FD90 & FD120 Doorsets for Harpenden buildings
Looking for FD90 and FD120 fire doors in Harpenden? Our supply and fit service covers AL5 and the surrounding area, including St Albans and Luton. We quote complete doorsets — leaf, frame, seals, hinges and closer — because that is what the fire certification actually covers.
Harpenden is about 11 miles from Watford. Wherever your building is in AL5, we arrange survey and fitting dates around access and occupancy.
Regulations for FD90 and FD120 fire doors in Hertfordshire
Fire doors in Harpenden sit under English rules: Approved Document B sets what goes in, the Regulatory Reform (Fire Safety) Order 2005 covers keeping doors effective in non-domestic premises and shared parts of residential buildings, and the 2022 regulations require regular door checks in residential buildings taller than 11 metres. Higher-risk buildings — 18 metres or seven storeys with two or more homes — also come under the Building Safety Act 2022.
Guide prices in Harpenden
Expect roughly £1,900–£3,800 per single doorset for FD90 and FD120 fire doors, fitted, ex VAT. Your Harpenden quote is fixed after survey and itemised door by door.
If your fire risk assessment lists specific doors, send it with your enquiry and we'll price exactly those openings.
Where FD90 and FD120 fire doors are used in Harpenden
Typical uses for FD90 and FD120 fire doors in Harpenden include transformer and switch rooms and high fire-load stores.
Hertfordshire's new towns — Stevenage, Hatfield, Welwyn Garden City — sit alongside commuter towns with office-to-residential conversions.
- Transformer and switch rooms
- High fire-load stores
- Generator rooms
- Separating walls with long ratings
What's in the doorset
| Fire resistance | 90 or 120 minutes (E90 / E120, EI where specified) |
|---|---|
| Construction | Usually steel; some specialist timber systems |
| Typical use | Plant rooms, transformer rooms, high-fire-load stores |
| Configurations | Single, double, with or without vision panels |
| Hardware | Steel-specific hinges, closers, panic hardware where needed |
See the full specification and options for FD90 & FD120 Doorsets
From enquiry to handover
- Tell us about the doors — photos help
- Free measure survey at your Harpenden property
- Door-by-door schedule and fixed price
- Installation and handover pack
Your questions answered
Can you work around tenants or staff in Harpenden?
Yes. We phase work in occupied buildings and keep escape routes available. Each door is planned to be removed and replaced the same day; if that isn't possible, the opening is made secure and we tell you in advance.
How quickly can you survey in Harpenden?
We arrange surveys around your access needs and, where possible, combine Harpenden visits with other work in Hertfordshire. Tell us your preferred dates when you enquire.
Is the survey in Harpenden free?
Yes. We measure and schedule your doors at no cost and send a fixed, itemised quote.
How long do they take to make?
Usually several weeks as they are made to order. We confirm lead time on your quote.
Also covering towns near Harpenden
- St Albans (5 miles)
- Luton (5 miles)
- Hemel Hempstead (6 miles)
- Welwyn Garden City (6 miles)
- Hatfield (7 miles)
- Dunstable (9 miles)
Other fire doors in Harpenden
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- Steel Fire Doors in Harpenden
- Glazed Fire Doors in Harpenden
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