Robust tuff dor4 steel security rated steel doorsets

The Robust Tuff-Dor 4.1 is a fully certified, made to order, security steel doorset with LPS 1175 SR4 rating. This is serious security in a doorset.
LPS1175 (SR4 Issue 7) certified and Secured by Design accredited to offer enhanced security against more serious forced entry with serious tools and enhanced burglary attempts.

It is a 66mm double skinned steel doorset with a factory fitted outer steel sub frame with 6 hinges on one door leaf and 9 hooked dog bolts.

As with all Robust steel doorsets, the door is constructed from Magnelis steel for a superior corrosion resistance as most security rated doors are used on the external envelope of any building, so protection from the elements is a necessity.

Tuff-Dor 4.1 has additional internal reinforcement in strategic locations to provide additional attack resistance and strength. It also has a solid core and is very heavy to manouvre.

The door is also offered with a wide variety of hardware to offer personnel and fire escape functionality to BS EN 1125 or BS EN 179, further protection for people and the building itself from a truly outstanding high quality doorset.

Tuff-Dor is available in a single leaf or double leaf configuration as well as available in stainless steel if required. Maximum single door width is 1430mm and 2930mm high as overall frame sizes. Double door sizes are up to 2600mm wide and 2930mm high.

The Tuff-Dor 4.1 is available with up to 10 years anti corrosion warranty when manufactured in the magnelis steel (except when doors are located in C4 or C5 environment). Zintec steel is the standard specification for the door leaf.

Security rated external steel doorset for use in any application where a very high level of security is required and possibly even requested for insurance purposes.

These doors are designed to withstand expert forced attempts using power tools such as disc grinders and reciprocating saws and when the intruder isn't too bothered about the noise made either Industrial and commercial premises where security is imperative - Critical infrastructure sites, high risk government buildings, data centres, vulnerable delivery entrances for cash handling centres and pharmaceuticals storage facilities.
 

Door Leaf

Door leaf and frame is 1 year warranty with manufacturers 5 year warranty on hardware used.

Magnelis steel specification offers up to 10 year anti corrosion warranty (only in C1 - C3 areas).

 A steel doorset is always ordered by the OVERALL dimensions including the door leaf and outer sub fixing frame with no tolerances allowed for. Most people would generally allow 5mm tolerance all the way around the door, but it all depends on how square or true your aperture is on site.

This means if your structural opening size is measured as 1000mm width and 2100mm height the door and frame ought to be 990mm wide and 2090mm high with the frame and any threshold included.