The Grosvenor Roof Lantern
Description - The Grosvenor roof lantern is our largest rooflight in our standard range of roof lanterns called 'The Classic Collection'. A very popular roof lantern for full width single-storey rear extensions. The roof lantern prorportions not only allows natural light to flood below and into adjacent rooms but also adds significant volume / height.
Construction - Engineered Sapele internal frame with external aluminum capping system.
Glazing – Self cleaning high performance dual-sealed double glazed units. Two leaves of 4mm clear toughened safety glass, a 16mm Argon gas filled cavity. Soft-coat low-emissivity heat reflective coating to the cavity face of the inner-leaf. The thermal u-value of the roof glazing units is 1.2. Solar glass can be specified please see available options for more details.
Roof pitch – 25 degrees.
Weight – approx. 451 kg.
Ventilation - Can be specified with up to 2no. 'double paned' electric vents and / or 4no. passive vents. Please see available options.
Ornamentation - Can be specified with 2no. decorative finials. Please see available options for full range.
Colours – Roof exterior: aluminum rafter, hip and ridge cappings factory finished in CLASSIC WHITE or SLATE GREY. Roof interior: factory finished sapele timber in CLASSIC WHITE.
Critical dimension – Internal kerb, timber to timber: 3295mm x 2205mm on plan.