Home > Companies > Bilco UK Ltd > Roof Access Hatch Type GS-50TB

Aluminium thermally broken Ladder access hatch incorporating a double skin clear polycarbonate dome skylight, designed for one-handed operation to open or close.

Related literature

The following content references this product:

Standard product features


Aluminium with polycarbonate skylight dome.


75 mm polyisocyanurate to cover and curb.

Lift mechanism:

Maintenance free compression springs located within inner and outer tube.


915 x 760 mm.

Weight/ Construction:

64 kg/ Double skin polycarbonate dome.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-28/422 Roof hatches

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Bilco UK Ltd


+44 (0)1284 701696

Product reference

Roof Access Hatch, Type GS-50TB

Other requirements

[Curb modifications]
[Motorized operation]
[Special paint finish, colour ___]
[Stainless steel hardware]
[Ventilation louvres]

Manufacturer details

Park Farm Business Centre,
Fornham St Genevieve,
Bury St Edmunds,
Suffolk, IP28 6TS
Tel +44 (0)1284 701696
Fax +44 (0)1284 702531
NBS Plus
NBS National BIM Library