Loft ladder clickFIX® 56 PRO

Loft ladder with double sealing system

Loft ladder clickFIX® 56 PRO is developed for the PRO-business where extremely quick installation time matters. The patented clickFIX® 56 PRO is known by low u-value and double sealing system.

Product Properties

Floor-to-ceiling height
280 cm
50 mm
Product number

Double sealing system - no thermal bridges

The unique sealing system in DOLLE's loft ladders is very importance to protect against draft and heat loss. We have developed a sealing system to ensure that the gap between the trapdoor and the frame is tight to prevents draft and heat loss. This ladder clickFIX® 56 PRO is unique because it has double sealing system. Our loft ladders have been tested at IFT Rosenheim according to the highest airtight class 4 - EN 12207. prevents the loss of energy preventing the escape of warm air from the living area. The patented loft ladder DOLLE clickFIX® 56 PRO meets all requirements in one system: Thanks to its modular construction and easy installation along with excellent insulation properties the loft ladder has a component U-value of 0.64 W / m²K.

Top-airtight and very easy to install for trade professionals and DIY’ers

Thanks to its low weight and patented assembly technology with click modules, clickFIX® can also be easily installed by one person. It's simple, align the 190 mm high casing, screw in place, click on the trapdoor and ladder section and adjust to the room height, job done.

Patented clickFIX® technology secures air tightness

The clickFIX® loft ladder from DOLLE is insulated with 50 mm expanded polystyrene (EPS) and the trapdoor is pure insulation without wood in the construction compared to other loft ladders without clickFIX® technology. This unique construction of the trapdoor reduces heat loss.

Optional accessories:

Plastic feet, architraves and handrails are not included as standard.


  • Airtight to prevent draft and heat loss
  • Top-insulated
  • Lightweight and easy to operate
  • Double sealing system - no thermal bridges
  • Quick installation


1 Opening size (length)
120 cm
2 Opening size (width)
70 cm
3 Floor-to-ceiling height
280 cm
4 Total going
116 cm
Product number
Swing clearance
150 cm
Attic ladder type
Folding ladder
Ladder material
Trapdoor material
Sandwich construction
Trapdoor thickness
56 mm
50 mm
Casing material
Casing thickness
18 mm
Outside casing (length)
117,50 cm
Outside casing (width)
67,60 cm
Casing (height)
14 cm
Number of treads
Tread rise
250 mm
Tread material
Tread thickness
17,50 mm
Tread width
400 mm
Tread depth
54 mm
String material
String thickness
21 mm
String depth
69 mm
Maximum load
150 kg
U-value - tested as building component by testinstitute: IFT Rosenheim, Airtight EN 12207 class 4, FSC® certified wood, Manufactured according to EN 14975
FSC license code

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