Spartan Doors

Australia-made blast doors, fire doors, industrial doors, shed doors, metal doors

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Guide to Calculating Door Sizes

Instructions for calculating door sizes and frame sizes. How to work out clear opening sizes or reveal sizes or hole in wall sizes or door sizes if you only have one of these dimensions. 

How to work out clear opening sizes or reveal sizes or hole in wall sizes or door sizes if you only have one of these dimensions. 

Calculating Door Sizes & Understanding Door Frames

Some of our Customers

Some of Our Customers

National Safe
Downer EDI Engineering
Wormald
Manresa
Doric
BOC
Zaunder
DFAT
Port Containers
CommTel
Hutchinson Builders
John Holland
Monadelphous
Storco Storage Systems
SJ Higgins
Cockram Contruction

For a fire rated door:

  • Add 4mm to the door width to get the reveal width
  • Add 80mm to the door width to get the overall width
  • Add 8mm to the door height to get the reveal height
  • Add 46mm to the door height to get the overall height
  • Subtract 50mm from the reveal width to get the clear opening width
  • Subtract 25mm from the reveal height to get the clear opening height

For a non-fire rated door:

  • Add 6mm to the door width to get the reveal width
  • Add 82mm to the door width to get the overall width
  • Add 10mm to the door height to get the reveal height
  • Add 48mm to the door height to get the overall height
  • Subtract 30mm from the reveal width to get the clear opening width
  • Subtract 15mm from the reveal height to get the clear opening height

* Height calculations do not include allowance for flooring

Double Rebate Frame Labels

Calculating Door Sizes Downloads

Door Size & Door Frame Measurement Guide

shed doors

Blank frame order form – electronic

shed doors

Blank frame order form – printable

shed doors

For more information on Spartan door frames then please contact us.

Some of Our Customers

National Safe
Downer EDI Engineering
Wormald
Manresa
Doric
BOC
Zaunder
DFAT
Port Containers
CommTel
Hutchinson Builders
John Holland
Monadelphous
Storco Storage Systems
SJ Higgins
Cockram Contruction

News

  • Custom Size Doors Delivered to NSW June 16, 2022 - Spartan Doors recently delivered dozens of custom size doors to a large residential project in New South Wales. The Collaroy Plateau job required custom hollow...
  • Double Door Lock Set Package June 9, 2022 - Spartan Doors recently manufactured and delivered dozens of acoustic doors, double doors, frames and a double door lock set for a noise control specialist. The...
  • Metal Frame Project Delivered to Victoria June 2, 2022 - Spartan Doors recently supplied a metal frame project for one of Australia’s largest construction companies. While the project required metal frames, we also supplied timber...
  • Acoustic Door Seals: Why Your Business Needs Them May 26, 2022 - Never overlook the details when it comes to protection and confidentiality. For highly effective soundproofing, every acoustic door panel construction requires efficient acoustic door seals....
  • Acoustical Doors Rated RW44 with Laminate May 17, 2022 - What Are Acoustical Doors? Spartan Doors offers a range of acoustic doors suitable for use in industrial and commercial applications where noise reduction is required....

Popular Products

  • Fire Rated Doors
  • Solid Core Doors
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  • Bulwark 2000
  • Blast Proof Doors
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Recent News

  • Custom Size Doors Delivered to NSW
  • Double Door Lock Set Package
  • Metal Frame Project Delivered to Victoria

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Spartan Doors Location Map

110 Mitchell Avenue
Kurri Kurri, NSW, 2327

PH: 1300 784 852
FAX: 1300 784 952
EMAIL: [email protected]

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