Fire Door & Hydrant Building Codes & Rules
- Ensure fire door compliance with Tools™: Simplifying NCC through interactive graphics. Achieve clarity on signage, egress, and fire safety requirements.
Exit Door Clearances
- ≥ 1.98m unobstructed Door height
- Door width to be 250mm less than the required unobstructed Exit width
Door Clearances RULES
NCC 2022 V1
Class 2 to 9
NCC 2022 D2D7 to D2D11 [2019 D1.6]
May 2023
- ≥ 1.98m unobstructed Door height
- Door width to be 250mm less than the required unobstructed Exit width
Tagging
Fire Hose Reel
Seals
- To full perimeter of Door frame
- Drop seals at floor
Door Seal RULES
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
- To full perimeter of Door frame
- Drop seals at floor
Fail Safe Hinged Door Devices
Sliding Fire Door
Vision Panels
- ≤ 0.065m² size
Vision Panel RULES
NCC 2022 V1
All Building Classes
NCC 2022 D3D28 [2019 D2.23]
May 2023
- ≤ 0.065m² size
Door Swing
- Door shall swing in the direction of egress, or
- ≤ 500mm encroachment into required width
Door Swing RULES
NCC 2022 V1
All Building Classes
NCC 2022 S12C2, D3D25 [2019 C3.4:2, D2.20]
May 2023
- Door shall swing in the direction of egress, or
- ≤ 500mm encroachment into required width
Site Tools
Door Stop
- Locate at latch end to prevent damage to leaf & hardware
Travel Limiting Device RULES
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
- Locate at latch end to prevent damage to leaf & hardware
Magnetic Door Hold Open
- Fail Safe Device connected to Fire Alarm System
- Holds door open & releases via
- Remote switch
- Fire alarm system activation
- Release Button
- To allow manual closing when not activated by fire system
Hold Open RULES
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
- Fail Safe Device connected to Fire Alarm System
- Holds door open & releases via
- Remote switch
- Fire alarm system activation
- Release Button
- To allow manual closing when not activated by fire system
Plumbing Overview
Non-combustible
Threshold
< 3
Fire Hydrant Booster Assembly
Closer
- Close & latch Door from any angle
- Back checking set ≥ 70° open to last 5°
Door Closer RULES
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
- Close & latch Door from any angle
- Back checking set ≥ 70° open to last 5°
Signage
- ≥ 20mm tall font, CAPITALISED, in contrasting colour
- Always visible location
Signage RULES
NCC 2022 V1
Class 2 to 9
NCC 2022 D3D28 [2019 D2.23]
May 2023
- ≥ 20mm tall font, CAPITALISED, in contrasting colour
- Always visible location
AS 2419.1:2021, 3.2.2.2 (b)
AS 1905.1:2015, 2.3.2.2
Door Operational ForceAS 1905.1:2015, 2.3.2.2
- Apply force 700mm from pivot centre of the door
- ≤ 2 N force
- From closed position to full open door position
- Back to the strike
- ≤ 20 N force
- Door leaf in fully latched position
< 3
Fire Rated
Wall
< 3
Alternate
signage
location
Hydrant
- Must serve only the storey it is located
AS 1905.1:2015, 5.3
Metal Doorframes in Masonry WallsAS 1905.1:2015, 5.3
- ≥ 75mm depth corrosion-resistant Metal Anchors fixed to mortar joints
- ≤ 400mm vertical spacing
- Fill jamb cavities completely with
- Cement mortar, non-shrink grout, or concrete
- At ≥ 1000°C fusion temperature
- Comply to AS 3600 or AS 3700
NCC 2022 Vol 1, D3D16
Allowed Step & Ramp on ThresholdsNCC 2022 Vol 1, D3D16
- Doorways opening to
- An open space
- External stair landing
- External balcony
- Door sill ≤ 190mm above FFL where doorway opens
- Class 9a in patient care areas of a health-care building
- ≤ 25mm Door Sill height above FFL where doorway opens
- Class 9c in Residential use areas
- ≥ 1:8 gradient ramp with ≤ 25mm Ht
- Accessible Buildings where
- Doorways open to an open space
- Threshold or Step Ramps are compliant to AS 1428.1
AS 2419.1:2021, 3.2.2.2 (a)
AS 2419.1:2021, 3.2.2.1 (c)
900
to
1.1m
1.5m
Recommended
Valve Clearance
100mm clear from fully wound out position
Door Leaf Clearances
- Leaf Perimeter
- ≤ 3mm gap at head & jamb
- 3 to 10mm gap at threshold
- Face of Leaf to Door Stop Rebate
- ≤ 3mm mean (μ) clearance
- ≤ 5mm allowed for minor warping
Best Practice
NCC 2022 V1
How to Measure
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
- Leaf Perimeter
- ≤ 3mm gap at head & jamb
- 3 to 10mm gap at threshold
- Face of Leaf to Door Stop Rebate
- ≤ 3mm mean (μ) clearance
- ≤ 5mm allowed for minor warping
Electrified Latch Locks
- ≤ 15 N force applied to latch handle to open[1]
- Fail Safe Device connected to Fire Alarm System
- Self-latching mechanism able to self-close from any position
- Escape side handle to be openable without a key (exceptions apply)
Fire Door Lock HEIGHTS
NCC 2019 V1
All Building Classes
NCC 2022 D3D26
May 2023
Panic Hardware RULES
NCC 2022 V1
All Building Classes
NCC 2022 D3D26(1)(b)
May 2023
Latch MATERIALS
NCC 2022 V1
All Building Classes
NCC 2022 S12C2 [2019 C3.4:2]
May 2023
AS 1905.1:2015, 2.3.6
- ≤ 15 N force applied to latch handle to openAS 1905.1:2015, 2.3.6
- Fail Safe Device connected to Fire Alarm System
- Self-latching mechanism able to self-close from any position
- Escape side handle to be openable without a key (exceptions apply)
100
clear
