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Collection: Fire Doors Explained: FD30 Internal Fire Doors, Glazed Options & Safety Features

Fire doors aren’t just an add-on—they’re essential. Whether it’s a home, office, or commercial space, fire-rated doors are designed to contain fire and smoke, offering valuable time for escape and reducing damage. In this guide, we’ll explore everything you need to know about fire doors, especially the ones available at Deal4Doors, including internal fire doors, FD30 fire door ratings, glazed options, and all the hardware that makes them effective.

What Are Fire Doors and Why Are They So Important?

A fire door is made with materials specifically tested to resist fire and smoke for a defined period, typically 30 minutes (FD30) or 60 minutes (FD60). They are more than just thick slabs of wood—they include seals, intumescent strips, fire door frames, hinges, and sometimes fire-rated glass, all working as a system to prevent fire spread.

These doors are mandatory in certain parts of buildings, especially multi-storey homes, apartment corridors, commercial spaces, and anywhere that leads to an escape route. You can browse a wide variety of tested options on our fire door collection page.

Types of Fire Doors You Can Buy

Internal Fire Doors

If you’re protecting rooms inside your home or office, internal fire doors are the go-to. These are commonly FD30 rated and designed to blend seamlessly with interior decor. From contemporary grey styles to classic wood finishes, you’ll find dozens of internal fire doors available to suit your needs.

FD30 Fire Doors and FD60 Variants

The FD30 option is by far the most popular choice for residential buildings, offering 30 minutes of fire resistance. For extra safety, especially in commercial areas or large buildings, an FD60 fire door (offering 60 minutes protection) might be a better fit.

Our site features a robust selection of FD30 rated fire doors, combining aesthetics with certified performance.

Glazed Fire Doors

Want light with your safety? Glazed fire doors or fire doors with glass offer the perfect balance. They're fitted with fire-rated glass panels that let in natural light without compromising safety. They're ideal for hallways, offices, or even kitchens where visibility is important.

Explore our range of stylish glazed fire doors designed to meet safety regulations and add visual appeal to your interiors.

Oak Fire Doors

Oak isn’t just strong—it’s stunning. Oak fire doors provide a warm, traditional finish while maintaining fire resistance. Whether you prefer solid oak or part-glazed options, Deal4Doors stocks a premium range of oak fire doors in both FD30 and FD60 ratings.

Key Fire Door Components You’ll Need

Buying the door is just the beginning. Fire doors rely on high-quality components to deliver full protection:

  • Fire Door Closers: These ensure the door automatically closes after opening. Check out our fire door closers to keep your doors secure.
  • Fire Door Hinges: Made of fire-rated metals, our fire door hinges are tested for durability under extreme heat.
  • Fire Door Strips: These intumescent strips expand under heat, sealing gaps to prevent smoke passage. Browse fire door strips and seals that comply with UK regulations.
  • Fire Door Handles: Complete your installation with fire-rated door handles, both stylish and certified.
  • Fire Door Frame: A certified fire door frame is crucial—don’t install a fire door into a standard frame.

Using uncertified or incompatible parts can compromise the door’s fire resistance, so make sure to use complete fire-rated systems from Deal4Doors.

What Sets Fire Rated Doors Apart?

Unlike standard doors, fire rated doors are designed and tested to resist intense heat and smoke. They feature:

  • Fire-resistant core materials (like solid particleboard or mineral core)
  • Intumescent seals that expand during fire
  • Heavier construction for stability
  • Verified certification labels for compliance

If you’re unsure whether your current door qualifies, you can always refer to our fire rated doors collection for peace of mind.

Maintenance and Installation Tips

Proper installation is non-negotiable. Your fire door must be fitted with no more than a 3mm gap around the sides and top. Hinges and closers must be correctly aligned. A poorly installed fire door won’t pass inspection—or protect lives.

Once installed, maintenance is simple but essential:

  • Regularly check hinges and closers for wear
  • Ensure intumescent strips are in good condition
  • Make sure the door closes fully without sticking

To simplify, buy complete door sets with certified frames and hardware from our fire door internal sets.

Fire Doors Save Lives—Don’t Compromise

Choosing the right fire door is one of the smartest safety investments you can make. Whether you're installing new internal fire doors, upgrading to FD30 fire doors, or want the sleek appeal of glazed fire doors, Deal4Doors has certified, stylish options that fit every space and budget.

Explore the full fire door collection today to protect your property the smart way.

FAQs

1. Can I install a fire door myself?
Yes, if you follow manufacturer instructions precisely. Otherwise, hire a professional installer.

2. What does FD30 mean?
FD30 means the door can withstand fire for 30 minutes, offering enough time for evacuation.

3. Are glazed fire doors as safe?
Absolutely—our glazed fire doors use fire-rated glass tested to the same standards.

4. Can I use any frame for a fire door?
No. You must use a certified fire door frame for full fire protection.

5. How often should fire doors be inspected?
At least once every 6 months, or immediately after any damage or alteration.