Metador Defender

The best door on the Market

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Metador Defender FR4

The 4 hour fire rated Doorset

Now available for fire rated situations. Tested at Exova Warrington Fire on 8th January 2014 to BS EN 1634-1.

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100% Made in Britain

Number 1 Customer Service

You can only buy METADOR doors from Britannia METADOR and, of course, our doors speak for themselves, but if you would like some assurances about the business behind the doors, please read more about us here.

Quality is important

Behind every great product is not only innovation and excellent quality materials but also excellent manufacturing and assembly. In order to ensure that we achieve excellence in all our activities we have implemented a formal Quality Management System.


CE marked

All our doors are CE marked and we are currently implementing measures for the ISO 9001:2008 certification process. The standard hardware we supply has been rigorously tested.

Why is Metador Defender the Best?

Easy-Fit jamb ®

Ensures fast and easy installation

1.5mm leaf skins

1.5mm galvanised sheet guaranteed

2mm Stainless Steel Threshold

Pretty thick

Galvanised Steel

Galvanised material throughout – not Zintec or Galvanneal

Threaded Adjusters

8 Threaded adjusters as standard –16 fixing points each side of the door

Mineral wool core

Mineral wool insulated core – not cardboard honeycomb

Strong Bolted Corners

Not tabbed or screwed!

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About Us

Our Guarantee

Competitive Pricing

Exceptional Service


We keep to our word



We Want to Talk to You.


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