Home > Companies > Surespan Ltd > ZIP8 retractable ladder with trapdoor

Zip ladder ZIP8 is an aluminium heavy-duty loft ladder manufactured to order with wooden trapdoor and casing aperture lining built to exact dimensions of the ceiling opening, for ceiling heights up to 4600 mm.

Standard product features


  • The lining and trap door are fabricated from 18 mm thick blockboard.
  • Hatch depth: 500 mm from the underside of the hatch to the trap door in the closed position.
  • Load bearing: 200 kg per tread – overall unit 500 kg/m².
  • Tread rise: Subject to the floor to ceiling height. Typically between 227–280 mm.
  • Operation: Two heavy duty counter balanced springs.
  • Spring latch trap door locking.
  • Operating pole.
  • Trap door coated white on the underside.


Two-year manufacturer guarantee. Proprietary components will carry a one-year return to factory guarantee.


Tread size:

Alternative sizes between 380-580 mm (140 mm depth) also available.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-30-75/400 Aluminium loft ladders

NBS Specification

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

Product specification

An important note about specifying



Surespan Ltd


+44 (0)1922 711185

Product reference

ZIP8 - 4.6 m maximum.


 - Ceiling aperture:
[ ______ ]
 - Floor to ceiling height:
[ ______ ]
 - Casing depth:

240 mm


Fire rating

[Not required]
[30 minutes]
[90 minutes]

Thermal insulation

[Not required]
[0.58 W/m²K]

Tread width

[200 mm]
[250 mm]
[300 mm]


Optional push button operation.
With operating pole, standard.
Cable or pull ring for access from above.


[Additional treads]
[Telescopic Handrail, single or both sides]
[Vertical wall operation]

Manufacturer details

Leamore Close,
Leamore Enterprise Park,
West Midlands, WS2 7NL
Tel +44 (0)1922 711185
Fax +44 (0)1922 497943
NBS Plus
NBS National BIM Library