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Isotec Fire Resistant Loft Ladder
Description

High strength, three or four-part folding loft ladder with hatch door that has high thermal insulation and an airtight seal making the ladder suitable for use in low carbon buildings.

Features and benefits:

  • High strength.
  • Heavy duty load rating.
  • Easy to operate.
  • 30 (EI²30), 60 (EI²60), 90 (EI²90) and 120 (EI²120) minute fire protection available.
  • Highly insulated trap door/ hatch box.
  • Class 4 certified airtight seal.
  • High energy efficiency of 0.33 W/m²K.
  • Includes handrail and anti-slip treads to provide comfort and safety.
  • Available in standard sizes or made to measure to suit specific project requirements.
  • Electrical operation is available for Isotec, standard sizes only.
  • Supplied with a two-year full warranty and a ten-year parts warranty.
  • Supplied ready to install.

General information
Color

White

Features

High strength, highly insulated, up to 120 minute fire protection

Finish

White

Material

Steel

Size

1100 x 700 mm

1200 x 700 mm

1200 x 600 mm

1300 x 700 mm

1400 x 700 mm

CustomSize

WarrantyDescription

2 year full manufacturers warranty

Uniclass 2015
Pr_25_30_85_03 Aluminium loft laddersPrimary
CAWS

L30/421 Loft ladders

Specification data - Aluminium loft ladders
Product Reference

Isotec Fire Resistant Loft Ladder

Isotec Luxe Fire Resistant Loft Ladder

Features a seamless finish lower hatch.

Type

Three-part folding

Four-part folding

Aperture size (l x w)

1100 x 700 mm

1200 x 600 mm

1200 x 700 mm

1300 x 700 mm

1400 x 700 mm

Bespoke

See 'Options' below and insert requirement.

Floor-to-ceiling height

Bespoke

Available up to 3400 mm maximum, insert requirement.

Operation

Manufacturer's standard

Electric

For Isotec standard sizes only.

FireRating

30 minutes (EI²30)

Standard.

60 minutes (EI²60)

90 minutes (EI²90)

120 minutes (EI²120)

Accessories/ Other requirements

Not required

Seamless hatch door

Isotec Luxe only.

Standard product features

Material:

Steel.

Finish:

White powder coat finish.

Load bearing capacity (per tread):

250 kg.

Tread size (w x d):

360 x 120 mm.

Hatch box/ trapdoor:

  • Hatch door insulation: 100 mm.
  • Hatch box height: 420 mm.

Thermal transmittance (U-value):

0.33 W/m²K.

Product Options

Aperture size (l x w):

Bespoke: Available (l x w): 1000–1600 x 500–900 mm. Important: Fire protection certified to a maximum aperture of 1500 x 800 mm. Isotec Luxe can only be specified up to 1400 x 700 mm.

Floor to ceiling height:

Floor to ceiling height will determine the setdown point and swivel range of the ladder when placed at 70°:

  • 2500–2600 mm: Setdown point: 1090 mm (2600 mm); swivel range: 1390–1480 mm.
  • 2500–2650 mm: Setdown point: 1085 mm (2585 mm); swivel range: 1490–1640 mm.
  • 2500–2650 mm: Setdown point: 1085 mm (2585 mm); swivel range: 1490–1640 mm.
  • 2550–2750 mm: Setdown point: 1130 mm (2715 mm); swivel range: 1620–1780 mm.
  • 2550–2750 mm: Setdown point: 1130 mm (2715 mm); swivel range: 1620–1780 mm.

Digital objects
PlatformCompatibleVersionCertified to
IFC
- 2 2.1
Revit
Revit 2017 2 2.1
Download now from NBS National BIM Library
Third party certifications
  • BS EN 14975
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