Roof hatch RHT7014 and electric scissor stair Large

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Specifications

Roof hatch, type RHT7014

Standard opening size: 700 x 1400 mm (Hinge side = long side)
Weight: 52 kg

Product features standard roof hatch RHT:

Delivered fully assembled
Thermal separated and insulated construction
Counter balancing system for assisted opening and controlled closing
Diagonal handrail in Gorter yellow on the inside of the lid provides extra grip when stepping in and out
Double sealing for water and weather tightness
Fully opened lid engages automatically, with release button
Closure with Gorter hardware and stainless steel Euro cylinder lock, inside and outside operation
Stainless steel Eurocylinder lock, in- and outside operation

CodeMark certified for Australia & New Zealand

Australia CM70087, New Zealand CM70088

Performance according to CE (ETA-15/0338):

Resistance to permanent loads (Eurocode EN 1993-1-1): 1050 kg/m²
Sound reduction (EN-ISO140-3): 26 dB
Watertightness (EN 12208): Class E 650
Resistance to wind load (EN 12210): Class E 3000
Resistance to snow loads (EN 1991-1-3): 3.97kN/m²
Impact hard body (EN 356): Class P5A
Impact soft body (EN 13049): Class 5
Air permeability (EN 12207): Class 3

RHT powder coating:
Outside: powder coated in RAL7047
Inside: powder coated in white RAL 9010 (optional black RAL9004)

Electric scissor stair, type Large Gorter

Completely assembled Gorter electric scissor stairs

Casing:

For structural opening size (W x L x H): 700 x 1200 x 250 mm

Ceiling height: ........ mm, standard 3000 mm.
to be specified from top of floor to bottom of cover.

Stair:

Material: cast aluminium
Size steps: 350 x 140 x 32 mm, anti-skid
Step distance: ca. 250 mm, depending on ceiling height
Horizontal position of steps is adjustable

Projection while opening:
Max. 700 mm at ceiling height 3000 mm (type Large Gorter)
Max. 950 mm at ceiling height 3500 mm (type Large-H Gorter)

Electric operation:

A powerful motor drives the Gorter electric scissor stairs. The system comes with a control unit and a wireless RF remote control as standard.

Hardware:

Compact control unit 230V AC, motor (24V DC)
Wireless RF remote control
Stair guide control system

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Gorter roof hatches with scissor stairs provide practical and safe access to flat roofs for maintenance work or other purposes. The roof hatch can be installed on flat roofs with a maximum pitch of 30°.

Access to the roof

The Gorter combination of roof hatch and Large Electric scissor stair provides generous access to the roof and is available for ceiling heights of max. 3,000 or 3,500 mm. The roof hatch has an opening of 700 x 1,400 mm.

Large type: max. ceiling height 3,000 mm

Large H type: max. ceiling height 3,500 mm

Electric scissor stairs

A powerful motor drives the Gorter electric scissor stairs. The system comes with a control unit and a wireless RF remote control as standard.

Scissor stair ensures free space under the roof hatch

Roof hatches combined with an electric scissor stair are ideal for applications where occasional but also frequent access to the roof is required. When the scissor stair is folded, you always have free space under the hatch.

New generation Gorter RHT roof hatch

The new generation RHT roof hatches feature an extremely strong and patented construction. Thanks to several modifications, the roof hatch is even more resistant against unexpected extreme loads, both during construction and in general use.

Improved features and functionalities of the indestructible and sustainable RHT roof hatch:

Made and Designed in Holland
New and improved, patented indestructible construction
Trusted, with CE(ETA) certification
Now available directly from stock in sizes up to 1000 x 3000 mm
Fully standardised to metric dimensioning

Fully thermally broken

The Gorter RHT roof hatch has a fully thermally broken curb and cover, and a proven high insulation value. This minimises the chance of condensation forming and guarantees energy cost savings.

Gorter RHT roof hatch with Large Electric scissor stair:

Roof hatch with fully thermally broken curb and cover
Roof hatch safe operation with one hand
Safe grip all the way to the roof
10-year warranty on the roof hatch, 1 year on climbing devices
Optional electric control of roof hatch
High-quality aluminium construction of roof hatch and scissor stair
Euro cylinder lock with indoor and outdoor operation
Burglar- and sound-proof roof hatch
Fast delivery

Unlike the standard Large scissor stair, the Large electric scissor stair cannot be used with an extension of scissor stair to bridge a plenum (= space between suspended ceiling and roof).

Read more about the advantages of Gorter roof hatches here