BL50 Series

BL50 Series, 50mm pitch flanged and recessed type louvre panels

BL50 Series Aluminium Louvres Aluminium extrusions type 6063-T6 to BS1474 having a minimum thickness of 1.5mm.

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The BL50 Series louvres comprise louvre blades inclined at 45° and mounted at 50mm centres within 50mm, 75mm or 100mm deep frame. Galvanised bird screen supplied as standard. Frames can be flanged for surface mounting or recessed to give frameless appearance. The bottom blade is extended over the outer frame to prevent ingress of water and provide drainage from the louvre face. Louvre sizes made to suit customer requirements.

Recommended maximum. size for a single unit: 1000 x 2000 for 50mm deep system . Upto 2000 x 2000 for the 75mm and 100mm deep systems. Larger sizes accommodated in multi-panel systems.

Nominal free area: 51% with bird mesh fitted

Maximum BSRIA weather test rating November 2019 (simulated rainfall of 75mm/hr, wind speed of 13m/sec):

93.19% BLS50/50/BG (class C)                        93.9% BLS50/100/BG (class C)
98.39% BLS 50/50/IM (class B)                       99.5% BLS 50/100/IM class A)

BL50 Series

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