The standard Supreme incorporates a wooden hatchbox and trapdoor, although other various options which can include flat roof access, vertical access, F30 and F90 fire resistant casings, electrical operation etc. are available. This standard model with a wooden hatchbox and trapdoor has a maximum floor-to-ceiling height of 4600 mm, with a minimum hatch opening length requirement of 750 mm for the 9 tread (up to 2500 mm) model through to 1600 mm.The minimum opening width requirement is 525 mm with a standard maximum of 915 mm. These are bespoke units with many options on the length and width, so please enquire for further details.
The Mini has a wooden hatchbox and insulated trapdoor. It is designed for use in smaller hatch sizes. It also has a maximum floor-to-ceiling height of 3000 mm, with a hatch opening length range of 800 mm through to 1400 mm. The standard widths are 600 mm and 700 mm. These can also be bespoke units, so please request further details.
The Mini Line is a concertina stairway with 330 mm wide (x 80 mm) treads complete with a fire resistant hatchbox manufactured from 16 mm chipboard to give either a 30 or 60 minute fire resistance. The F30 and F60 are tested from below whilst the F30 Plus is 30 minute fire resistant from above as well as below.
The Elite uses counter balance springs and is supplied without a hatchbox and trapdoor. The 12 tread model has a maximum floor to ceiling height of 3390 mm. The minimum hatch opening length varies from 620 mm for the 9 tread (floor to ceiling height up to 2500 mm) through to 870 mm for the 12 tread model. The minimum hatch opening width for the 350 mm wide tread model is 580 mm. Other tread widths of 200 mm, 250 mm, 300 mm and 380 mm are also available.
The Piccolo S is spring-assisted and also supplied without a hatchbox and trapdoor. It has a maximum floor to ceiling height of 2900 mm with a minimum hatch opening length range of 610 mm for the 10 tread model through to 680 mm for the 12 tread model. The minimum opeing width requirement is 380 mm.
The Piccolo is a manually operated unit without spring assistance. It has a a maximum floor to ceiling height of 2900 mm, a minimum hatch opening length range of 550 mm through to 620 mm and a minimum width of 380 mm.
The Profiline F30/F30 Plus/F60 is a 3-part folding or 2 part sliding wooden ladder. It is a ready to fit unit complete with a trapdoor and hatchbox that has an all-round rubber seal.
Hatchbox is manufactured from 16 mm thick white covered chipboard
Trapdoor is a sandwich construction, with the F30 65 mm thick and the F60 71 mm thick.
Trapdoor has a white finish to both sides.
Unit has a U-value of 0.92 W/m2K.
F30 is fire resistant tested from the underside, the F30 Plus is tested from above and below and the F60 is tested from below.
Ladder is simple and easy to use and when folded away, the 3 part option sits on top of the trapdoor.
Stiles are made from pine and the treads from beech or pine.
Unit is supplied complete with a) a handrail to the right hand side, b) rubber feet and c) white cover strips to fix onto the edges on the hatchbox.
Trapdoor has a turn latch locking mechanism that is operated by a wooden pole.
This model is also available as a 2 part sliding wooden ladder, whereby a clear space (length and height) to the front (hinged end) of the hatchbox will be required to allow the ladder to be stowed in the closed position. It is available in a) standard sizes for a floor to ceiling height range of 2280 mm to 3340 mm with a hatchbox
depth of 220 mm and b) made to measure for a floor to ceiling height range of 2100 mm to 3340 mm with a hatchbox depth of between 220 mm to 500 mm.