Sealed for Critical Environments

Sealed Protection Systems

Specialised steel door systems designed for airtight containment, watertight protection, and secure access in controlled and critical environments.

Air Tight / Gas Tight Steel Door 

Our Airtight / Gas Tight Steel Doors are fitted with precision-engineered gasket systems that prevent the passage of gas, contaminants, or airborne particles between compartments. 

Tested and certified to EN 1026, they are specified for demanding applications in industrial processing, healthcare, laboratory, cleanroom, and infrastructure environments where containment integrity is essential. 

White steel door with lever handle marked Fire Fighting Access - Do Not Obstruct

Water Tight Steel Door 

Tested and certified to EN 1027, our Watertight Steel Doors are purpose-built to prevent water ingress between compartments during flooding or heavy rainfall. 

They are commonly installed in laboratories, cleanrooms, machine rooms, engine rooms, and building exteriors where water resistance is a critical operational and safety requirement. 

Pair of watertight steel doors, one open onto a plant room with pipework Double-leaf watertight steel doors with centre lever handle and deadbolt Watertight steel door open onto a plant room with a large storage tank Watertight steel door open onto a corridor, EXIT sign above Double-leaf watertight steel doors with centre pull handle

Floor Hatch Steel Door

Our Floor Hatch Steel Doors tested and certified to BS476 and provide secure, durable, and safe access to underground spaces, rooftop plant areas, mechanical systems, and critical infrastructure in commercial and industrial settings. 

Engineered for reliability under regular operational use, they combine structural strength with ease of access in space-constrained environments. 

Floor hatch steel door open, revealing a ladder into the shaft below Floor hatch steel door hinged open at an angle, showing the access ladder Floor hatch steel door propped open, showing the recessed frame