials for studs or base

* Use wood or steel materials for studs or base

* Use wood or steel materials for studs or base

* Do not use noncombustible studs or any other noncombustible components (e.g. bonded wood).

Performance Notification number Wall structure (horizontal sectional view)
60 minutes
quasi fire resistance
No. 1358
No. 253
(Loadbearing and non-loadbearing)

*Backside of wall shall be secured (only when one layer of board is applied to each side of wall)
* Use wood or steel materials for studs or base

* Use wood or steel materials for studs or base

* Use wood or steel materials for studs or base

* Use wood or steel materials for studs or base
*Loadbearing : Wall systems which bear building loads@*Non-loadbearing : Wall systems which do not bear building loads
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