The Glass Door and Steel Door Manufacturers

Welcome to the DoorTechnik website

DoorTechnik design and manufacture high quality, custom built glass doors, steel doors, security doors, acoustic doors, blast doors and fire rated doors in Lincoln, UK.

At DoorTechnik, we provide our clients with high quality, cost-effective doors for a variety of applications. With expert knowledge of the industry we provide an excellent quality of product, whilst still maintaining competitive pricing.

If you have a particular situation that requires a specialist or unique design solution we are happy to provide a bespoke design service. Our range of doors includes contemporary doors, which are ideal when appearance is of primary importance

Our experienced personnel would be pleased to offer advice on any size of project from a single doorset to major developments.

DoorTechnik has a policy of continual product development and refinement. If particular performance criteria or features of our products are important to your project, please call us to discuss before ordering.

Steel doors

Steel Doors

A range of steel doors for internal and external use in commercial, industrial and residential buildings


View Steel Door Range
Glass doors

Glass Doors

Our fire rated glass door range is suitable for a variety of purposes and is manufactured to specification.


View Glass Door Range
security doors

Security Doors

A range of steel security doors tested to security rating levels 2, 3, 4 and 5


View Security Door Range
Fire doors

Fire Doors

Our fire doors have been tested to BS 476, parts 20 & 22, and have achieved integrity ratings in excess of four hours.

View Fire Door Range
Acoustic doors

Acoustic Doors

Our AC15 acoustic door is available with weighted sound reduction values (Rw) of 33 - 41dB.


View Acoustic Door Range
Blast doors

Blast Doors

The BR20 blast rated steel door is calculated to withstand pressures of 47 kN/M².


View Blast Door Range
Glass Partitions

Glass Partitions & Screens

Fire rated glazed screens which are available for use internally or as part of a building entrance.


View Glass Partition Range
Stainless steel doors

Stainless Steel Doors

A range of contemporary stainless steel doors and glass doors finished in stainless steel.


View Stainless Steel Range