Select Page
FAKRO LWT insulated timber loft ladder.

Wooden loft ladder and hatch box Load rating of 160kg per tread Supplied with handrail as standard Thermally insulated. U value = 0.51 W/m2K Class 4 certified airtight seal

LWT Loft Ladder

The LWT wooden loft ladder…

…highly insulated loft ladder for energy-efficient buildings

From £540 (excl. VAT)

Including delivery to any UK mainland address


Material: Wood
Operation: 3 or 4-part folding
Load capacity: 160 kg per step
U-value: 0.51 W/m2K
Max floor-to-ceiling height: 3.05 m

The LWT Loft Ladder has been designed for use in energy-efficient buildings. The folding wooden loft ladder is contained within, and attached to, an insulated wooden hatch box. Furthermore, three separate seals provide an an airtight seal when the trapdoor is closed. As a result, the LWT loft ladder helps to lower heat loss.

Can be ordered as a Passive House Institute certified component – see LWT Passivhaus.


Key benefits at a glance

  • Traditional wooden loft ladder design.
  • Load capacity of 160 kg per step.
  • High energy efficiency of 0.51 W/m2K.
  • Airtight seal when closed (Class 4).
  • Wide steps with anti-slip profile for comfort and safety.
  • Available in standard sizes only.
  • 3 or 4- part folding wooden loft ladder
  • Traditional loft ladder design
  • Load capacity of 160 kg per step
  • Supplied assembled in a hatch box with insulated trapdoor
    • Trapdoor supplied with a white finish to both sides
    • Standard hatch box height of 220 mm
    • Designed for quick and easy installation
  • High energy efficiency (U-value of 0.51 W/m2K, tested to EN ISO 12567-1)
    • Reducing loss of heat and lowering energy costs
  • Class 4 air permeability certified (tested to DIN EN 12207)
  • Available in standard hatch sizes for floor-to-ceiling heights between 2340 mm and 3050 mm
  • Wide steps / treads with anti-slip profile for comfort and safety
    • Step width of 340 mm (300 mm wide on 1000 mm x 550 mm model only)
    • Step depth of 80 mm
  • Supplied ready to install, including:
    • Handrail for safety
    • Protective feet
    • Operating rod
  • Available certified by the Passive House Institute (Passivhaus Institut) as a passive house component. Visit the LWT Passive House product page for further details.

The LWT loft ladder is available in the following standard sizes that can be ordered on line.

Clear room height (mm)

Opening length x width (mm) Case height (mm) *

2340 – 2800

1200 x 600


2340 – 2800

1200 x 700


2340 – 2800 1300 x 700


2340 – 2800 1400 x 700


2420 – 3050 1300 x 600


2420 – 3050 1300 x 700


2420 – 3050 1400 x 700


Other standard sizes may be available on special request. Please contact us to check the price and delivery lead-time.

  • Manufactured and tested to EN 14975
  • Supplied with a manufacturer’s 3-year warranty


LWT Loft Ladder – 3-part folding

LWT Loft Ladder – 1000 mm x 550mm

Data Sheet

LWT Data Sheet – DS-LWT