The Gorter RHTS roof access is ideal for Passive House applications, featuring a super-insulated structure, minimal thermal bridging, and high airtightness. The thermally broken construction ensures optimal energy efficiency and maximum insulation.

Typical applications include:

• Access to roof terraces, green roofs and amenity spaces
• Inspection and maintenance access for solar panel installations
• Personnel access for building envelope maintenance

Alternative roof hatches

For projects with specific requirements or demanding environments, Gorter also offers standard roof hatches, glazed roof hatches, fire-rated roof hatches and bespoke sizes with a single lid or double lid.

The Gorter® RHTS flat roof access features a state-of-the-art, thermally broken and insulated construction that offers some of the best insulation on the market. With an outstanding insulation performance of Uw ≤ 0.14 W/(m².K), the roof access ensures minimal heat loss and optimal energy efficiency. This not only reduces heating costs and prevents unwanted condensation, but also contributes to a comfortable indoor climate, regardless of outdoor temperatures.

Why choose a Gorter roof hatch?

• Available in four versions: two hatch sizes, each suitable for room heights up to 3000 mm or 3000–3500 mm.
• Energy efficiency A++.
• Manufactured and developed in Holland.
• Proven, with CE(ETA) certification.
• Safe one-handed operation of the roof hatch.
• A secure grip all the way to the roof.
• Five-year warranty.

Performance:

• Resistance to permanent load (Eurocode EN 1993-1-1): 1050 kg/m²
• Thermal insulation value (EN-ISO10077-2): Uw≤ 0.14 W/(m².K)
• Sound insulation (EN-ISO140-3): 26 dB
• Watertightness (EN 12208): Class E 650
• Resistance to wind load (EN 12210): Class E 3000
• Resistance to snow load (EN 1991-1-3): 3.97 kN/m²
• Impact hard body (EN 356): Class P5A
• Impact soft body (EN 13049): Class 5
• Air permeability (EN 12207): Class 3

Learn more about the Gorter RHTS hatch.