Titan Steel Security Doors

ABOUT ASL

ASL has been serving London for the past 35 years and offers a comprehensive 24 hours 365 day call out service locksmith & carpenter at your door in 15 minutes.

We can meet all of your security needs whether you are a domestic or commercial customer, providing a same-day service, usually attending within 15 minutes of a call out. We also provide a 24-hour door opening service.

We also specialize in the installation of steel security doors for the highest level of security against forced entry of your main entrance door and we are a local Authority approved contractor.


At ASL we provide a high quality and personal service to many local authorities in the UK – They trust our professional team and depend on our flexibility.

We deliver to our customers bespoke premium security doors to increase their home and office security.

Business and domestic customers can be sure that the service they receive will always be of this high standard; our locksmiths have many years of experience serving all three sectors of the market.


We are highly experienced in handling the large volume orders that local authorities may place upon us and we are also very experienced in dealing with repairs to communal entrances and key cutting services to large-scale housing developments.

ASL’s Titan Steel Doors are specifically designed to keep burglars out of your Home, Apartment or Office.
Ideal for crime-ridden London.

The fact is, wooden doors are just not strong enough to keep them out, no matter how many high-quality locks are fitted. The Titan Steel Door has the appearance of a luxury wooden door, but the strength of a Safe Vault.

Take the advantage away from the burglar and change your door and door frame now!

High Security Door Benefits

Burglary resistance

Certified by IFT Rosenheim laboratory in Germany, this door offers complete security against theft and burglary.

Fire resistance

A security door is connected with yards of wire that helps sense weaker spots and also measures the temperature of the fire.

Thermal Insulation

Manufactured to meet all the demands of thermal and sound insulation, this can be an ideal high security door to be installed in domestic spaces

Level 3 & 4

Our doors come in Level 3 & 4. European certified and
German tested.