How much does it cost to install fire doors in an apartment block or HMO property?

Cost to Install Fire Doors in Flats & HMOs 


The cost to install fire doors in an apartment block or HMO (House in Multiple Occupation) property typically ranges from £450 to £900 per door. This depends on door rating (FD30 or FD60), hardware requirements, the number of doors, and the complexity of installation. Landlords are legally required to ensure fire doors are fitted in communal areas and, in many cases, individual units.


Fire doors must be fitted with appropriate closers, intumescent strips, smoke seals, hinges, latches, and certified fire-rated components. They should also meet BS 476-22 or BS EN 1634 standards. Proper installation by a competent contractor is essential, as poorly fitted doors will not offer the necessary protection during a fire emergency.

At Scarlett Fire & Security, we supply and install compliant fire doors for landlords, letting agents, and housing associations across London and the South East. Whether you're refurbishing a converted townhouse or managing a multi-storey apartment block, we deliver cost-effective, high-standard solutions tailored to your building type

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F.A.Q's


  • How much does it cost to install a fire door?


    Typically £450–£900 per door, depending on specification and site access

  • What’s the price difference between FD30 and FD60 doors?


    FD60 doors are thicker and cost slightly more due to higher protection rating

  • Do HMO landlords have to install fire doors?


    Yes, for escape routes and high-risk areas such as kitchens and corridors.

  • Can I install fire doors myself?


    No — they must be installed by trained professionals for compliance.

  • Do doors come with certification?


    Yes, all Scarlett doors include installation and product certification

  • What’s included in your installation service?


    Supply, fitting, hardware, intumescent seals, and documentation.

  • Can you upgrade old fire doors?


    Yes, if the frame is suitable — or we can replace fully if needed.

  • Do fire doors need signage in flats?


    Yes, depending on the location — we provide compliant signage too.

Our Services

We take great care and trouble to understand your individual situation. This enables us to tailor our services so that you get exactly what you need – nothing more and nothing less. You get 5* Service at prices that are fair and extremely competitive. 

Testimonials

"Stephen and his team at Scarlett Fire & Security did a fantastic job installing our fire alarms and CCTV. They listened to our needs and delivered exactly what we were looking for.


The service was efficient, and their attention to detail was excellent.



As a family-run business, they really make you feel valued. We received 5-star service at a great price and couldn’t be happier with the outcome."

Jane Dalglish - Reading

"Scarlett Fire & Security carried out a fire risk assessment and installed emergency lighting for our business. Stephen's team was prompt, professional, and knowledgeable. They made the whole process simple and stress-free.


We were especially impressed by their personalized approach and competitive pricing. It’s clear they care about the safety and satisfaction of their clients."

Vance Ashworth - London

"Stephen at Scarlett Fire & Security installed an intruder alarm and serviced our gates.


The whole process was seamless and professional. They provided clear guidance and tailored their services to meet our needs.



We’re so pleased with the results. Their family-run approach made all the difference, offering quality service at a fair price."

Maria Johnston - London