Access towers that work on a staircase are very useful for maintenance and repairs. Our model meets the standards of BS1139-6:2014 and enables traffic on the staircase whilst it is in use.

BS 1139-6:2014 Metal scaffolding. Prefabricated tower scaffolds outside the scope of BS EN 1004, but utilizing components from such systems.

Specialist industrial tower unit for confined stairwells. It features a narrow design to comfortably fit on a staircase, together with gated access that makes it easy to enter and climb the tower from within the structure. Available in a range of platform heights, including 2.25m, 4.10m, 5.96m, 7.81m and 9.67m.

Stairs access tower side view


      • Access too difficult to reach areas in stairwells, safely
      • Strong, lightweight tube frame construction
      • Narrow width frame – only 700mm wide
      • Gated access on bottom frame allows walk-through access (Image below)
      • Adjustable footplates enable easy levelling of platform
      • Built-in gate enables easy access to staircase
      • BS1139-6:2014

Stairs access tower  with access to the stairs

SKU Approx Working
Height (m)
L x W (m)
Weight (kg)
3010-100 4.30 2.70 1.50 x 0.70 80.0

Where applicable,Working Height1is calculated as 1.6m plus platform height or last climbing tread, whichever is appropriate. Ladders set at an angle of 75odegrees.

Adjustable foot plates allow setting up a solid base.

Stairs access tower adjustable feet

Delivery to UK mainland destinations (England, Wales, Southern Scotland) usually takes between 7 days. For exact times, please call our sales team. Please contact Merlinfor more information. Standard deliveries are made between 8AM and 6PM Monday to Friday, except on Bank Holidays.

Industrial Tower System for use on Stairs

light stairway access scaffolding

  • Industrial Scaffold Stair Tower System certified to BSEN1004:2004 & BS1139-6
  • Choice of 5 platform heights with access through base tower by using both walk through gates
  • Spring-loaded tower claws replace pull rings and stainless steel pins on all braces
  • Baseplates as standard with large articulated rubber feet on all stabilizers
  • Quick and simple to erect, this tower is compact for easy transportation and storage

Five models to choose from. All 800 mm deep x 1300 mm long. Please contact Merlin for more information.

Model Height mm
Stair2.2 2200-1200
Stair3.2 3200-2200
Stair4.2 4200-3200
Stair5.2 5200-4200
Stair6.2 6200-5200

Vat GB591551821 Company Number 02906480 – 1994
Dun and Bradstreet, Number (581590544)
NATO Code Number (NCAGE KD520)
EORI Number GB591551821000


Merlin Industrial Products @ 2024 Errors and Omissions Excepted


Call 01752 690622 / 0800 0418 650 (UK)