Atrium Ridgelight 25–40° Modular Skylight

Framing:

Pultruded fibreglass and polyurethane composite that gives high strength and low thermal conductivity. The dimensions of frame and sash profiles are not affected by the size of the rooflight module as loads are transferred to the mounting brackets.

The inside surface is treated with white paint (NCS S0500-N, gloss 30: nearest RAL colour, 9010), while the aluminium cladding is coated with granite grey, scratch-resistant powder lacquer.

Mounting bracket:

Galvanized steel multi-brackets at each corner of the rooflight.

Flashing:

Prefabricated modular flashing with integrated 50 mm insulation and snow stop. Grey painted aluminium.

Technical properties:

• Acoustic performance: 35 dB.

• Air permeability: Class 4.

• Fire rating: Class B.

• Watertightness: E900.

• Wind load resistance: Class C5.

Window size:

Available in modules of:

• 675 x 1200 mm, 675 x 1400 mm, 675 x 1600 mm, 675 x 1800 mm, 675 x 2000 mm, 675 x 2200 mm, 675 x 2400 mm.

• 750 x 1200 mm, 750 x 1400 mm, 750 x 1600 mm, 750 x 1800 mm, 750 x 2000 mm, 750 x 2200 mm, 750 x 2400 mm.

• 800 x 1200 mm, 800 x 1400 mm, 800 x 1600 mm, 800 x 1800 mm, 800 x 2000 mm, 800 x 2200 mm, 800 x 2400 mm (not available with triple glazed smoke ventilation modules).

• 900 x 1200 mm, 900 x 1400 mm, 900 x 1600 mm, 900 x 1800 mm, 900 x 2000 mm, 900 x 2200 mm (not available with triple glazed smoke ventilation modules), 900 x 2400 mm (not available with smoke ventilation modules).

• 1000 x 1200 mm, 1000 x 1400 mm, 1000 x 1600 mm, 1000 x 1800 mm, 1000 x 2000 mm (not available with triple glazed smoke ventilation modules), 1000 x 2200 mm (not available with smoke ventilation modules) or 1000 x 2400 mm (not available with smoke ventilation modules).

Operation:

Rooflights can be fixed, or openable to provide ventilation or smoke venting. Opening rooflights are operated by a chain actuator, concealed behind the bottom profile.