FB4 Fire Brigade Key


Mortice Key To Suit FB4 Marsden Fire Brigade Locks



SAME DAY DISPATCH (Orders before 2pm)


FB4 Fire Brigade Key

for Marsden Fire Brigade Locks

The FB4 Fire Brigade Key is an essential tool for communal and security doors, where access is required for maintenance and emergency services. This key is designed to suit FB4 Marsden Fire Brigade Locks, which are commonly used in residential buildings, as well as commercial and industrial premises. The FB4 Fire Brigade Key is a pre-cut mortice key that can be used to open the lock without any additional tools or keys. It also features a restricted design that prevents unauthorised duplication of the key.

The FB4 Fire Brigade Key is highly durable and reliable, making it ideal for use in high traffic areas such as communal entrances and exits. It also offers superior security compared to other types of locks, as it cannot be easily picked or bumped open with other keys or tools. Additionally, the key is available in a range of sizes to suit different door thicknesses and security requirements.

Overall, the FB4 Fire Brigade Key is an essential tool for communal and security doors where access is required for maintenance and emergency services. It offers superior security compared to other types of locks, while also being highly durable and reliable for long-term use in high traffic areas.

The replacement key number is stamped on the original key and on the lockface. To order replacement keys just type your key number in the box provided and click Add to Cart. To add multiple keys click Add keycode. You can confirm your key numbers and quantities at the checkout.

LockDoctor. Biz Ltd is a national supplier of replacement locks and keys for lockers, filing cabinets and office furniture. For the last 20 years we have specialised in replacing lost and broken keys and other security equipment for residential, commercial, and industrial applications, delivered anywhere in the United Kingdom, usually next day.

We are specialists in replacement office furniture keys. Replacement keys are also available next day for desks, pedestals, tambour units, filing cabinets and cupboards. If you are not sure that this is the correct type of key for you, just email a picture of your lock face or the original key to sales@lockdoctor.biz and we will help.

We cut these keys using the latest electronic and semi-automatic machines. Keys are cut according to the manufacturers’ own code with precision and effectively the same quality as an original key. The key blanks we use are best quality full-steel and manufactured specially for us under the LockDoctor.biz® brand.

We process orders for hundreds of keys within a few hours. Small orders are usually dispatched immediately within the hour.

How Do I Order Replacement Keys online?

You need to provide us with the replacement key number which is usually stamped on the lock-face (front of the lock) and on the original keys. Type the key number (or the number from the lock) into the search bar on our home page sales@lockdoctor.biz and when you click GO it will give you the most common types of keys to choose from with examples that you can see for each type. If you are not sure then take a good photo of your key, a key of the same type, or a clear high-quality image of the lock-face. Email the photo to sales@lockdoctor.biz and we will do our best to identify the right type of key to order. We can usually dispatch the same day.

  • Registering online only takes a few minutes. Once this is completed you can order quickly and efficiently on the web. Our bespoke key search function allows you to find the keys you need in an instant. Just type the digits into the search box, press GO and your keys can be added to your shopping cart ready for checkout.
  • The checkout process is simple and secure, allowing you to have a separate delivery address from your invoice address facilitating third party deliveries.
  • Our payment process works under SagePay integration, meaning that you can rest assured that your details are safe and secure when ordering online.
  • If you already have an account with us then you can email spreadsheets with lists of keys, photos of the keys you need or Official Purchase orders to sales@lockdoctor.biz
  • When you place an order, you will always receive email confirmation. If you do not, then please contact us to confirm that the order was successful and that we are processing it for you.
  • All our orders are sent out by Royal Mail First Class unless otherwise requested, most of our orders should arrive next working day. This is not a guaranteed service, please contact us to see if our courier service is appropriate for your requirements.


When you have a long list of replacement keys that you need then you don’t have to type each key number when ordering online. Just email your list of various replacement keys to sales@lockdoctor.biz and confirm the total quantity of keys required.


  • Email your list of keys
  • Confirm the quantity in the box provided
  • Add to Cart and checkout


In most cases our computers and technicians can cut replacement keys if you can email us good close-up photos of your key or the lock face.

Keys Supplied : 
Availibility : 


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