The Thrubeam® D400 Range includes square, rectangular, and round solid vehicular composite access covers designed to meet EN124:2015 Class D400 standards. These covers are made from advanced fibre glass composite, offering high structural performance, corrosion resistance, and low carbon footprint.

Features and benefits:

High structural performance meeting European EN124 D400 standards.
Extended working life with torsional resistant frames to prevent wear.
Permanent anti-slip surface with a co-efficient of friction exceeding 0.60 even when wet.
Secure and lockable with options for high security keys and lock plugs that cannot be left open on replacement.
Ergonomically designed for single person removal and replacement without risk of back injury.
Reduced maintenance due to longevity and superior performance.
Optional 100% watertight/sand tight sealing with a unique self-cleaning edge seal.
Reduced theft risk due to no residual value.
Transparent to radio waves to improve asset management signals.
Non-corrosive and resistant to chemical attack, diesel, petrol, salt, and water.
Electrically non-conductive or conductive as required.
Client design service for bespoke size and shape solutions using patented ThruBeam® technology.
Sealed: Yes.
Tread depth complies with EN 124.
Tread type: Embedded aggregate – uni-directional.
All component parts are resistant to chemical attack, diesel, petrol, salt and water or a combination of the above over the lifespan of the cover. Surface discolouration is acceptable in service.
All component parts do not support combustion. Products of combustion do not contain harmful chemicals (e.g. bromides).