The Sertus Roof Access Hatch – Residential (RAH-R) allows direct, safe and easy access to flat roofs for maintenance or as part of a fire escape route.
The RAH-R is a modular roof hatch, fully certified to EN1873, designed for new-build or refurbishments of residential and commercial schemes.
The RAH-R can be controlled with telescopic gas or friction struts, electrically, and as part of smoke ventilation systems. It can be specified with either glass or polycarbonate glazing to maximize natural light.
Double Glazed Polycarbonate: 2.68
Triple Glazed Polycarbonate: 1.78
Quad Glazed Polycarbonate: 1.37
Solid insulated cover 40mm: 0.80
Upstand PVC 150mm ECO Splayed: 0.90
Upstand PVC 150mm ECO Vertical: 1.00
Upstand PVC 300mm ECO Splayed: 1.00
Fire Rating to BS 476: Part 3: AA
Sound Resistance (dB): 28
Air Permeability to EN1873: A4
Watertightness to EN1873: Pass
Impact Test to EN1873: 1200J
Impact Test to ACR (M) 001:2005: Class B
To BS 476: Part 3: AA
To BS 476: Part 3: Class 1
Service Temperature: -50°C to + 120°C