Isotec and Isotec Luxe - Fire Resistant Loft Ladder - Up to 120 mins - Retractable Loft Ladder
Verified by manufacturer 2 months ago
1100 x 700 mm aperture
1100 x 700 mm aperture
High strength folding loft ladder. Highly insulated ceiling hatch that is fire resistant up to 120 minutes.
Application
Loft applications.
Plant Room Applications.
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 energy-efficient 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 - U-Value 0.33 W/m²K.
- Class 4 certified airtight seal.
- 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.
Hatch box/ trapdoor:
- Hatch door insulation: 100 mm.
- Hatch box height: 420 mm.
General information
Color | White Guidance for specification option: RAL 9016, Matte finish. |
Finish | Powder-coated |
Material | Steel |
Shape | Rectangle |
Length | 1100 mm 1200 mm 1300 mm 1400 mm Manufacturer guidanceAvailable in standard lengths or can be made-to-measure. See NBS Spec for standard size options. |
Width | 600 mm 700 mm Manufacturer guidanceAvailable in standard widths or can be made-to-measure. See NBS Spec for standard size options. |
Height | 2650 mm 2750 mm 3800 mm Guidance for specification option: Made-to-measure for heights up to 3800mm. Manufacturer guidanceAvailable in standard heights or can be made-to-measure. See NBS Spec for standard size options. |
Warranty description | Two year Guidance for specification option: Full manufacturer warranty. Ten year Guidance for specification option: Parts warranty. |
Uniclass | |
CAWS | L30/41 Loft ladders L30/421 Loft ladders |
Product range |
Specification data - Aluminium loft ladders
Standard | To EN 14975, ÜA Datenbank, ÖNORM 3860 EN 1634-1 and EN 1363.1, EN 12114 (Class 4). |
Format | Folding. |
Strings | |
Number of sections | Three.Four. |
Floor-to-ceiling height (minimum) | 2550–2650 mm.Guidance for specification option: Set-down point: 1090 mm (2600 mm); swivel range: 1390–1480 mm. |
Handrails | Top section. |
Treads | 360 x 120 mm.Guidance for specification option: Width x depth. |
Operation | Manual. Electric. Guidance for specification option: For Isotec standard sizes only. |
Aperture size (l x w) | 1100 x 700 mm. |
Type | Isotec Fire Resistant Loft Ladder. Isotec Luxe Fire Resistant Loft Ladder. Guidance for specification option: Features a seamless finish lower hatch. |
Accessories/ Other requirements | Not required. Seamless hatch door. Guidance for specification option: Isotec Luxe only. Airtight sealing kit. Guidance for specification option: For the joint between the ceiling and hatch box frame) Upper-floor protective railing. |
Minimum loadbearing capacity | 250 kg. Guidance for specification option: Per tread. |
ThermalTransmittance | 0.33 W/m²K. |
Fire rating | 30 minutes (EI²30). Guidance for specification option: Standard. 60 minutes (EI²60). 90 minutes (EI²90). 120 minutes (EI²120). |
Sustainability data
Country of product manufacture | Austria |
Material | Steel |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 IFC | - | 2 |
 Revit | Revit 2017 | 2 |
Literature
Isotec Fire Rated Loft Ladder
Case studies
120 minutes fire protection - Isotec loft ladder
Isotec fire rated loft ladder NBS specification now available
Taking the right steps to combat fire