Best Doors PS120 Sliding Fire Door Set

The PS120 sliding fire door set is used where a large opening in a fire separation (up to 10m2) is required to be closed off in the event of a fire and/or in daily use.

updated : 23/7/2024

The slider may be concealed behind an appropriate cavity wall. Automatic opening and closing is not currently available for Sliding Fire Doors.

The PS120 is a sliding fire door set. The door leaf can be faced in plywood or steel sheet, and is capped with steel channel to 4 edges and hung from a sliding track system.

A counterweight system, released by a fusible link or electromagnetic hold open devices that are linked to a fire detection system, closes the door leaf in the event of a fire.

For higher fire ratings and larger sized doors refer to the PS240 slider.

PS120 is not available as a smoke control door set.

The thickness of the PS120 door leaf is 65mm with an approximate leaf weight of at least 31kg/m2

Notes:

The PS120 is not available as a ‘pair’ door set.

The maximum area per sliding door leaf is 10.5m2

Product Options

LEAF FACINGS

Plywood

Steel Sheet 0.9mm

LEAF EDGES

The leaf edges listed below are available for the PS120 door set

HARDWARE/CLOSING SYSTEMS

A Standard Track System is supplied with this door set.

STANDARD CLOSER

Weight and pulley system with self-closure activated by fusible link in the event of fire.

ELECTROMAGNETIC CLOSING WEIGHT SYSTEM

A weight and pulley system modified for electromagnetic release is available. Closure is on fire/smoke detection activated by sensors (by others) mounted each side of the door set to lintel or ceiling.

FRAME TYPES & PROFILES

Please refer to the installation instructions for this door set for more information.

MEETING STILES

Not applicable for this door set.

WALL TYPES

Masonry

The Best doors Slider may be hung from a concrete or masonry wall either of precast concrete (thickness 100mm minimum) or grouted blockwork (thickness 190mm minimum).

Drywalls

Special wall construction is required for mounting on plasterboard walls. Please contact Best Doors for further information.

Product Optional Extras

Vision Panels

Please contact Best Doors for information on vision panel options.

Sidelights and overlights Not applicable for this door set.

Overpanels Not applicable for this door set.

CAVITY WALL SYSTEM

This door leaf has a thermal insulation rating (R-value) of 0.692 Km2/W.

TECHNICAL COMPLIANCE STATEMENT

The PS120 fire door complies with the requirements of NZS 4520 Fire-resistant door sets when installed in accordance with Best Doors’ Installation Instructions into a complying fire-resistant wall, and when fitted with approved hardware.

NZS 4520 is referenced in the New Zealand Building Code Acceptable Solutions (Appendix C 6.1.1) Best PS120 fire doors have been successfully fire-tested in accordance with AS1530.4, as referenced in NZS 4520 and in Appendix C 5.1.1.

The fire resistance achieved by the PS120 was FRR -/120/30

The PS120 fire door will satisfy the requirements of NZBC, B2 “Durability” under conditions of use, installation and maintenance specified by Best Doors, or specific contractual guarantees, whichever are overriding.