Roof Access Hatch RHT with Scissor Stair

Name: Roof Access Hatch RHT with Scissor Stair
Brand: Gorter Roof Hatches Ltd
SKU: cu7RKepskEU95M35AQPpjE

Verified by manufacturer 2 days ago

Scissor Stairs Small+

Gorter Roof Hatches Ltd

Roof access hatch with 80 mm insulated, thermally broken construction and gas spring-assisted opening, powder-coated as standard. A roof hatch with scissor stairs is available in five combinations.

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Application

The Small+ scissor stair model is suitable for use in small spaces with a maximum ceiling height of 3000 mm. The scissor stair folds out to 500 mm, while the roof hatch has a compact clearance of 700 x 1000 mm.
The Large Electric scissor stair model provides generous access to the roof and is available for ceiling heights of maximum 3000 or 3500 mm. The roof hatch has an opening of 700 x 1400 mm.
The Large+ scissor stair model provides generous access to the roof and is available for ceiling heights of maximum 3000 or 3500 mm. The roof hatch has an opening of 700 x 1400 mm.
The Large fireproof scissor stair model provides generous access to the roof and is available for ceiling heights of maximum 3000. The roof hatch has an opening of 700 x 1400 mm.
The XL+ scissor stair model was developed in part to reach higher lift machine rooms and utility rooms, and is supplied with an Aboma certificate for access to (lift) machine rooms in accordance with EN-ISO 14122-3. The 480-mm wide stair treads and larger roof hatch with an opening of 1000 x 1500 mm simplify taking materials to upper areas/ roof.
Small+, Large+ and XL+ can be supplemented with bridging steps.
Can be installed on flat roofs with a maximum slope of 30°.

Description

Roof hatches with scissor stairs providing practical and safe access to flat roofs for a range of applications.

Roof hatches combined with a scissor stair are particularly suitable 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.

Roof hatches can be installed on flat roofs with a maximum slope of 30°.

Features and benefits:

CE (ETA-15/0338), TÜV NORD and Aboma certified, with fully thermally broken curb and cover.
Scissor stair with Aboma quality mark.
Roof hatch safe operation with one hand.
Safe grip all the way to the roof.
Ten-year warranty on the roof hatch, one-year on climbing devices.
Optional electric control of roof hatch.
High-quality aluminium construction of hatch and scissor stair.
Euro cylinder lock with indoor and outdoor operation.
Burglar-proof and sound-proof roof hatch.
Available as an integrated scissor stair unit (RHTS; specified separately).

Also available as a standard model (hatch only), special sizes (hatch only) with fixed stairs, glazed or fire rated (all specified separately).

General information

Color	Grey Guidance for specification option: Roof hatch, external. White Guidance for specification option: Roof hatch, internal, standard. Black Guidance for specification option: Roof hatch, internal. Silver Guidance for specification option: Scissor stair.
Finish	Powder-coated Guidance for specification option: Roof hatch. Anodized Guidance for specification option: Scissor stair.
Material	Aluminium Guidance for specification option: Scissor stair. Other Guidance for specification option: Roof hatch.
Shape	Rectangle Square Manufacturer guidance Hatch only.
Length	1000 mm 1400 mm 1500 mm Manufacturer guidance Roof hatch, opening.
Width	700 mm 1000 mm Manufacturer guidance Roof hatch, opening.
Height	Bespoke Guidance for specification option: Varies according to ladder size.
Warranty description	Ten year Guidance for specification option: Roof hatch. One year Guidance for specification option: Climbing device.

Uniclass	Pr_30_59_36_74 Roof hatchesPrimary
CAWS	L20/60 Doors L20/630 Hatches

SKU Code	RHT7010, RHT7014, RHT1015

Specification data - Roof hatches

Classification data
Format	External.
Performance	-
Fire resistance	Manufacturer's standard.
Door	-
Orientation	Horizontal. Guidance for specification option: For flat roofs, maximum slope of 30°.
Position	Flush.
Material	Manufacturer's standard. Guidance for specification option: Consult manufacturer for details.
Operation	-
Mode	Manual.
Control	N/A.
Third-party certification	CE ETA-15/0338. Aboma certificate. TÜV NORD certified according to EN 14975:2010, with label ''Baumuster geprüft". Scissor stair with Aboma and TÜV NORD quality mark.
Dimensions	Roof hatch: 700 x 1000 mm. Guidance for specification option: Hinge side is on long side.
Floor-to-ceiling height	Guidance for specification option: Insert requirements, maximum 3000 mm. To be specified from top of floor to bottom of cover.
Weight	Roof hatch: 56 kg.
Colour	Roof hatch: RAL 7047 (external); RAL 9010 (internal). Guidance for specification option: Telegrey 4/ Pure white.
Applied finish	Roof hatch: powder-coated. Ladder: manufacturer's standard.
Ladder	Cast aluminium scissor stair Small+. Guidance for specification option: Casing: for structural opening size (W x L x H): 700 x 1000 x 320 mm. Size steps: 350 x 140 x 26 mm, anti-skid. Distance of steps 250 mm, depending on ceiling height. Horizontal position of steps is adjustable. Projection while opening: maximum 500 mm (at ceiling height 3000 mm).
Locking	Stainless steel Euro cylinder lock, inside and outside operation.
Hardware	Hook and eye. Handrail prepared for padlock to secure retracted stairs against misuse. Stair guide control system.
Insulation	Roof hatch to EN ISO 10077-2, Uw ≤0.276 W/m²K.
Impact resistance	Roof hatch: Impact hard body to EN 356, Class P5A. Impact soft body to EN 13049, Class 5.
Load resistance	Roof hatch: resistance to permanent loads to Eurocode EN 1993-1-1, 1050 kg/m². Guidance for specification option: Roof hatch.
Sound reduction	Roof hatch to EN ISO 140-3, 26 dB.
Air permeability	Roof hatch to EN 12207, Class 3.
Watertightness	Roof hatch to EN 12208, Class E 650.
Wind load resistance	Roof hatch to EN 12210, Class E 3000.
Snow load	Roof hatch to EN 1991-1-3, 3.97 kN/m².
Integral accessories	Diagonal Gorter yellow handrail. Counterbalancing system for assisted opening and controlled closing.

Sustainability data

Country of product manufacture	Netherlands
Material	Aluminium Guidance for specification option: Scissor stair. Other Guidance for specification option: Roof hatch.