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Specifications
Certifications:
CE ETA-18/0831
Roof hatch type RHTG9030
Glazed lid, insulated with HR+++ glass
Standard opening size: 900 x 3000 mm (Hinge side = long side)
Weight: 268 kg
Product features roof hatch RHTG:
- Delivered fully assembled
- Thermal separated and insulated construction
- Safety glass and burglary resistant
- A diagonal Gorter hand rail offers a steady grip when climbing or descending the stairs
- Wind and watertight sealing all around
- 2 powerful electric motors
Performance according to CE (ETA-18/0831):
- Insulating value HR+++ glass: U ≤ 0.500 W/(m².K)
- Insulating (EN-ISO10077-2): Uw ≤ 0.83 W/(m².K)
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Sound reduction (EN-ISO140-3): 27 dB
- Watertightness (EN 12208): Class E 650
- Resistance to wind load (EN 12210): Class E 2400
- Resistance to snow loads (EN 1991-1-3): 5 kN/m²
- Impact (EN 13049): Class 3
- Air permeability (EN 12207): Class 4
Surface treatment:
Powder coated in RAL 9005/RAL 9010 (outside) and RAL 9010 (inside).
Fixed stair, type GS55 Gorter
Complete assembled. Aluminium, anodized.
Floor height: ........ mm
- Pitch adjustable from 55°- 65°
- Standard room height 3000 mm (55°) - 3370 mm (65°)
Step:
- Size 730 x 175 x 45 mm
- With anti skid profile
Accessories:
- Brackets for fixation on floor and in roof or ceiling opening
- 2 Handrails complete with poles.
IMPORTANT: ready for installation on site
Downloads
Documentation:
Folder RHTG709.45 KB
Technical Data Sheet - Roof hatches RHTG / RHTE29.04 KB
Technical Data Sheet - Reset / Calibration GT35 / GT50202.93 KB
Technical Data Sheet - Reset / Calibration TIM50203.08 KB
Manuals:
User information roof hatches2.30 MB
User information fixed stairs1.54 MB
Drawings:
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Acrobat |
AutoCAD .dwg |
Sketchup .skp |
REVIT .rfa |
REVIT
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REVIT
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Acrobat |
AutoCAD .dwg |
Sketchup .skp |
REVIT .rfa |
REVIT
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Watch the Revit instruction video
Installation roof hatch on concrete upstand42.61 KB
Installation roof hatch on concrete or steel roof45.29 KB
Installation roof hatch on concrete roof41.13 KB
Installation roof hatch on concrete roof insulated53.77 KB
Certificates:
Declaration of performance CE roof hatch RHTG94.67 KB
KOMO Certificate: Roof hatch RHTG109.86 KB
TÜV NORD Certificate: GS55241.19 KB
EuroSolid Report: Thermal performance Roof hatch RHTG262.91 KB
Peutz Report: Sound insulation roof hatch RHTG347.55 KB
SKG-IKOB Report: Air permeability and watertightness RHTG106.25 KB
Quote
The Gorter roof hatch with window provides practical and safe access to flat roofs, rooftop terraces and gardens, with a maximum slope of 5°.
Glazed roof hatch for natural daylight in the room below
The RHTG9030 glazed (window) roof hatch guarantees natural daylight in the room below. This can provide a solution for apartments with a roof terrace, homes with few windows, office buildings or other non-residential constructions.
Floor height
The Gorter combination of RHTG9030 glazed roof hatch and GS55 fixed staircase offers a stylish and permanent solution for roof access with floor heights from 2,500 to 3,370 mm. The combination of roof hatch and GS50 fixed staircase is suitable for floor heights from 2,500 to 3,000 mm.
Fully thermally broken
The Gorter RHTG roof hatch has a fully thermally broken curb and a cover with high-efficiency glass HR+++, which results in a proven insulation value of Uw ≤ 0,83 W/(m².K). This minimises the chance of condensation forming and guarantees energy cost savings.
Gorter RHTG glazed roof hatch with GS55 fixed staircase:
- CE (ETA-18/0831), TÜV NORD (GS55) and Aboma certified
- Fully thermally broken curb and cover
- Fixed stair with automatic adjustment of treads for easy installation
- Tilt angle depending on floor height 55° - 65°
- Safe grip all the way to the roof
- Burglar-proof and fall protection HR+++ glass
- Standard electric control
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10-year warranty on the roof hatch, 1 year on electric operation and climbing devices
- Fast delivery
- High-quality aluminium construction
- Window is self-cleaning through run-off
Read more about the advantages of Gorter roof hatches here
Maximum performance and ETA
Thermally insulated construction
Complete with stairs
